UV Disinfection Systems — Saudi Arabia

UV Disinfection Systems Supplier Saudi Arabia — UV Water Treatment Chambers & UV Sterilizers In Stock

Gulf Union Ozone supplies a complete range of ultraviolet (UV) water disinfection systems for potable water, process water, wastewater tertiary treatment, cooling tower, and pharmaceutical applications across Saudi Arabia. Our UV portfolio covers medium-pressure amalgam UV chambers with broad-spectrum 200–320 nm output in compact DN25–DN400 inline configurations, low-pressure high-output (LPHO) UV systems at monochromatic 253.7 nm with maximum germicidal efficiency per watt, large-flow UV channel and vessel arrays from DN400 to DN800 for municipal treatment plants, cooling tower side-stream UV units for legionella control, open-channel and closed-vessel UV systems for wastewater tertiary treatment to reuse standards, pulsed UV (PUV) for spore-forming organisms, vacuum UV (VUV, 185 nm) for TOC reduction, and combined UV plus hydrogen peroxide advanced oxidation process (UV/H2O2 AOP) for trace organic contaminant destruction. Standards: DVGW W294 (German certification), ÖNORM M5873 (Austrian), NSF/ANSI 55 Class A (40 mJ/cm², USA/international), WHO drinking water quality guidelines. Chamber material SS 316L with quartz sleeve and EPDM sleeve seal; PVDF and titanium options for chlorinated seawater service. SASO 4637 compliant for potable water. ISO 9001:2015 certified (CR 4030570569). Stocked in Jeddah.

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UV disinfection systems and water treatment UV chambers for potable water and industrial applications in Saudi Arabia — Gulf Union Ozone Jeddah
StandardsDVGW W294 · ÖNORM M5873 · NSF/ANSI 55 Class A (40 mJ/cm²) · WHO Water Quality · SASO 4637
MaterialsSS 316L Chamber · Quartz Sleeve · EPDM Seal · PVDF & Titanium for Chlorinated Seawater
RangeDN25–DN800 · MP Amalgam / LPHO / Pulsed UV / VUV / UV+H&sub2;O&sub2; AOP
QualityISO 9001:2015 — Jeddah Warehouse · Saudi Nationwide Delivery
UV Disinfection System Categories

Product Types in Stock

Gulf Union Ozone carries six UV water disinfection system families for the full range of Saudi Arabia water treatment applications — from compact potable water sterilizers to large municipal UV treatment arrays and advanced UV oxidation systems — all validated to internationally recognised DVGW, NSF, and ÖNORM standards.

Type 01

Medium-Pressure Amalgam UV Chamber (Compact, DN25–DN400)

Medium-pressure (MP) amalgam UV disinfection chambers with broad-spectrum polychromatic output across 200–320 nm for potable water, process water, and cooling tower treatment in Saudi Arabia. MP amalgam lamps operate at controlled arc temperatures producing high UV intensities from a single lamp per chamber, making the chamber physically compact compared to low-pressure systems of equivalent output — a critical advantage for retrofit installations in existing plant rooms with limited space. Broad spectral output provides inherent advantages: effective photolysis of combined chlorine (chloramines) in pool and cooling tower applications, inactivation of UV-resistant organisms across multiple absorption bands, and the foundation for UV/H2O2 advanced oxidation process (AOP). Chamber body SS 316L (AISI 316L, 1.4404) with electro-polished internal surface; quartz sleeve with EPDM or Viton O-ring seals; wiper mechanism for automatic quartz sleeve cleaning to maintain UV transmittance in fouling-prone waters (iron, hardness, biological deposits). Standard connections: DIN flange, ANSI flange, or BSP/NPT threaded DN25–DN50. Dose monitor (UV sensor, flow meter, and online dose calculation display) included as standard. DVGW W294 validated reactor models available with validation report for Saudi Arabia Ministry of Environment and Water compliance submissions. NSF/ANSI 55 Class A certified (40 mJ/cm² minimum dose at end of lamp life). Flow rates: 2–250 m³/h depending on model and lamp power (1–40 kW per lamp). Applications: potable water terminal disinfection in hotels and residential developments, bottled water production, process water in pharmaceutical and food manufacturing, swimming pool and spa water supplemental disinfection, Saudi Arabia SASO 4637 compliant systems.

