Insulating Floor Over Unfinished Basement

Whether it s being used for livable space or just storage a well insulated basement is an important part of protecting your building envelope.

Insulating floor over unfinished basement.

Framing basement walls and ceilings is the core of any basement finishing project. I posted on the basement insulation site but i ve developed my thinking a little more and now ponder whether this would work for the concrete basement floor that i very much want to finish in ceramic tile 6 poly 1 xps foam 3 4 advantech 1 2 hardibacker thinset and 1 4 tile. And now that your basement is going to be cold in the winter you ll also need to insulate any ductwork and hot water pipes that are below the ceiling weatherstrip the basement door and wrap a thick layer of fiberglass around the water heater tank. In unfinished attic spaces insulate between and over the floor joists to seal off living spaces below.

If the floor is concrete clean it and seal with epoxy once dry. Determining that moisture is not an issue is critical before starting any basement floor insulation project. Insulate for a better basement. Install sub floor to make room for basement floor insulation.

If the air distribution is in the attic space then consider insulating the rafters to move the distribution into the conditioned space. Insulating and finishing an old basement floor can i add rigid foam sheathing and floor tiles over a basement concrete slab. When insulating basement walls don t forget the band joist the piece of wood at the top of the wall that extends around the perimeter and encloses the ends of the floor joists. Designed for both unfinished and finished applications dupont insulations and air sealants add energy efficiency and warmth to any basement.

In other words you re in for a lot of work. 1a attic access door. Although the slab doesn t appear to have a problem with dampness the age of the house leads me to assume that there is no polyethylene under the slab. The insulation should extend all the way down to the basement floor or at least to below the frost line the depth to which the ground freezes in winter.

My house in connecticut has a walkout basement. Introduction turn your unfinished basement into beautiful functional living space. Here is one walk out basement that we did where the mechanical equipment was too low for the owner to want to lower the entire ceiling to match so we created curving forms to fit around it.