Inner Sanctum is very excited about a new product.  We are proud to be the only authorised installer to Geotex NZ Ltd, Bentonite Waterproofing Specialists on the North Island.

1. The most economic supply and installed price for a superior Bentonite tanking system in NZ.
2. Strict QA inspections including photos of all stages of application inclusive of pre-application and post application inclusive on concrete pour.
3. Swellseal needle stitched fabric is of stronger quality and more stitching per m2 than any other on the New Zealand market.
4. More bentonite per m2 than any other product on the NZ market.
5. Ground side of product is covered with black DPM for rising water table.  This assists when product is laid and awaiting concrete pour of back filling.
6. This DPM give added protection for acid, alkaline or contaminated sites.
7. Product is able to be left out in weather for 10/14 days prior to concrete pour or back filling.
8. Where product is laid on concrete block or precast walls, back filling is required in a timely manner, however if product is hit with rain, it will not activate as other similar products do.
9. With concrete block or precast walls, product is able to be installed when the walls are wet and have surface mud/clay on them.
10. Product is laid on site metal or sand for under slab, footings and lift pits.
11. All joints/laps are completed with bentonite granules or paste being laid between each joint/lap plus stapled on under slab application or nailed on walls/footing applications
12. Swellseal rolls can be ordered for a site specific project to maximise savings for the client.
13. Swellseal waterstop system is superior to other similar product on the NZ market, and Swellseal have the only genuine salt waterstop on the NZ market.
14. Swellseal waterstop system has a unique hydrophilic bentonite strip and a post-injectable injection tube for sealing construction joints.