Type 02

Low-Pressure High-Output (LPHO) UV System (Energy Efficient)

Low-pressure high-output (LPHO) UV disinfection systems delivering monochromatic UV output at 253.7 nm — the wavelength closest to the peak UV absorption of DNA at 260 nm — achieving the highest germicidal efficiency per watt of electrical input of any UV lamp technology. LPHO lamps operate at low mercury vapour pressure (approximately 1 Pa), low arc temperature (60–100°C external bulb surface), and emit greater than 35% of total electrical input as UV-C radiation at 253.7 nm, compared to 15–20% UV-C efficiency for medium-pressure systems. This translates to 20–40% lower energy consumption for the same validated UV dose — a significant operational cost saving for continuous-duty large-flow systems in Saudi Arabia. LPHO systems use multiple parallel lamps arranged horizontally or vertically within the chamber — typically 4 to 64 lamps per chamber depending on flow rate. The monochromatic 253.7 nm output is biologically the most effective for bacterial, viral, and protozoan inactivation, with Cryptosporidium parvum inactivation achievable at just 10 mJ/cm² (4-log) — far lower than chemical disinfection can achieve. Chamber material SS 316L; quartz sleeves with automatic sleeve wipers for hard Saudi Arabia water (high calcium carbonate scaling tendency); variable power ballasts for energy optimisation at partial flow. NSF/ANSI 55 Class A and DVGW W294 validated reactors available. Flow rates: 5–500 m³/h in modular array configurations. Applications: municipal potable water treatment (main treatment disinfection barrier), large industrial process water, RO permeate disinfection before pharmaceutical distribution, brewery and food grade water, wastewater reuse polishing disinfection in Saudi Arabia.

Type 03

Large-Flow UV Chamber Array (DN400–DN800, Municipal)

Large-flow UV disinfection systems in closed-vessel and open-channel gravity configurations for municipal potable water and wastewater treatment plants in Saudi Arabia requiring treatment flows from 500 m³/h to over 5,000 m³/h. Closed-vessel large-flow UV systems use multiple horizontal LPHO or MP lamp banks installed inside SS 316L cylindrical chambers in parallel hydraulic configurations — each closed-vessel chamber handles 500–2,000 m³/h. The modular parallel arrangement allows capacity to be sized by adding chambers, with N+1 redundancy design for critical potable water service. DN400–DN800 flanged connections; SS 316L full-flow chamber with clean-in-place (CIP) provision; UV dose monitoring with minimum dose alarm and bypass valve control interlocked with dose monitor for automatic bypass on dose failure. Validated with computational fluid dynamics (CFD) hydraulic modelling and biodosimetry challenge testing (MS2 bacteriophage for surrogate virus, Bacillus subtilis spores for Cryptosporidium surrogate) in accordance with DVGW W294 or USEPA UV Disinfection Guidance Manual (UVDGM). ÖNORM M5873 validated units available for projects requiring Austrian or European DWA standard documentation. Applications: Saudi Arabia municipal waterworks (surface water and desalinated municipal water tertiary disinfection), large hotel and resort development centralised potable water treatment, industrial park centralised water treatment, water reuse schemes for irrigation and industrial make-up water. Dose range: 40–500 mJ/cm² depending on specified treatment objective.

