Call Kris in Saskatoon at 306 649-0350 One 4x8 Panel provides heat for 500 Sqft. Costs $2495 + $50 for delivery in Saskatoon & Area. Water Heat Solar Panel 4x8 Full Size Panel - For Residential or Commercial buildings with HVAC Ducting, Boiler or Radiant Floor Heat, and Water Heat. It is designed to be installed on a south facing wall to catch the low winter sun, or can be installed on a sloped roof to catch summer sun for heating your swimming pool. It uses electric water pumps.