This is a retarded hemihydrate, pre-mixed gypsum plaster.
Use it to finish low suction backgrounds like plasterboard, Glasroc F MultiBoard, Glasroc F FireCase, Rigidur H (pre-treated with Thistle GypPrime), Thistle DriCoat, flat concrete, and other flat surfaces treated with bonding agents.<br><br>It can be applied by hand or spray application. See the section below on machine application.
Stored correctly, this product has a shelf life of four months, and bags are marked with a use by date so you can use them in strict rotation.