Type 04

UV Disinfection for Cooling Towers (Legionella Control)

Side-stream UV disinfection units specifically engineered for cooling tower circuit water treatment — providing continuous inactivation of planktonic microorganisms including Legionella pneumophila, algae, biofilm-seeding bacteria, and protozoa in the cooling water loop of Saudi Arabia industrial and commercial HVAC systems. Cooling tower UV units are installed on a side-stream bypass circuit treating a fraction (typically 5–25%) of total circulating volume per pass — full side-stream treatment achieves high organism reduction in the bulk water within a few hours of operation. SS 316L chamber body and quartz sleeve; UV dose 40 mJ/cm² minimum at NSF/ANSI 55 Class A for planktonic organism control; higher-dose units (80–186 mJ/cm²) for applications requiring virus inactivation or enhanced protozoan control. UV side-stream units for cooling towers are designed with scale-resistant quartz sleeve materials (high-purity fused silica, hydrophobic surface treatment) to resist carbonate and silica fouling in Saudi Arabia's hard cooling water make-up (hardness 200–600 ppm CaCO3 from desalinated or ground water). Integrated with conductivity controller (blowdown), pH controller, and biocide dosing pump for comprehensive cooling water management. Copper-silver ionisation add-on module available as a supplement to UV for enhanced biofilm control — the combination of UV (planktonic kill) plus Cu/Ag ionisation (biofilm penetration) provides the most effective legionella risk reduction. Applications: commercial HVAC cooling towers at hotels, hospitals, and office towers in Jeddah and Riyadh; industrial cooling towers at petrochemical plants in Jubail; district cooling plant circuits; process cooling water circuits in Saudi Arabia food and pharmaceutical manufacturing.

Type 05

Wastewater Tertiary UV Treatment (SS 316L, Gravity Channel)

Open-channel gravity-flow UV disinfection systems for wastewater tertiary treatment and water reuse in Saudi Arabia municipal and industrial wastewater treatment plants — designed for installation in concrete or GRP channels at the final effluent stage before discharge or reuse. Open-channel UV systems use horizontally mounted LP or LPHO lamp banks installed perpendicular to water flow on stainless steel module frames lowered into the effluent channel — modules can be raised for lamp replacement and cleaning without draining the channel. SS 316L module frames and lamp support structures; high-output amalgam LPHO lamps for energy efficiency at the low UVT typical of treated wastewater effluent (60–85% UVT at 254 nm); automatic sleeve cleaning wipers with stainless actuator arm for continuous fouling control in high-TSS wastewater. UV dose validated to achieve Saudi Arabia National Water Company (NWC) treated wastewater reuse standards: Category A reuse (agriculture and landscape irrigation) requires 100 mJ/cm² and E. coli below 2.2 MPN/100 mL; Category B (restricted irrigation) requires 40 mJ/cm²; industrial reuse requires site-specific pathogen reduction targets. IMO MARPOL Annex I ballast water treatment units to IMO D-2 standard (50 individuals per m³ for organisms 10–50 µm, less than 1 CFU/100 mL E. coli) are available for vessel ballast water treatment applications in Jeddah and Jubail maritime facilities. Closed-vessel UV systems in DN200–DN600 for pressurised tertiary effluent streams also available. Applications: municipal WWTP effluent disinfection for landscape irrigation reuse, industrial wastewater effluent treatment, treated produced water reuse, and agricultural water reuse in Saudi Arabia water conservation programmes.

Type 06

UV + Advanced Oxidation Process (UV/H&sub2;O&sub2;, TOC Reduction)

