Timber Floor Insulation Options

Suspended timber floors can be thermally upgraded by lifting the floorboards to insert insulation or to avoid risking damage caused by disturbance placing it either from below or directly on top.

Timber floor insulation options.

There are a variety of options for the material used in suspended timber floor insulation. Kingspan achieving a u value of 0 25 would be a good target. Wood 55 see all. On the other hand the noticeable impact of the insulation is likely to be greater.

The type of floor insulation used will depend on whether the floor is concrete slab or a suspended timber frame floor. Fiber insulation is like putting an extra layer of clothing under a floor. Suspended timber floor with floorboards removed for most heritage properties the most effective and appropriate way to insulate a suspended floor and improve its airtightness is to retrofit insulation beneath the floorboards between the supporting joists figure 2. It acts as a thermal barrier to the heat that escapes from the wooden floor.

Timber floors will typically have cavities under them which sounds will easily reverberate around in making it travel clearly between floors. Insulating concrete slab floors. Polyester and fiberglass are the cheapest. Get free shipping on qualified floor insulation or buy online pick up in store today in the building materials department.

R 30 ecotouch pink unfaced fiberglass insulation roll 23 in. Fit acoustic insulation beneath the floorboards. Timber frame floors are typically insulated with polystyrene boards or sheet insulation made from glasswool fibreglass wool polyester wool polyester mix and mineral wool. To soundproof a timber floor you have a number of options.

It is available in various thickness 50mm and 100mm are the most easily available and in a variety of sizes commonly in the size of 2 4 x 1 2m. Permeable insulation such as sheep s wool hemp fibre cellulose or woodfibre board often works well with old buildings. That would need 90mm of rigid foam or 150mm mineral wool. Kingspan kooltherm k3 is fitted between timbers in a suspended floor image credit.

Concrete slab floors are typically insulated with polystyrene board. Install acoustic grade underlay. Celotex kingspan type pir thermal insulation board. Install a sprung floating floor.