Smart Thermostats
Wi-Fi connected thermostats with scheduling, remote control, and energy reports.
Shop the category Available today · 24/7 emergencyComfort restored.
Comfort restored.
Same day.
From a noisy AC to a furnace that won't kick on—RALH HVAC technicians arrive on time with up-front pricing and a 100% satisfaction guarantee.
4.9 · 2,340 reviews
Licensed · Insured · NATE-Certified
Licensed & insured
Same-day service
10-year warranty
4.9★ on Google
What we stock
Browse all products Pro-grade HVAC gear, delivered.
Air Quality & Comfort
UV purifiers, whole-home humidifiers, and air sanitizers for healthier indoor air.
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Filters & Safety
HEPA filters, furnace filters, and CO detectors to keep your home safe and clean.
Shop the categoryBest sellers
Customer favorites.
Hand-picked products our technicians install and recommend every week.
Best seller
Full HVAC System Installation
$7.99
Complete heating and cooling system installation, priced per square foot of your home. Includes equipment, professional labor, ductwork inspection, and post-install commissioning.
View in shopSmart Wi-Fi Thermostat
$249
Wi-Fi enabled smart thermostat with scheduling, geofencing, and remote control from your phone.
View in shopUV-C Air Purifier Kit
$499
In-duct UV-C light kit. Kills mold, bacteria, and viruses as air passes through your system.
View in shopWhat homeowners say
"Showed up within 2 hours on a 102°F day and had us cool in under an hour. Lifesavers."
"Honest pricing—no upsell. Replaced our furnace for $800 less than the other quote."
"Joined their Comfort plan. Two tune-ups a year and we never worry about breakdowns."
Upgrade your home today.
Free shipping on orders over $99. Questions about which product fits your system? Call our team.