Make sure that there is a waterproof membrane under the coping. STEP 2: Prime the surface with Plascon Plaster Primer. Remove all old and peeling paint with a Hamilton’s scraper or by sanding. Thus, a homogeneous welding of the EVALASTIC® VSKA tapes to the roof sealing and the coated metal sheet angle is guaranteed. The primer must be completely dry before applying the EVALASTIC® VSKA tapes. The coating is bitumen-free and solvent-free and covered with a protective foil when delivered. Test bonding is obligatory! A parapet indicates any low wall along the roof of a building, the edge of a balcony, the side of a bridge, or similar structure. Disclosed is a system for waterproofing interior surfaces of parapet walls disposed on a roof, wherein the parapet walls include an interior surface counter flashing and a surface cap. 12 cm wide welding edge on both sides (tape width 86 cm / 66 cm), or on one side (tape width 43 cm / 33 cm).
For more information, please visit our, Synthetic coating of aluminium components, New, worldwide unique powder coating line, 3 Packing, transportation, storage and disposal, 4 Waterproofing concept for the roof area, 6 Laying methods and fixing of the roof waterproofing, 7 Perimeter fastening of the roof waterproofing, 8 Temporary securing of the edge for interruption of work, 9 Installing maintenance walkways on the roof waterproofing, 12 Waterproofing of expansion joints and connection to other types of roofing, 13 Flashing of edge trim profiles and integrated details, 14 Securing the position of lightning conductor holders, 15 Forming of EVALASTIC® coated metal sheets, General Terms of Delivery of alwitra GmbH. STEP 1: Repair and fill any cracks with Polycell Ready Mixed Crack Filler or Polycell Masonry Patching Plaster. For parapets up to 50 cm height, membranes can be loose laid without fixing on the wall. Plaster and mortar are very porous and absorb moisture the same way a sponge would, so even a small crack on the top of a parapet that allows water into the wall, may result in peeling or damaged paint. Waterproofing issues are most common on homes with flat deck roofs and parapet walls.