B PR 100 is a ready to use primer for bituminous membranes that obtained by mixing water and bitumen by using special methods.
It can be applied as a primer before the application of all brands of bitumen membranes or bitumen liquid systems.
Preparation of Substrate
Application surface must be dry, clean and clean off materials which prevent bonding, such as dust, oil, rust and remove loose pieces. Sharp tips and horizontal/vertical joints which are suitable cracking should be chamfered with REPAMERK 1 or PH 55. Big pores and cracks should be filled with REPAMERK 301 repair mortar.
B PR 100 should be applied as cold. It should be applied with grass brush, roller or airless gun. It dries within 4-5 hours depending on the weather conditions. It should not be applied in rainy days or within the temperatures lower than +5 °C.
0,250 kg/m² for each layer
17 kg metal can