About William E Kingswell Inc
William E. Kingswell, Inc. is a Beltsville wholesale HVAC distributor that has operated since 1937 and sells to contractors and clients in Maryland, Virginia and beyond. Its catalog covers heating equipment and heat pumps, boilers, furnaces and convectors, coils and controls, unit heaters, packaged units, split air conditioners, air handlers, air quality units, ductless mini-split units, and parts and accessories from brands such as AirEase, Allied and Magic-Pak. It specializes in multi-family, senior living and custom HVAC and temperature controls, and purchases carry manufacturer warranties. Rated 4.4 from 75 Google reviews, 54 of them five stars. It supplies water and steam unit heaters, unit and duct heaters and HVAC parts, offers specials and quote requests, and serves customers nationwide. Call 301-937-1900.
Services and details
- Installs heat pumpsNo
No information yet on load calculation (Manual J), energy audit or air sealing, ductwork, ductless mini-splits, geothermal, cold-climate heat pumps, dual-fuel or hybrid systems, furnaces and boilers, rebate and EmPOWER help, financing, emergency service, maintenance plans, nATE-certified technicians, states license and insurance. The website did not say; call and ask.
Contact
- (301) 937-1900
- 5320 Sunnyside Ave, Beltsville, MD 20705
- Website
- View on Google Maps
Listing compiled from public sources on 2026-10-18. Report a correction or request removal. Back to heat pump installers in Beltsville.