Solbruk T is a ready mixed lightweight dry concrete. Just add water.

Solbruk T is a special shotcrete developed as a part of the RockDrain Waterproofing Concept for use in tunnels and underground facilities. Solbruk T is water-, frost- and fireproof.
Can also be used outside the RockDrain Waterproofing Concept to obtain the mentioned advantages in other constructions such as caverns, shelters, parking houses and mines.
Can be sprayed by wet or dry shotcreting.