This step-by-step guide from Warmup demonstrates how to install insulation boards for underfloor heating (UFH).

This step-by-step guide from Warmup demonstrates how to install insulation boards for underfloor heating (UFH). Insulating the floor with insulation boards provides an effective barrier between the sub-floor and the UFH system, allowing the heat to rise upwards to the flooring and not be absorbed into the sub-floor.