Miofol® 125 AV is a laminated sheet composed of an LDPE sheet coupled with a coated aluminium sheet, which is in turn protected by an 11 µm thick polyethylene sheet. Miofol® 125 AV is used as a vapour barrier under floors and in pitched roofs, flat roofs and walls. To obtain the best performance from the product, it is recommended that all joints be sealed using the appropriate aluminium adhesive tape.