Boiler repair & HVAC in Astoria, Queens

We serve Astoria from our Ridgewood shop, about 18 min away. Plumbing, HVAC, boiler repair, heating, drains and gas piping. Emergency calls answered 24/7.

Astoria built out primarily between 1910 and 1940, with the 1917 opening of the 31st Street subway line accelerating a wave of two- and three-family brick homes, six-family walk-ups, and attached rowhouses on 20-by-100-foot lots. That construction era means original one-pipe and two-pipe steam systems with cast-iron radiators are still the norm in most of the neighborhood's older residential stock, alongside galvanized supply lines that in unrenewed buildings are pushing 80 to 100 years old and cast-iron DWV throughout. Boiler repair, steam system work, and supply-line replacement are the bread-and-butter jobs in Astoria, with the postwar brick walk-ups adding a layer of mid-century copper supply that is now old enough to need repiping in buildings that haven't been touched since original construction.

Our Astoria walk-up building hasn't had boiler service in several years — what should we check before winter?

Before heating season, a steam boiler should have its low-water cutoff tested, the pressure relief valve checked, the gauge glass inspected, and the boiler sections visually examined for cracks or leaks. The steam main vents are also worth replacing if they're original — clogged main vents are the most common cause of uneven heat and banging in Astoria's walk-up buildings. Annual maintenance prevents the no-heat emergency calls that come in on the first cold night of October.

We're buying a 1920s Astoria two-family — what plumbing and heating should we inspect before closing?

The three things to verify in a 1920s Astoria two-family are: the supply pipe material (galvanized or copper, and how much narrowing if galvanized), the condition of the boiler and steam distribution — specifically whether the mains are pitched correctly and the traps and vents are functional — and the cast-iron drain stack, which should be camera-inspected for cracking at horizontal runs. A pre-purchase plumbing inspection catches the issues that a general home inspector often misses in pre-war mechanical systems.