STP LIMITED · AUTHORIZED DISTRIBUTOR · SPACE ARC ENGINEERING
ShaliHDPE SA
Self-Adhesive HDPE Waterproofing Membrane for Below-Grade Structures
Product Overview
Space Arc Engineering, an Authorized Project Distributor for STP Limited, supplies ShaliHDPE SA — a self-adhesive high-density polyethylene (HDPE) waterproofing membrane from STP Limited. The combination of a robust HDPE barrier layer and self-adhesive modified bitumen coating allows rapid, solvent-free installation on below-grade concrete structures.
Key Applications
- Basement external wall and slab waterproofing
- Cut-and-cover tunnels and metro stations
- Below-grade retaining structures
- Foundation raft waterproofing
- Underpasses and box culverts
Performance Advantages
- Self-adhesive — no torch or hot asphalt required
- HDPE layer provides puncture and chemical resistance
- Fast and safe installation — no open flame
- Excellent bonding to concrete surfaces
- Root-resistant for buried applications
Technical Data
| Construction | HDPE film + self-adhesive modified bitumen |
| Total Thickness | 1.5 mm, 2.0 mm options |
| HDPE Layer | ~0.5 mm |
| Peel Adhesion | >50 N/50mm |
| Puncture Resistance | Excellent |
| Installation | Cold self-adhesive — peel and stick |
Get Pricing & Availability
📞 +91 9999155255 | +91 7290089007
📧 info@space-arc.com
Frequently Asked Questions
Is a primer required for ShaliHDPE SA?
A bituminous primer enhances adhesion on porous or rough concrete. Always prime before applying on dusty or dry concrete surfaces.
How are laps sealed?
Laps are made with minimum 100 mm overlap, and the adhesive layer bonds the sheets. Edge sealing with ShaliTape Flex is recommended at corners.
Order ShaliHDPE SA from Space Arc Engineering
Authorized project distributor for STP Limited serving Delhi NCR, UP, Haryana and pan-India.
📞 +91 9999155255 | +91 7290089007 | 📧 info@space-arc.com
Get ShaliHDPE SA — Self-Adhesive HDPE Waterproofing Membrane for Below-Grade Structures — pricing, TDS & technical help
Space Arc Engineering is an authorized STP distributor & applicator in Delhi NCR & pan-India. Fast quotes, datasheets and on-site support.
Get a Quote on WhatsAppRequest TDS on WhatsApp