Combined UV and hydrogen peroxide advanced oxidation process (UV/H2O2 AOP) systems for destruction of trace organic contaminants (micropollutants, pharmaceuticals, pesticides, industrial solvents, endocrine disruptors, cyanotoxins) and total organic carbon (TOC) reduction in water and wastewater — combining UV photolysis with the generation of highly reactive hydroxyl radicals (·OH, oxidation potential 2.8 V) from H2O2 photolysis at 254 nm. UV/H2O2 AOP is effective against compounds resistant to conventional chlorination and ozonation, including N-nitrosodimethylamine (NDMA), 1,4-dioxane, chlorinated solvents (TCE, PCE), pharmaceuticals (antibiotics, hormones), and taste-and-odour compounds (geosmin, 2-MIB). H2O2 is dosed at 5–50 mg/L ahead of the UV reactor; UV dose of 500–1,500 mJ/cm² (substantially higher than disinfection dose) provides photolysis energy for ·OH generation. UV/H2O2 AOP systems are supplied with H2O2 metering pump, online H2O2 analyser, UV dose monitor, and downstream catalytic H2O2 quench reactor (to remove residual H2O2 before distribution). Vacuum UV (VUV, 185 nm) systems using low-pressure lamps emitting both 185 nm and 253.7 nm can generate ·OH from direct water photolysis without H2O2 addition at smaller scales. Applications in Saudi Arabia: pharmaceutical and laboratory ultrapure water TOC reduction (below 5 ppb TOC for USP water), semiconductor cleaning water, drinking water treatment for emerging contaminants and taste/odour control, industrial effluent treatment for recalcitrant organics before membrane reuse, and groundwater remediation for chlorinated solvent contamination.

Product Catalog

Complete UV Disinfection Systems Range — 26+ Products

All UV systems supplied with validated UV dose calculations, UV dose monitor, and reactor validation report (biodosimetry or CFD). DVGW W294 and NSF/ANSI 55 Class A certified models available. Replacement lamps and quartz sleeves stocked in Jeddah. ISO 9001:2015 QMS (CR 4030570569).

