Your trusted partner for all climate control needs
At B & S HVAC, we've been keeping Walnut homes and businesses comfortable for over 18 years. Our factory-trained technicians bring precision and expertise to every job, ensuring your HVAC systems operate at peak efficiency.
We combine cutting-edge technology with old-fashioned customer service to ensure your complete satisfaction. From emergency repairs to system installations and routine maintenance, we handle everything with professionalism and attention to detail.
Fully certified professionals you can trust with your home
Serving Walnut with expertise since 2005
We're not happy until you're completely satisfied
No surprises or hidden fees - ever
We work across the wider valley too, so no corner of the coverage area feels like an afterthought. Careful ac repair is the standard here in Walnut. Many homes around Walnut were built decades ago, so their ductwork needs a lighter, more knowledgeable touch. We stand behind the work with a real guarantee, and we answer the phone when you call back. Genuine or manufacturer-approved parts go in every time, because a cheap substitute simply comes back as another call. Every job finishes with a performance check, so you see the improvement rather than take our word for it. Our technicians drive the same streets you do, from Huntington Drive to the quiet lanes near Lacy Park. Our crew works on ducted attic systems, packaged rooftop units, heat pumps, and the compact condensers tucked beside older bungalows.
Our hvac system cleaning process in Walnut starts with listening. If a second visit is ever needed for the same fault, that return trip is on us. We are open Mon - Fri, 8:00 AM - 4:00 PM, and urgent jobs get priority slots whenever the schedule allows. Technicians check static pressure, refrigerant charge, electrical draw, and duct condition rather than guessing from the thermostat alone. Once the repair is complete we run a full cycle, measure the supply temperature split, and confirm the numbers with you.
Every job finishes with a performance check, so you see the improvement rather than take our word for it. Doing it right the first time is cheaper for you and easier for us than a callback. Attention to detail shows in the small things, such as sealed access panels and a properly cleared drain line. Safety checks are never skipped, including gas connections, wiring condition, and correct unit shutdown behaviour. Careful air duct cleaning is the standard here in Walnut.
You get a written estimate before we begin, and the number we quote is the number you pay. Ring (626) 244-2015 for a free, no-obligation quote with no pressure attached. Larger jobs are quoted as a flat figure so the budget cannot drift halfway through the work. Straight pricing on ac duct cleaning in Walnut, always. We explain which parts carry a manufacturer warranty and how long our own labour coverage runs. New customers take 10 percent off their first booking, which is our standing welcome offer.
We work across the wider valley too, so no corner of the coverage area feels like an afterthought. We know the older Spanish-style and mid-century houses in this area, including the tight attics their air handlers sit in. Our technicians drive the same streets you do, from Huntington Drive to the quiet lanes near Lacy Park. Most of our new customers in Walnut arrive by word of mouth from a neighbor we already helped.
HVAC Duct Cleaning, Condenser Coil Cleaning, Air Duct Cleaning, Blower Motor Cleaning, Air Duct Repair, Air Duct Installation, Airflow Restoration, Heating Duct Cleaning, Air Filter Replacement, Air Handler Cleaning, Furnace Cleaning, Air Duct Replacement, Mini Split Cleaning, Cooling Duct Cleaning, Indoor Air Quality Service, Coil Cleaning, HVAC System Cleaning, Thermostat Service, Duct Sealing, Dryer Vent Cleaning and much more.
91789, 91108, 91101, 91103, 91104, 91105, 91106, 91107, 91006, 91007, 91030, 91801 and everywhere in between.
Central Walnut, Snow Creek-Wa, Timberline-Wa, Lemon Avenue Corridor-Wa, Valley Boulevard Corridor-Wa, Amar Road Corridor-Wa, Suzanne Park Area, Walnut Ranch Park Area, Nogales Corridor-Wa, Grand Avenue Corridor-Wa, Meadow Pass Area, Shadow Oak Border-Wa and more besides.
Call (626) 244-2015 today for a free, no-obligation quote in Walnut, CA. Open Mon - Fri, 8:00 AM - 4:00 PM.
Call NowHow we ensure quality service and your complete satisfaction
We begin with a thorough consultation to understand your specific needs and comfort requirements.
Our certified technicians perform a comprehensive diagnostic assessment of your HVAC system.
We develop and implement the most effective solution for your specific situation and budget.
We perform quality checks and follow up to ensure your complete satisfaction with our service.
Reach out today for expert HVAC solutions
2990 W Hvn Rd,
San Marino,
CA 91108