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Knauf Loft Insulation Roll Long | 170mm


Availability: Out of stock SKU: KLIR170MM

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Knauf Loft Insulation Roll Long | 170mm


Out of stock


Knauf Loft Insulation Roll Long | 170mm


Knauf Loft Insulation is a roll of silicone impregnated glass mineral wool that provides thermal insulation in roofs and loft floors, which in turn can transform a loft in to a comfortable living space. This product is suitable for a number of domestic and commercial applications, including multi-storey projects. This particular insulation is installed in a two layer system, one layer over the joists and an additional layer between the joists for optimum insulation.

The insulation covers all durability concerns, including being non-combustible and the product does not age. As well as this, it is extremely lightweight, along with being easy to cut and install, making this one time job a much more efficient one.

This particular insulation is not only extremely durable, but is manufactured in such a way to provide a much more energy efficient and eco-friendly construction. If this insulation is applied to the home, it will protect against heat loss in areas of the home that can be the main sources of cold air passing through. As well as trapping heat inside, the insulation also maintains temperature much better than standard insulation. As for environmental efficiency, the roll itself themselves are made from recycled glass.

The Knauf Loft Insulation Roll is available in a variety of thicknesses:


Thicknesses available:

100mm 13.89m2 per pack
150mm 9.18m2 per pack
170mm 8.01m2 per pack
200mm 5.83m2 per pack

Additional information

Weight 15000 g

Yes, in some cases it may be possible to top up the cavity wall insulation because it can shrink over time and may become less effective.

It works by filling the gap in-between the outer wall and the inner wall. It stops heat loss in your home by keeping air trapped within the cavity.

If moisture gets into the insulation its ability to keep the house insulated and warm is diminished.

Yes, you can but it will be a lot of work and planning. It is recommended to get an expert to do it because mistakes can cost a lot of money to rectify.

Cavity wall insulation is installed by drilling holes into the side of a building. The insulation is then injected into the wall.

Cavity wall insulation is made of mineral wool.

No, it is classed as an irritant because it can irritate your eyes and skin, making them very itchy.

Cavity wall insulation can be highly flammable, but because of advances in the production of insulation, it’s fire retardant with a melting point of 1093 degrees C.

Cavity wall insulation can cause dampness if installed incorrectly.

Yes, it is definitely worth it. After it has been installed you will save energy and cut the cost of your heating bill.