PLASTFOIL LAY — anti-slip PVC membrane for roof walkways
PVC membrane with a textured anti-slip surface for walkways on PVC roofs; seam shear strength from 700 N/50 mm.

PLASTGUARD 400 is a profiled high-density polyethylene membrane with studs shaped as truncated cones. It is a protective drainage layer, not stand-alone waterproofing: it protects waterproofing and thermal insulation of foundations and is also laid as an underlay beneath paths and blind areas. Compressive strength is 200 kPa, flexibility is retained down to −50 °C, and conventional durability is at least 100 years. On horizontal surfaces the sheet is laid loose, on walls it is fixed along the top edge above the waterproofing level; rolls — 20 × 2 or 20 × 1 m.
| Manufacturer | PENOPLEX (PLASTFOIL, PLASTGUARD) — OOO “PENOPLEX SPb”, Zavolzhye |
|---|---|
| Type | waterproofing material |
| Use | foundations and basements |
| Base | profiled membrane of high-density polyethylene (HDPE) with studs shaped as truncated cones |
| Packaging | rolls 20 × 2 m or 20 × 1 m |
| Application method | horizontally — loose laying; vertically — mechanical fastening along the top edge above the waterproofing level (aluminium clamping bars, Ø50 mm washers, screws and PROPLUG dowels, 200 mm spacing); overlap 150–200 mm, PLASTGUARD joining tapes if necessary |
| Key properties | mass 400 g/m²; compressive strength 200 kPa; base thickness 0.4±0.08 mm; maximum tensile force 200/190 N/50 mm (lengthwise/crosswise); cone stud height 8 mm; elongation at maximum force at least 30%; flexibility not higher than −50 °C; dimensional change at 80 °C over 6 h not more than 2%; water absorption not more than 1%; watertightness at 0.001 MPa for 24 h — no traces of water penetration; conventional durability at least 100 years; G4 V2 RP1 |
| Layer thickness | base 0.4±0.08 mm, stud 8 mm |
| Shelf life | 2 years from the date of manufacture; on pallets, vertically, in an enclosed room in a single tier, not closer than 1 m to heating appliances; under a canopy for up to 30 days |
| Standards | TU 23.99.12-032-54349294-2023; GOST R 70434; certificate of conformity ROSS RU.32001.04IBF1.OSP28.50415 valid until 01.04.2027 (PLASTGUARD 400, 500, Geo; production — “Volga” branch of OOO “PENOPLEX SPb”, Zavolzhye) |
Data from the manufacturer’s technical data sheet. The coating system, number of coats and quantity are selected for your project on request.
PVC membrane with a textured anti-slip surface for walkways on PVC roofs; seam shear strength from 700 N/50 mm.
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