1/2” Uponor Wirsbo hePex tubing attached to wire mesh over 2” Rigid Dow Board insulation (R-10) providing a radiant heat barrier. This Evergreen home is over 6,000 sq ft plus a 1,100 sq ft heated garage and has 16 zones. A Triangle Tube Prestige Solo 175,000 Btu (wall hung) boiler heats the home and and Triangle Tube Smart 80 gallon side arm provides the hot water. The home also has 2,600 sq ft of snow-melt that is melted with a Triangle Tube Prestige Solo 399,000 Btu (wall hung) boiler. It uses a #665 Tekmar snow and ice-melt control for automatic system control.