Boards must be cut to the correct width so that they fit snugly between the rafters.
Loft insulation roof boards.
Insulation boards also referred to as insulation foam board loft boards or rigid foam are a rigid material manufactured in sheets to provide extra insulation within your home.
Similarly walls in the roof space and around dormer windows should also be insulated with rigid insulation boards.
An alternative way to insulate your loft is to fit the insulation between and over the rafters these are the sloping timbers that make up the roof itself.
The simplest and cheapest loft insulation solution is the classic cold loft option.
In all cases make sure there is adequate ventilation to the rafters.
Foil insulation is a firm favourite amongst roofers for loft insulation thanks to its high thermal performance and typically thin profile.
Alongside loft insulation boards insulated decking boards and superior insulation fixings are available.
Industry leaders such as tlx superfoil and actis all make up the foil insulation range from roofing superstore so you can take your pick between reliable inexpensive insulation options.
Shop our range insulation rolls and boards.
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You can use rigid insulation board carefully cut to size or you can have foam insulation sprayed between the rafters.
By insulating your loft or roof you ll effectively reduce heat loss.
If you want to use your loft as a living space you can insulate your room in the roof by insulating the roof with fixed rigid insulation boards between the roof rafters.