About
Gallelli Mechanical serves Langhorne, Pennsylvania and surrounding Bucks County communities with geothermal heating and cooling installations. Licensed in Pennsylvania (Contractor #020264) and New Jersey (Contractor #13VH04248100), this locally-owned contractor is an authorized WaterFurnace dealer specializing in water-to-air and water-to-water geothermal systems. The company installs control systems with outdoor reset capabilities to reduce energy use and provides hydronic heating, radiant heat, high-velocity mini-duct systems, and indoor air quality solutions including UV lights and fresh-air exchanges. Its work spans heat pumps, gas furnaces, boilers, and air conditioning for both new construction and existing homes across the greater Philadelphia region, serving Bucks County since approximately 1976. Verified active operator per http://gallellimechanical.com/products/geo.html (WaterFurnace dealer) + BBB profile John Gallelli Plumbing & Heating (PA bundle audit 2026-06-01)
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Gallelli Mechanical — Langhorne, Pennsylvania
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