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Frequently Asked Questions

Professional answers regarding HVAC safety, efficiency, and engineering standards for your projects.

Safety begins with professional design and installation. Ensure your electrical infrastructure handles the load, use certified mounting brackets for outdoor units, and schedule regular maintenance to check for refrigerant leaks or electrical faults. Waha Air ensures all installations comply with Dubai Municipality safety codes.

No. While wall-mounted units are common for small rooms, Waha Air specializes in diverse solutions including Cassette types (ceiling mounted), Ducted Split (concealed), Floor Standing, and centralized VRF systems tailored for aesthetics and architectural requirements.

Absolutely. Modern systems feature "Silent Mode" and advanced filtration. For sensitive areas, we recommend units with low decibel ratings and inverter technology that maintains stable temperatures without drafts, ensuring maximum comfort for sleeping environments.

Older refrigerants (like R22) did, but Waha Air strictly uses eco-friendly refrigerants like R410A and R32. These comply with international environmental protocols and have zero Ozone Depletion Potential (ODP), making them safe for the environment.

Poorly maintained systems can circulate dust. However, Waha Air provides high-quality Air Handling Units (AHU) and FCUs equipped with HEPA filters and fresh air intake systems. Properly maintained, they actually improve Indoor Air Quality (IAQ) by filtering out pollen and dust.

For the Dubai climate, the recommended energy-efficient and healthy indoor temperature is between 23°C and 25°C. Setting the thermostat extremely low increases energy consumption and can cause thermal shock when moving outdoors.

Yes, modern Heat Pump technology is highly efficient compared to traditional electric heaters. An AC unit can produce 3 to 4 units of heat energy for every 1 unit of electricity consumed, making it a cost-effective solution for winter heating.

Yes, this is called a Multi-Split or VRF System. It allows you to connect multiple indoor units to one powerful outdoor unit, saving balcony/roof space and allowing individual temperature control for each room.

For residential units, we recommend servicing at least twice a year (before summer and winter). For commercial systems (Chillers, VRF), we recommend a quarterly or monthly Annual Maintenance Contract (AMC) to ensure peak efficiency.

No. HVAC systems contain high-pressure refrigerants and require complex electrical connections. Installation must be performed by certified engineers like the Waha Air team to validate the warranty and ensure safety and efficiency.

R32 is a next-generation refrigerant that efficiently conveys heat and has a lower environmental impact (lower GWP) compared to the widely used R410A. Waha Air is actively transitioning to R32 systems for better sustainability.

Sizing depends on room volume, insulation, glass area, and heat sources. An undersized unit won't cool effectively, while an oversized one consumes too much energy. Our engineering team performs a detailed Heat Load Calculation to recommend the perfect capacity.

SEER (Seasonal Energy Efficiency Ratio) measures cooling efficiency over a season, while SCOP (Seasonal Coefficient of Performance) measures heating efficiency. Higher numbers indicate better energy savings. Waha Air supplies high SEER/SCOP rated units to reduce your electricity bills.