Fast, Local Heating Repairs You Can Count On

When winter hits Fairfield County, a broken furnace or boiler can bring your home to a standstill. That’s why A&S Nathan Heating and Cooling LLC provides fast, reliable heating repair in Trumbull, CT, keeping homes warm when it matters most. Whether you live in Nichols, Tashua, or Long Hill, our licensed technicians deliver same-day service and long-lasting results. Family-owned since 2000, we’re known throughout Connecticut for honest recommendations, fair pricing, and quality repairs that restore comfort fast.

Expert Repairs for Every Heating System

We repair every type of heating equipment — no matter the age, brand, or fuel source:

Gas & Oil Furnaces – Ignition, airflow, and safety control repairs.
Boilers (Hot Water & Steam) – Leak fixes, pressure adjustments, and heating inconsistencies.
Heat Pumps & Hybrids – Electrical, refrigerant, and sensor problems solved.
Propane Systems – Venting and burner tuning for safe operation.
Ductless Mini-Splits – Restoring zone balance and communication errors.

We carry the most common parts on our trucks for faster turnaround.

Common Problems We Fix

Furnace blowing cold air or short-cycling
Noisy or rattling equipment
Thermostat not responding
Uneven heating between rooms
High utility bills without higher usage

Every visit includes a full system diagnostic and upfront pricing before work begins.

Local Service You Can Trust

Based in Ansonia, our team serves Trumbull, Monroe, Shelton, and Bridgeport. From older hydronic systems near Route 25 to newer builds off Main Street, we know the heating challenges unique to Trumbull homes.

For urgent problems, we offer 24/7 emergency service throughout the winter.