SLPPS
The Roxtec PPS back-to-back seals, must be installed in sleeves, SLPPS. The sleeves are welded into different structures.
The SLPPS D=312 sleeves are used together with the RS F+WT and RS PPS/S F+WT kits in order to fulfull sustained water tightness after fire exposure.
The SLPPS D=700 sleeves are used together with the RS PPS F+WT kits in order to fulfill sustained water tightness after fire exposure.