Yes. ALAS repairs kitchen exhaust hoods and fans for Prosper restaurants, cafes, senior living communities and other businesses, including Downtown Prosper, Windsong Ranch, Star Trail, Gentle Creek Estates, Whitley Place, Lakes of Prosper, Tanners Mill, Saddle Creek, Willow Ridge and Glenbrooke Estates.
Commercial Kitchen Exhaust Hood Repair in Prosper, TX
Hood not pulling smoke, exhaust fan dead or squealing, or kitchen doors hard to open? ALAS Appliance Repair repairs commercial kitchen exhaust hoods, upblast exhaust fans, fan motors and belts, and make-up air units for restaurants, hotels and senior living kitchens across Prosper.
- Serving all of Prosper
- Written quote before work begins
- After-hours emergency service
- 90-day repair warranty, 6 months for members
Business Profile

Book Kitchen Exhaust Hood Repair in Prosper
Kitchen Exhaust Hood Repair Needs in Prosper Restaurants and Kitchens
When a kitchen exhaust system weakens, the first signs often appear away from the hood: front doors that are hard to open, pilot lights blowing out, smoke rolling past the hood edge, or a dining room that smells like the fryer. These usually point to an imbalance between the exhaust fan and the make-up air unit. In Prosper’s summer heat it can be tempting to turn down make-up air to keep the kitchen cooler, but that pulls air through the dining room and doors instead.
Rooftop upblast fans on buildings at the Gates of Prosper and along US 380 sit in full Texas sun and wind, and their belts, bearings and motors wear accordingly. A squealing belt, a wobbling fan or grease pooling on the roof are all reasons to call. A hinge kit that lets the fan tip open for cleaning is worth having if yours lacks one. Clean hood filters on a set schedule; the fire suppression system is inspected separately by a fire protection company. Motor and electrical work belongs with a technician.
Our Plano-based technicians cover Prosper from Downtown Prosper and the US 380, Preston Road and Prosper Trail corridors to Windsong Ranch, Star Trail, Gentle Creek Estates, Lakes of Prosper and Tanners Mill.
Common problems
What’s Wrong With Your Commercial Kitchen Exhaust Hood?
The kitchen exhaust hood problems we see most often, and the parts a technician checks first for each one.
| Symptom | Common causes a technician checks | Guide |
|---|---|---|
| Hood not pulling smoke or weak draft | Broken or slipping fan belt, failed exhaust fan motor, clogged grease filters, grease-loaded fan wheel, make-up air imbalance | Check whether the exhaust fan on the roof is spinning and the grease filters are clean.Possible causes a technician checks: Broken or slipping fan belt, failed exhaust fan motor, clogged grease filters, grease-loaded fan wheel, make-up air imbalance Schedule a diagnosis |
| Exhaust fan won’t run | Failed motor, broken belt, tripped breaker, starter or contactor fault, switch or control fault, thermal overload | Check the hood switch and breaker. If the hood lights work but the fan doesn’t, the fault is in the fan circuit.Possible causes a technician checks: Failed motor, broken belt, tripped breaker, starter or contactor fault, switch or control fault, thermal overload Schedule a diagnosis |
| Squealing, rattling or vibration on the roof | Worn or loose belt, misaligned pulleys, dry or failing bearings, grease buildup unbalancing the fan wheel | A squeal that starts at fan startup is usually the belt. Grinding usually means bearings.Possible causes a technician checks: Worn or loose belt, misaligned pulleys, dry or failing bearings, grease buildup unbalancing the fan wheel Schedule a diagnosis |
| Doors hard to open or smoke drifting into the dining room | Make-up air unit not running or undersized, negative building pressure, exhaust and supply out of balance | Notice whether doors whistle or pull shut. That points to negative pressure from missing make-up air.Possible causes a technician checks: Make-up air unit not running or undersized, negative building pressure, exhaust and supply out of balance Schedule a diagnosis |
The complete kitchen exhaust hood repair guide
Our main kitchen exhaust hood repair page explains common problems, repair-or-replace decisions and how a repair visit works, in more detail.
Urgent repair
Exhaust Fan Down During Service?
Without exhaust, smoke and heat build up fast and cooking under the hood may not be safe. These steps help while we diagnose the problem. After-hours and emergency service is available at an additional charge in Prosper.
Prosper Commercial Kitchen Exhaust Hood Repair FAQs
We serve Prosper ZIP code 75078 and the part of Prosper in ZIP code 75009. Enter your ZIP code on this page to confirm service at your address.
Yes. Restaurants at the Gates of Prosper and along US 380 commonly use rooftop upblast exhaust fans paired with make-up air units. We work on belts, pulleys, bearings, motors and controls. Tell us how the roof is reached, whether by ladder or hatch, and whether the fan is making noise, running slowly or not running at all.
That is a classic sign of negative pressure. The exhaust fan is pulling out more air than the make-up air unit brings in, so the building draws air through the doors instead. Check that the make-up air unit is on and that its filters are clean. If it is running and the problem continues, the fan speed, belts or air balance need a technician to look at them.
Yes. Along with restaurants, we serve kitchen exhaust for hotel kitchens, club and banquet kitchens, and other food service operations around Prosper. Kitchens that run long event days wear through belts and filters on a different schedule than a typical restaurant, so let us know your hours and event calendar so service can be planned around them.
Where we work in Prosper
Prosper Neighborhoods We Serve
ALAS provides kitchen exhaust hood repair across Prosper, including Downtown Prosper, Windsong Ranch, Star Trail, Gentle Creek Estates, Whitley Place, Lakes of Prosper, Tanners Mill, Saddle Creek, Willow Ridge and Glenbrooke Estates, covering ZIP code 75078 and the Prosper portion of 75009. Check your ZIP code to confirm service at your address.
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Kitchen Exhaust Hood repair across DFW
Our main kitchen exhaust hood repair page for all of the Dallas–Fort Worth cities we serve.

