As of 2016, some places where home owners can purchase PEX radiant floor heating include SupplyHouse.com and HouseNeeds.com. Both of these retailers sell this floor heating online, and HouseNeeds.com offers a physical location.
SupplyHouse.com offers more than 100 different products from PEX. This includes different sizes and types of tubing for radiant heating. The products are categorized by size, length, price range and grade for easy sorting.
HouseNeeds.com offers many PEX tubing, tools, fittings, transfer plates and accessories. Customers can choose any one of these categories to see the available products. There is the chance to sort items by tubing types and sizes and types of heating manifolds.