Baseboard heater parts can be purchased at Home Depot, Lowe's and SupplyHouse.com. While both Home Depot and Lowe's offer in-store, phone and online sales, SupplyHouse sells its products online and by phone only.
Home Depot sells parts for baseboard heater brands such as Cadet, King Electric, Farenheat and Dimplex. The company also offers both electric and hydronic styles of heater.
The stock of baseboard heater parts at Lowe's includes Cadet, Durst, Apollo and Hydrotherm. The company sells both electric and hydronic styles of heater.
SupplyHouse offers parts for a variety of baseboard heater brands, including SlantFin, Runtal, Qmark and Cadet. The company also offers parts for other household items such as HVAC systems, thermostats and plumbing.