Earthwool Timber Frame Party Wall Slabs are used for the thermal and acoustic insulation of timber frame party wall cavaties and are friction fitted between the timber frames. This product can be used as apart or full fill solution to achieve a zero effective U value within SAP 2009. It is designed as a full fill thermal and acoustic solution for use in timber cavity party walls between appartments, semi-detached and terrace houses. Earthwool Timber Frame Party Wall Slab represents no known threat to the environment and has a zero Ozone Depletion Potential and zero Global Warming Potential. This slab is available in either  60mm  or  85mm ,  Contact us today.