Type / Model Flow Rate UV Dose Standard / Lamp Type Application
MP Amalgam UV Chamber — DN25–DN50 Compact Inline Up to 5 m³/h 40 mJ/cm² minimum (NSF/ANSI 55 Class A) NSF/ANSI 55 Class A; MP amalgam, 200–320 nm Small commercial potable water, point-of-entry building disinfection Saudi Arabia
MP Amalgam UV Chamber — DN50–DN100 Medium Flow 5–20 m³/h 40 mJ/cm² min; dose monitor included DVGW W294 / NSF/ANSI 55 Class A; MP amalgam Hotels, office buildings, food factory process water, cooling tower side-stream
MP Amalgam UV Chamber — DN100–DN200 Industrial 20–80 m³/h 40 mJ/cm² min; 95% UVT; automatic wiper DVGW W294 / NSF/ANSI 55 Class A; MP amalgam Industrial potable water, pharmaceutical process water, SASO 4637 compliance
MP Amalgam UV Chamber — DN200–DN400 Large Industrial 80–250 m³/h 40–200 mJ/cm²; CFD validated; dose monitor DVGW W294 / ÖNORM M5873; high-power MP amalgam Large industrial water treatment, municipal sub-network, residential development
LPHO UV System — DN25–DN50 Small Energy Efficient Up to 10 m³/h 40 mJ/cm² min at EOL; 253.7 nm monochromatic NSF/ANSI 55 Class A; LPHO lamp 253.7 nm Small RO permeate polishing, bottled water, lab water, Saudi Arabia potable water
LPHO UV System — DN80–DN150 Medium 10–50 m³/h 40 mJ/cm² min; 30–40% UV-C efficiency; variable ballast DVGW W294 / NSF/ANSI 55 Class A; LPHO bank Brewery, beverage, food-grade water, medium industrial process water Saudi Arabia
LPHO UV System — DN150–DN300 Large Industrial 50–200 m³/h 40 mJ/cm² min; automatic sleeve wiper; dose monitor DVGW W294 validated; LPHO multi-lamp bank Large industrial water, pharmaceutical UPW disinfection, Jubail industrial facilities
LPHO UV System — DN300–DN500 Very Large (Modular) 200–500 m³/h 40–100 mJ/cm²; modular parallel chambers; N+1 DVGW W294 / ÖNORM M5873; modular LPHO array Municipal water treatment, district cooling make-up, large industrial plant
Large-Flow UV Array — Municipal DN400–DN600 (Closed Vessel) 500–2,000 m³/h 40–186 mJ/cm²; CFD + biodosimetry validated DVGW W294 / USEPA UVDGM; multi-bank parallel LPHO Saudi Arabia municipal waterworks main disinfection barrier; SASO 4637 compliance
Large-Flow UV Array — Municipal DN600–DN800 (Closed Vessel) 2,000–5,000+ m³/h 40–186 mJ/cm²; CFD validated; N+1 redundancy DVGW W294 / USEPA UVDGM; high-power LPHO or MP array Large municipal water treatment, national infrastructure water supply Saudi Arabia
LP Standard UV — DN15–DN25 Point-of-Entry (Simple) Up to 1.5 m³/h 30–40 mJ/cm²; LP standard lamp, 12-month lamp life NSF/ANSI 55 Class B (16 mJ/cm²) to Class A; LP lamp Villa point-of-entry, small office water dispenser, lab sink disinfection
LP Standard UV — DN25–DN50 Small Commercial Up to 3 m³/h 40 mJ/cm² NSF 55 Class A; SS 316L body NSF/ANSI 55 Class A; LP standard amalgam lamp Small restaurants, cafes, vending water dispensers Saudi Arabia
Cooling Tower UV — Side-Stream Bypass (Small Industrial) 2–10 m³/h side-stream 40 mJ/cm² min; SS 316L; automatic sleeve wiper NSF/ANSI 55 Class A; MP amalgam; legionella control Small commercial HVAC cooling tower legionella control Saudi Arabia
Cooling Tower UV — Main Side-Stream (Medium Industrial) 10–50 m³/h side-stream 40–80 mJ/cm²; SS 316L; integrated dose monitor MP amalgam; DVGW W294 / ÖNORM M5873 Industrial cooling towers, Jubail petrochemical, hospital HVAC, district cooling
Cooling Tower UV + Copper-Silver Ionisation Package UV: 5–30 m³/h + Cu/Ag ionisation unit UV 40 mJ/cm² + Cu 0.2–0.4 mg/L, Ag 0.02–0.04 mg/L NSF/ANSI 55 + WHO Cu/Ag guidelines Combined legionella and biofilm control — hospitals, high-risk cooling towers Saudi Arabia
Wastewater Tertiary UV — Open Channel Gravity (Small Municipal) 50–500 m³/h 40–100 mJ/cm²; UVT 65–85%; channel installation DVGW W294 / USEPA UVDGM; SS 316L frame LPHO Small WWTP tertiary effluent disinfection, agricultural reuse Category A/B Saudi Arabia
Wastewater Tertiary UV — Open Channel Gravity (Large Municipal) 500–5,000 m³/h 100 mJ/cm² (Cat A reuse); automatic sleeve wiper DVGW W294 / USEPA UVDGM; SS 316L module LPHO banks Large municipal WWTP reuse disinfection, NWC Category A treated water, Saudi Arabia
Wastewater UV — Closed Vessel Tertiary (Pressurised Effluent) 50–500 m³/h 40–200 mJ/cm²; SS 316L closed vessel; dose monitor DVGW W294; LPHO or MP; pressurised effluent Pressurised tertiary effluent, industrial WWTP reuse, membrane bioreactor polishing
Ballast Water UV System (IMO D-2 Standard) 100–1,000 m³/h ballast uptake/discharge IMO D-2: <10 org/m³ (10–50 µm); <1 CFU/100 mL E. coli IMO Resolution MEPC.300(72); UV + filtration Marine vessel ballast water treatment — Jeddah and Jubail port facilities
UV/H&sub2;O&sub2; AOP System — Small Scale (TOC Reduction) 0.5–10 m³/h 500–1,500 mJ/cm²; H2O2 5–50 mg/L; ·OH AOP MP UV + H2O2 dosing; HOH quench reactor included Pharmaceutical UPW TOC reduction (<5 ppb), laboratory water, trace organics removal
UV/H&sub2;O&sub2; AOP System — Industrial Scale 10–100 m³/h 500–1,500 mJ/cm²; H2O2 metering + online analyser MP or LPHO high-dose UV + H2O2 AOP; dose control PLC Industrial recalcitrant organics, NDMA/1,4-dioxane removal, groundwater remediation
VUV (Vacuum UV, 185 nm) — TOC Reduction & Ozone Generation 0.5–5 m³/h 185 nm + 253.7 nm; ·OH from direct water photolysis LP-VUV lamp; no H2O2 chemical addition required Pharmaceutical TOC reduction, semiconductor UPW, taste/odour control, lab water
Pulsed UV (PUV) — Spore-Forming Organism Inactivation Up to 20 m³/h High-intensity pulsed UV; 200–1,000 nm broadband pulse Pulsed xenon lamp; no mercury; broad spectrum pulse Spore-forming pathogen control, aseptic packaging water, pharmaceutical process water
UV Sterilizer — Pharmaceutical Grade (USP Purified Water) 0.5–10 m³/h 40–186 mJ/cm²; SS 316L, electropolished Ra <0.8 µm ASME BPE / NSF/ANSI 55 Class A; SS 316L pharma Pharmaceutical UPW distribution loop, USP Purified Water, SAUDIPHARM facilities
UV Pool & Spa Disinfection (Medium-Pressure Amalgam) 10–150 m³/h recirculation 40 mJ/cm²; chloramine (combined Cl) photolysis at 254 nm DIN 19643; MP amalgam; chloramine reduction Hotel pool and spa disinfection, combined chlorine reduction, Saudi Arabia HVAC
UV Replacement Lamps, Quartz Sleeves & O-rings (Spare Parts) All common lamp types stocked — 12,000 hr rated life OEM equivalent UV output certified at manufacture LP standard / LP amalgam / LPHO / MP amalgam Replacement lamps and consumables for all stocked UV chamber types — Jeddah stock
Why Us

