🛡️ 90-day warranty on parts | ✅ Genuine OEM parts | 🔧 8+ years serving the region

Mechanical ventilation complements the AC system — it does not replace it. Its function is to introduce fresh outdoor air and remove stale, humid or polluted air from kitchens, bathrooms and high-humidity areas.

When You Need Independent Ventilation Beyond the AC

  • Kitchen odours spreading to the rest of the home due to inadequate extraction
  • Bathrooms remaining humid and odorous for extended periods after use
  • Bedrooms feeling heavy and stale despite AC operation
  • Home or office with insufficient natural ventilation

Ventilation and Exhaust Systems We Install

1. Kitchen Exhaust Fans and Ductwork

The fan alone is insufficient — the duct connecting it outside determines its effectiveness. A corrugated, long, or sharply-bent duct significantly reduces extraction power. In Abha, the external duct outlet is sealed against cold winter air entering when the fan is off.

2. Bathroom Exhaust Fans

A bathroom exhaust fan removes moist air and prevents humidity accumulation. In Jazan where outdoor humidity is already 80%+, an undersized fan makes no real difference. We select fans of correct capacity (in CFM) for the bathroom's size and ceiling height.

3. Balanced Mechanical Ventilation (HRV)

For higher air quality without increasing electricity costs: an HRV (Heat Recovery Ventilator) introduces fresh outdoor air while recovering 70–80% of the extracted air's energy. Ideal for Abha where windows are opened in winter and controlled ventilation is needed.

4. Lower Floor and Basement Ventilation

Lower floors in multi-storey Abha and Khamis Mushait homes suffer from moisture accumulation and stagnant air. We install low-power exhaust fans with external air inlets to gradually refresh the air.

Ventilation System Maintenance

  • Clean fan blades and protective grille: every 6 months
  • Check external duct outlet for blockages or bird nesting: annually
  • Check motor and current draw: annually
  • Clean HRV filter: every 3 months

Frequently Asked Questions

Does opening windows replace mechanical ventilation?
In Abha in spring and autumn, yes. But in Khamis Mushait summer (42°C) or Jazan (80% humidity), opening windows admits hot or humid air that increases AC load. Mechanical ventilation solves this intelligently.
Does the bathroom exhaust fan affect AC performance?
Positively — effective bathroom extraction removes humidity before it spreads to other rooms, reducing the moisture load on the AC.
What does HRV installation cost for an average Abha home?
SAR 5,000–12,000 depending on home size and distribution points. Higher cost than a standard fan, but electricity savings and air quality improvements justify the investment over time.
Why do kitchens and bathrooms need separate extraction?
Because an AC recirculates air; it doesn't expel it. Moisture, odours and grease need to be pushed outside, not recycled. Without effective extraction, the AC distributes those contaminants through the rest of the house.
How does extraction relate to pressure balance?
Extraction pulls air out of the building, and that air must be replaced. If there's no make-up air source, negative pressure develops and pulls air in through gaps and drains — sometimes from places you don't want. This is common in restaurants.
How do I know my extraction is inadequate?
Practical signs: cooking smells lingering for hours; condensation on bathroom mirrors that takes a long time to clear; mould in bathroom corners. Those are symptoms of air that isn't leaving, not air that isn't being cooled.
Why do bathroom extract fans usually underperform?
Because they're chosen by size rather than capacity, and connected to a long or kinked duct that chokes their flow. A fan rated for a given extraction rate, on a poor duct, delivers a fraction of it in practice. The duct matters more than the fan.
What does a restaurant kitchen need for extraction?
Adequate extraction over the heat sources, grease filters cleaned on a schedule, and designed make-up air. Without make-up air, negative pressure develops and pulls odours and smoke from the dining room into the kitchen instead of the reverse.
Can extraction pull my cooled air outside?
Yes, and that's exactly what has to be balanced. Strong extraction without designed make-up air pulls out the cooled air you paid for. Correct design balances expelling contaminants against retaining the cooling.