Airtight flush mounted housing for downlights
Draughts can be responsible for significant amounts of heat loss. These products help to eliminate them
Wellhöfer attic stairs with Double Insulation, Twin-wall sealing, Sealing System. More than only insulation!
A range of internal and external membranes to ensure healthy, robust and durable airtight buildings
Easy to use and durable, this range of seals and grommets eliminate one of the most common areas of air leakage
See the range of durable and innovative tapes and accessories to make it easier to achieve excellent levels of airtightness
The 'spirit level' of airtightness, the wincon units allow you to test each room rather than wait for the final test