Why Industrial Buyers in Saudi Arabia Choose Gulf Union Ozone for UV Disinfection Systems

☀

DVGW W294 & NSF 55 Class A Certified UV Systems

All potable water UV systems supplied with DVGW W294 (German drinking water UV standard) or NSF/ANSI 55 Class A validation — the international benchmarks accepted by Saudi Arabia Ministry of Environment, Water, and Agriculture (MEWA) and SASO 4637 for potable water disinfection compliance. Validated reactor models come with biodosimetry or CFD validation reports, dose monitor calibration certificates, and complete documentation for regulatory submission to local authorities across Saudi Arabia.

⚛

No Chemical Disinfection Byproducts (DBPs)

UV disinfection inactivates pathogens by disrupting their DNA without adding any chemical to the water — producing zero trihalomethanes (THMs), haloacetic acids (HAAs), chlorite, bromate, or other disinfection byproducts (DBPs) that are formed when chlorine or chlorine dioxide reacts with organic matter in water. This makes UV the preferred primary disinfection technology for Saudi Arabia desalinated water treatment, where minimising chemical addition to high-purity water is a key design objective, and for applications where DBP formation is regulated.

📋

ISO 9001:2015 Certified

All UV systems are procured and supplied under ISO 9001:2015 quality management system (CR 4030570569). Each system is supplied with UV dose validation report, UV sensor calibration certificate, lamp manufacturer data sheet (rated UV output at new and end-of-life), quartz sleeve transmission specification, and complete installation, operation, and maintenance (IOM) manual in English and Arabic. Spare lamp and quartz sleeve kits are stocked in Jeddah for immediate supply across all Saudi regions.

