Underslab floor insulation rockwool rigid stone wool boards used as a continuous layer of insulation under a concrete slab can provide the thermal efficiency and mechanical properties required as an alternative to rigid foam.
Under concrete floor insulation options.
Floor 1 garage 3 under slab 5 more ways to filter.
Concrete slab floors are typically insulated with polystyrene board.
The most expensive option.
Foam in place insulation is sprayed into spaces between the joists and goes around venting pipes and electrical work.
Spray foam insulation is likely the best option for below floor insulation.
Get free shipping on qualified under slab foam board insulation or buy online pick up in store today in the building materials department.
Another option for insulating your concrete floor are some more flexible materials such as knauf rock wool insulation slabs or rockwool insulation slabs which also offer a level of sound insulation apart from known as being great and versatile insulators.
Insulating concrete slab floors timber frame floors are typically insulated with polystyrene boards or sheet insulation made from glasswool fibreglass wool polyester wool polyester mix and mineral wool.
R 5 78 rigid foam insulation model 320817.