Wrimco SBS waterproof membrane being torch applied to unusually complex retaining walls with several projections and height steps. The operator is unrolling the Wrimco SBS upwards as he torches the surface so the "hot melt" then adheres the 3mm sheet to the blockwork wall.
Wrimco SBS is ideally suited for blockwork walls as the 3mm sheet covers any voids in the mortar and ensures a factory guaranteed thickness.
Waterproofed with Wrimco SBS Primer, Wrimco SBS membrane, PB4 Protection Board before back filled
Wrimco SBS membrane torch applied to a 1.2m high retaining wall protecting the front of the building. PB4 dedicated protection board will be subsequently spot torched to the Wrimco SBS.
Undergound Retaining Wall waterproofed with Wrimco SBS sheet membranes
Retaining wall waterproofed with Wrimco torch bitumen modified SBS sheet membrane protected with XPS protection board
Wrimco SBS waterproofing membrane with PB4 protection board to a retaining wall. The PB4 is spot welded to the membrane and protects the membrane from bricks and rubble that often substitute for gravel backfill.
Location: Bellevue Hill 2023
Architect: Manolev Associates
One of the two water storage tanks where Wrimco SBS torch on waterproofing membrane. Wrimco SBS membrane was preferred to a liquid applied membrane because of the very porous blockwork walls. The tank is full of water but the metal steps can be seen. The membrane is easily detailed to secure the steel rungs