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Problem Center · Boilers

Why Is My Boiler Leaking?

Water under or around the boiler.

What could cause this?

  • Relief valve discharging from high pressure
  • Leaking fittings, valves or pump flanges
  • Condensate leaks on high-efficiency boilers
  • Heat exchanger failure

What you can safely check

  • Note where the water appears to come from
  • Keep the area clear and dry
  • Note the pressure gauge reading

Don't open electrical panels or equipment cabinets, handle refrigerant, work on gas or combustion components, or bypass safety controls.

When it requires a professional

Leaks near electrical components or the burner, or a relief valve discharging, need prompt professional attention.

How Air Mechanical diagnoses it

We distinguish system water, condensate and relief discharge, then find the source and the reason.

Every diagnosis starts with the system as it actually exists — equipment, controls, wiring and installation. The equipment has a brand. The problem has a solution.

You don't have to know what's wrong

Need HVAC help?

Heating • Cooling • Boilers • Heat Pumps • Ductless • HVAC/R • Controls

Tell us what the system is doing. We'll evaluate it, explain what we find, and help you decide the right way forward.

Request Service Call Air Mechanical (646) 657-5775

Queens • Brooklyn • Nassau County • Long Island