Fitting Roof Insulation Foil

Foil insulation underlayment is recommended under a metal roof and in most cases the shiny side should be facing up but there s a catch.

Fitting roof insulation foil.

Superquilt can be easily cut using multifoil scissors or a cutting knife both available in our multifoil fitting kit. Foil insulation is a radiant barrier and it works by. We would recommend going for one with plenty of layers and some heft to it as the thinner ones will not. It is always recommended to fit a film to clear glass conservatory roofs.

How to install foil insulation on roof. Reflective foil insulation is made from layers of aluminium foil surrounding a wadding or layer of wool material. You will have to ensure there are good air gaps either side of the foil to get the best performance. The materials used to insulate under the roof include batts of mineral or glass wool insulation held in place by battens of wood attached to and across the rafters alternatively polystyrene.

Importantly it allows full reflection of radiant energy without any barrier. If you choose the former we recommend you start out from the bottom and work your way up by ensuring the insulation overlaps at each junction it meets. Usually reflective foil is about 25mm thick and gives a very good u value for its relative thickness. Most people consider the foil looks appealing from the outside.

Atticfoil radiant barrier foil insulation 500 261 views 4 42 how to insulate your timber building and shed using ecoquilt expert reflective multifoil insulation duration. A guide for installing foil insulation over the rafters it s up to you whether you want to apply the foil insulation on the rafters in a horizontal or vertical manner. Ensure overlaps are fully taped and sealed using thermaseal foil joining tape. Ensure all superquilt insulation joints are overlapped by min 50mm.

The process is more tricky than installing foil insulation during the construction of a property but can be undertaken if need be. Foil insulation is worth considering if you have restricted space in your loft or roof space that means regular insulation is not viable.