★ 24/7 Emergency Service Available ◆ Fully Licensed & Insured ★ Family Owned & Operated for 23 Years ◆ Free Quotes — No Obligation ★ Heating · Cooling · Boilers · Water Heaters · Heat Pumps ◆ Serving Bucks · Montgomery · Philadelphia · New Jersey ★ Call (215) 303-6289 ◆ Comfort That Is Set In Stone
★ ◆ ★ Located in Trevose, PA · Serving Bucks, Montgomery, Philly & NJ 24/7 Service · Licensed & Insured (215) 303-6289

Diamond Dave's Mechanical Service LLC has served Bucks County for 23 years — from the Trevose/Feasterville ZIP where we're based, up through Levittown, Yardley, Newtown, Doylestown, and across to Lower Bucks and the Delaware River. Residential and commercial HVAC, boiler work, water heaters, heat pumps, and 24/7 emergency service for Bucks County customers.

We serve: Trevose, Feasterville, Bensalem, Langhorne, Levittown, Yardley, Newtown, Richboro, Southampton, Churchville, Bristol, Croydon, Fairless Hills, Morrisville, and the surrounding townships. No lead-generation middlemen, no out-of-state call centers — just Dave Dipaola and his family, dispatched directly, on the road in the familiar red-white-and-blue truck you've probably already seen on your street.

Need HVAC help in Bucks County?

Call for a free quote — same-day service available for most Bucks County calls.

Call (215) 303-6289

HVAC services available in Bucks County, PA

  • Gas furnace install & repair — new installs, replacements, annual tune-ups, emergency diagnostics
  • Central air conditioning — install, replacement, service, refrigerant work, compressor repair
  • Heat pumps — air-source heat pumps, cold-climate inverter systems, hybrid dual-fuel setups
  • Boilers & hot-water heat — gas, oil & steam boilers, circulators, expansion tanks, leak diagnosis
  • Water heaters — tank and tankless, gas and electric, install and service
  • Ductless mini-splits — single-zone and multi-zone, perfect for finished basements, additions, and sunrooms
  • Annual maintenance — spring AC tune-up, fall furnace tune-up, catch problems before they become emergencies
  • 24/7 emergency service — Dave answers the phone day or night when heat or AC goes out

Why Bucks County residents choose Diamond Dave's

  • 23 years in the trade — not a franchise, not a corporate chain. Dave Dipaola owns and operates the business.
  • Fully licensed & insured in Pennsylvania — paperwork available on request.
  • Fair, honest quotes — low overhead means we can price service and equipment fairly.
  • Same-day service is routine for Bucks County — we're based in nearby Trevose.
  • 5.0 stars across 11 Google reviews — real neighbors, real jobs, verifiable on Google.

Ready for a free quote?

Give us a call — Dave answers the phone, not a call center.

Call (215) 303-6289