Your Pool Is a System. We Maintain It Like One.
Water chemistry calibrated to Dubai's 48°C summers. Pre-dawn service on the forty-seventh floor. Penthouse-ready by 7 AM.
Salt Chlorination vs. Liquid Chlorine in Dubai's Climate
At 48°C water surface temperature, chlorine chemistry behaves differently than any temperate-climate pool manual describes. The choice of sanitiser system is the single highest-leverage decision a Dubai pool owner makes — it determines chemical costs, equipment lifespan, and whether your guests notice the water or don't.
Dubai's municipal water arrives at 350–550 ppm TDS before any pool chemistry is applied. Combined with evaporation rates of 12–18mm/day in July, CYA accumulation in trichlor-dosed pools routinely reaches 180–220 ppm by late summer — a level at which chlorine efficacy is reduced by over 60% even at correct free chlorine readings. This is the primary cause of algae outbreaks in properties that appear to be chemically maintained.
| Parameter | Salt Chlorination | Liquid / Tablet Chlorine | Edge |
|---|---|---|---|
Chlorine Consistency | Continuous low-level generation — no spike/crash cycle | Manual dosing creates 4–8 hour peaks then rapid decay in 48°C heat | Salt |
Cyanuric Acid (CYA) Buildup | Zero CYA introduction — stabiliser added independently as needed | Trichlor tablets add 6 ppm CYA per 10 ppm Cl₂ — accumulates to >100 ppm by August | Salt |
Coastal Humidity Impact | Salt cell efficiency drops <5% in 85% RH — manageable | Hypochlorite degrades 15–20% faster in stored containers above 35°C | Salt |
Skin & Eye Comfort | Saline concentration 3,000–4,000 ppm — softer than municipal tap water | Chloramines form rapidly in warm water — eye irritation common without precise dosing | Salt |
Equipment Corrosion Risk | Titanium cell degradation after 7–10 years; requires monitoring of salt cell plates | Negligible corrosion risk to cell hardware — simpler system | Liquid |
Initial Capital Cost | AED 4,800–9,200 for quality chlorinator installation | AED 0 additional — uses existing dosing infrastructure | Liquid |
5-Year Total Cost (50m³ pool) | AED 18,400 including cell replacement | AED 26,700 including chemical procurement and emergency shock treatments | Salt |
Sand vs. Glass Media for Gulf Water Conditions
Dubai's municipal supply averages 420 ppm TDS at the tap — three times the threshold at which silica sand media begins to calcify. The filtration decision is not aesthetic. It determines your chemical costs, DEWA water bill, and the number of service visits you'll need each year.
| Attribute | Silica Sand Media | Recycled Glass Media | Edge |
|---|---|---|---|
Particle Filtration Size | 20–40 microns (silica sand, grade 16/30) | 5–15 microns (recycled borosilicate, grade 1) | Glass |
Performance in High-TDS Water | Calcium deposits bond to silica — media hardening within 18–24 months in Dubai conditions | Smooth surface resists calcium bonding — 60% less media calcification over 5 years | Glass |
Backwash Frequency | Every 7–10 days typical; more frequent in high-load seasons (Ramadan, summer) | Every 14–21 days — 40% less water waste annually | Glass |
Water Consumption (Backwash) | ~900 litres per backwash cycle at 15 PSI | ~540 litres per backwash cycle — significant in DEWA cost calculation | Glass |
Chlorine Demand | Biofilm establishes in irregular silica surface — increases chlorine demand by 15–25% | Negatively charged surface repels bacteria — measurably lower chlorine demand | Glass |
Media Lifespan | 5–7 years before performance degradation requires replacement | 10–15 years — premium media cost amortises over longer cycle | Glass |
Media Cost (per m³ pool filter) | AED 180–240 per 25kg bag, 4–6 bags typical for residential filter | AED 420–560 per 20kg bag, 3–4 bags typical (denser packing) | Sand |
Recommended Application | Budget projects, high-turnover rental pools, pools with planned major refurbishment | Permanent residences, hotel pools, infinity edges — anywhere water clarity is non-negotiable | Glass |
The True Cost of Calcium Scaling on Luxury Finishes
Property managers who negotiate on service frequency are optimising the wrong variable. The cost of a missed visit is not the visit fee — it's the tile replacement, the heat pump service call, the acid wash at the end of season. This table shows what proper maintenance actually prevents.
| Asset / Line Item | With Proper Maintenance | Without Proper Maintenance | Risk |
|---|---|---|---|
Italian Bisazza Mosaic Tile (per m²) | AED 0 — calcium scale removed at weekly service, no damage | AED 2,400–4,800 tile replacement after acid etching fails | Critical |
Pool Plaster / Marcite Resurfacing | AED 0 — pH maintained 7.2–7.6 protects surface indefinitely | AED 18,000–35,000 full resurfacing every 5–7 years vs. 12–15 years | Critical |
Heat Pump / Chiller Efficiency | Nominal — clean heat exchanger operates at rated COP | AED 3,200–6,800/year additional DEWA cost from 3mm scale on heat exchanger plates | High |
Variable Speed Pump Bearings | AED 0 — correct water chemistry prevents corrosion pitting | AED 1,800–3,400 pump replacement at 3–4 years vs. 8–10 year rated lifespan | Medium |
LED Pool Light Fixtures | AED 0 — lens clarity maintained, no calcium haze | AED 850–1,600 per fixture replacement; calcium etches polycarbonate lens irreversibly | Medium |
Infinity Edge Weir / Catch Basin | AED 0 — scale removed before buildup reaches structural adhesive | AED 8,000–22,000 if calcium infiltrates behind edge tiles — structural repair | Critical |
Annual Chemical Overconsumption | AED 1,200–1,800/year — precise dosing, no corrective shock treatments | AED 4,600–8,200/year — reactive chemistry, algae treatments, acid washes | High |
48 Pages of Gulf-Specific Pool Chemistry Intelligence
- Monthly pH and CYA correction schedules by pool volume
- Dubai summer chemical dosing calculator (Excel included)
- Calcium scaling prevention checklist for mosaic tile
- DEWA water quality seasonal variation data (2020–2025)
- Emergency algae treatment protocol — 24-hour recovery
- Contractor vetting checklist: 12 questions to ask any pool company
Send Us Your Last Test Strip. We'll Read It.
Photograph your most recent test strip result — even a phone photo works — and our water chemistry team will return a written diagnosis within 24 hours. We'll tell you exactly what's wrong, what it will cost you if unaddressed, and precisely how to fix it. No obligation, no sales call.