🗺

Jeddah Stock & Saudi Nationwide Delivery

UV chambers in common sizes (DN25–DN200), replacement UV lamps (LP standard, LPHO, and MP amalgam), quartz sleeves, and O-ring seal kits are stocked in Jeddah for immediate dispatch to potable water and wastewater treatment operators across Saudi Arabia — Riyadh, Jubail, Yanbu, Dammam, Madinah, Jizan, and all regions. ISO 9001:2015 certified (CR 4030570569). WhatsApp 966550988062 for urgent replacement lamp or UV unit requirements.

Related Products

Also Stocked at Gulf Union Ozone

Water Treatment

Water Treatment Systems

Complete water treatment systems including multimedia filtration, activated carbon, and packaged treatment plants for Saudi Arabia — providing pre-treatment to the turbidity and UVT standards required for effective UV disinfection performance.
Water Treatment

RO Membranes & Membrane Filtration

SWRO, BWRO, NF, and UF membrane systems for Saudi Arabia desalination — UV disinfection is installed downstream of RO permeate to provide final microbiological disinfection before distribution in pharmaceutical and potable water applications.
Water Treatment

Water Softeners & Demineralizers

Ion exchange water softeners and DM plants for Saudi Arabia — UV sterilizers are integrated in pharmaceutical purified water distribution loops downstream of mixed bed polishers and EDI modules, providing continuous microbiological control.
Water Treatment

Industrial Filters

Multimedia pressure filters, cartridge filters, and bag filter housings for Saudi Arabia water treatment — essential pre-treatment to achieve the UVT above 75% and turbidity below 1 NTU required for reliable UV disinfection performance.
Frequently Asked Questions

UV Disinfection Systems in Saudi Arabia — Common Questions

What UV dose is required to meet SASO drinking water disinfection standards in Saudi Arabia?

The minimum UV dose for drinking water disinfection to NSF/ANSI 55 Class A — the international standard adopted as the basis for Saudi Arabia potable water disinfection under SASO 4637 — is 40 mJ/cm² at end-of-lamp-life (EOL) UV output. This dose achieves 4-log (99.99%) inactivation of bacteria and greater than 3-log inactivation of chlorine-resistant protozoa including Cryptosporidium parvum and Giardia lamblia. For virus inactivation to 4-log, a higher dose of 100–186 mJ/cm² is required. In Saudi Arabia, UV at 40 mJ/cm² is typically used as a second barrier in combination with residual free chlorine of 0.2–0.5 mg/L as required by SASO 4637 — the dual-barrier approach providing UV inactivation at the point of treatment and chlorine residual protection through the distribution network. UV dose validation must account for water UV transmittance (UVT) at 254 nm — Saudi Arabia desalinated water typically shows very high UVT above 95%, making UV highly effective, while groundwater with iron or humic matter may require pre-filtration to achieve the UVT above 75% needed for efficient UV disinfection. Gulf Union Ozone supplies DVGW W294 validated UV systems with dose monitoring and reactor validation reports for SASO 4637 compliance submissions to MEWA and local municipalities.

What is the difference between medium-pressure and low-pressure UV systems for water disinfection in Saudi Arabia?

Medium-pressure (MP) and low-pressure high-output (LPHO) UV systems both achieve effective water disinfection but differ significantly in spectral output, efficiency, and optimal applications. Medium-pressure UV lamps operate at high arc temperatures producing a broad polychromatic output from 200–320 nm — effective for photolysis of combined chlorine (chloramines), inactivation of organisms across multiple wavelength bands, and the foundation for UV/H2O2 advanced oxidation. Single high-power MP amalgam lamps (up to 40 kW per lamp) produce very high UV intensity in a compact chamber, making MP systems physically smaller for equivalent flow rates — a key advantage for retrofit installations in existing plant rooms in Saudi Arabia. Low-pressure high-output (LPHO) UV lamps produce nearly monochromatic output at 253.7 nm — the optimal germicidal wavelength closest to the UV absorption peak of DNA at 260 nm — achieving the highest germicidal efficiency per watt consumed. LPHO systems use more lamps per chamber than MP for equivalent flow rates, but consume 20–40% less electricity for the same validated UV dose. For Saudi Arabia potable water treatment where energy costs are significant and desalinated water has very high UVT (above 95%), LPHO is typically the most cost-effective choice for continuous-duty large-flow disinfection. MP amalgam systems are preferred where compact size, AOP capability, chloramine photolysis (pool and cooling tower), or very high-intensity disinfection of lower-UVT waters is required.

