Energy Boost

Form-fitting: The spray-on method is easier to apply around unusually shaped or curvier shells. Some builders subcontract the work out, because it’s somewhat messy and toxic.

The flatter option: Above, extruded polystyrene panels are used to insulate the outside of a “chill pool,” which must always remain at cooler temperatures. Because they are flat and fairly unyielding, they make most sense in rectilinear applications, such as geometric pools and spas, at right.

Join the Discussion

Please read our Content Guidelines before posting

Close X