To simplify specifying URSA products we are now listed in NBS Source
URSA WALLTEC BLACK is a semi-rigid glass wool slab treated with a water repellent additive. BBA Certificate 20/5832 for use in rainscreen cladding systems.
URSA CAVITY BATT is a semi-rigid glass wool slab treated with a water repellent additive. BBA Certificate 09/4624. New longer, 1350mm, slab size.