Description
Delta Lath (PT) Cavity Drain Membrane – 1.5m x 10m
Delta PT is a High Density Polyethylene (HDPE) cavity drain membrane. Delta PT has been designed to incorporate a plastic mesh which is welded to the surface of this dimpled sheeting membrane. Suitable as an impermeable damp proofing base for plaster or shotcrete (and as a water control and drainage membrane) in tunnel construction or for remedial damp proofing and waterproofing of existing basements internally.
- Type C Drained Protection in accordance with BS 8102:2022, Protection of below ground structures against water ingress. Code of practice.
- BBA Approved
- A reversible system, which will minimize damage to historical or heritage structures
- Virgin high density polyethylene studded/moulded sheet (HDPE)
- An effective barrier to the transmission of salts, liquid water and water vapour
- Available in 2 stud heights
- Resistant to chemicals, root penetration, rot proof, neutral towards drinking water
- Suitable for Flood Resilience
- Resistant to Carbon Dioxide, Radon and Methane
- Neutral towards drinking water
Product Details
- Material: High Density Polyethylene (HDPE)
- Sheet Thickness: 0.5mm
- Stud Height: 8 mm
- Roll Size: 1.5 x 10m
- Compressive Strength: 70 kN/M²
- Drainage Capacity: 5 L/S M, 300 L/MIN M, 18 100 L/H M
- Void between studs: 5.5 l/m²
- Temperature Resistance: -30°C to +80°C
- Behaviour of Fire: Class E
Specifications
- NBS Specification J40 (Clause 290) Flexible Sheet Tanking/Damp Proofing
- BS 8102:2022, Protection of below ground structures against water ingress. Code of practice.
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