Can UV disinfection replace chlorination for cooling tower water treatment to control legionella in Saudi Arabia?

UV disinfection alone cannot fully replace chlorination for legionella control in cooling tower systems in Saudi Arabia, but it is a highly effective component of a multi-barrier treatment programme. UV is effective at inactivating planktonic (free-swimming) Legionella pneumophila in the bulk circulating water at 40 mJ/cm², but it cannot penetrate or inactivate legionella harboured in biofilm deposits on heat exchanger surfaces, fill media, and internal pipework — the primary legionella amplification reservoir. Biofilm control requires chemical biocides (oxidising biocides such as sodium hypochlorite, or non-oxidising biocides with biofilm penetrating activity) in addition to UV. In Saudi Arabia, cooling tower water temperatures of 35–55°C in summer create ideal conditions for rapid legionella multiplication, and the Saudi Arabia Public Health Authority mandates a documented legionella management plan including regular biocide treatment and quarterly quantitative Legionella testing. The recommended multi-barrier approach combines UV side-stream disinfection for continuous planktonic organism kill, oxidising biocide to maintain a residual throughout the system, periodic non-oxidising biocide shock treatment for biofilm penetration, and regular mechanical cleaning. Copper-silver ionisation can augment UV for improved biofilm control. Gulf Union Ozone supplies complete cooling tower UV treatment packages including side-stream UV units, chemical dosing pumps, chlorine analyser, and conductivity blowdown controller for Saudi Arabia industrial and commercial facilities.

Get a Quote

Request a UV Disinfection Systems Quotation

To receive a fast quotation, provide: application (potable water / process water / wastewater reuse / cooling tower / pharmaceutical / pool), design flow rate (m³/h), required UV dose (mJ/cm²) or disinfection standard (DVGW W294 / NSF 55 Class A / ÖNORM M5873), water UV transmittance (UVT%) at 254 nm (or request our UVT test kit), pipe connection size (DN), installation type (inline vessel / open channel), and delivery location in Saudi Arabia.

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Recent Deliveries

  • • High-output UV chambers (SS 316L, DN200, 200 m³/h) for potable water disinfection at a Riyadh residential development, 2026
  • • Amalgam UV systems for wastewater tertiary treatment at a Jeddah municipal facility, 2026
  • • UV sterilizers for cooling tower blowdown water reuse at a Jubail industrial plant, 2026

CR 4030570569 | ISO 9001:2015 | Jeddah, Saudi Arabia  —  Saudi Aramco vendor compliance · SAEP-347 credentials

Technical content reviewed by Gulf Union Ozone's Engineering Team, Jeddah — 2026

Inventory updated: September 2026

In Summary

Gulf Union Ozone Trading Co. supplies UV Disinfection Systems to industrial customers across Saudi Arabia with delivery from our Jeddah warehouse — all products ship with original certificates and compliance documentation for Aramco, SABIC, and government projects.

In Summary

UV Disinfection Systems from Gulf Union Ozone serves Saudi Aramco operations, SABIC, SADARA, SEC utilities, NEOM mega-projects, and major industrial facilities across the Kingdom — our inventory covers the most common specifications and ratings.

In Summary

Gulf Union Ozone stocks a comprehensive range of UV Disinfection Systems — contact us for immediate availability confirmation and a competitive quotation with full compliance documentation and MTC traceability.

In Summary

For urgent UV Disinfection Systems procurement in Saudi Arabia, WhatsApp +966 55 098 8062 — our team confirms stock availability within the hour and provides competitive quotations with full compliance documentation for all industrial sectors.