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Membrane & below-grade waterproofing

APP membranes (torch-on applied)

Modified-bitumen sheet torch-applied to a primed deck. Requires a hot-works permit and a dry substrate; unbeatable on large uninterrupted decks.

Technical data

Family
Membrane & below-grade waterproofing
Substrates
Structural and blinding concrete, CHB, shotcrete
Application
Bentonite pad · Voltex / RX-101 · Voltite sheet · APP torch-on membranes · self-swelling waterstop
Typical warranty
5–10 years — confirmed per system at quotation
Brands applied
CETCO (Voltex, RX-101), Voltite, Bitumode Delta-P, SIKA

Coverage, cure and warranty are stated at family level on this page. Per-system figures come from the manufacturer datasheet for the specific product selected, and are confirmed in writing at quotation — we do not publish a coverage rate we cannot stand behind for your substrate.

Typical build-up

Typed spec — below-grade wallSECTION · N.T.S.
  1. 01Protection boardbefore backfill
  2. 02Voltex bentonite geotextilelaps 100 mm, fastened
  3. 03RX-101 waterstopcold joints, penetrations
  4. 04Structural wallconcrete · CHB
  5. 05Blinding & compacted subgradeprepared

Datasheet

Product datasheets and SDS are issued with the quotation, against the specific brand selected for your substrate. Ask and we will send them ahead of the quotation.

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