HVAC Service & Air Conditioning Repair in Affton, MO
Affton's South County ranches and post-war bungalows have been part of Ricotta's regular run for decades. Local family-owned, with techs who know the Gravois and Heege corridors block by block.

Affton's Mid-Century Ranches All Share the Same Problems
The 1950s brick ranches that define Affton were built with undersized return-air ductwork and a single central return in the hallway. Drop a modern high-static furnace into that ductwork and the blower will short-cycle for the next 15 years. We add returns, we right-size, and we get these homes genuinely comfortable instead of just colder.
Ricotta Heating & Air has worked on homes across Affton, St. Louis County for decades — diagnosing failed compressors, replacing aging R-410A systems, swapping smart thermostats, and sealing leaky ductwork. From quick repairs to full system replacements, we explain what's actually wrong, give you fair options, and never push equipment you don't need.
Why Affton Homeowners Trust Ricotta for Furnace Repair
When your furnace quits during a Missouri cold snap, you want a local technician who picks up the phone, shows up on time, and gives you a clear answer — not an upsell. That's been our promise to Affton homeowners for over 50 years.
HVAC Services Available in Affton
The same residential services we provide across St. Louis and Jefferson County are available for your Affton home.
Nearby Cities We Also Serve
Same crew, same pricing, same free estimates throughout St. Louis County.
HVAC Questions from Affton Homeowners
“Ricotta showed up when they said they would, explained everything clearly, and got our system running again. Couldn't ask for more.”
Request a Free HVAC Estimate
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Need HVAC Help in Affton?
Call Ricotta Heating & Air or request a free estimate online — we'll take care of your Affton home like it was our own.
