DCPDCP Design Hub

Watertight Systems

Keep water out — below grade, podiums, tunnels, tanks and wet areas.

System Families

Waterproofing Systems

Pre/post-applied membranes, liquid PU/bituminous, cementitious slurries, waterstops.

Spec (DOCX)PDFTDS

Waterproofing Admixtures

Integral waterproofing for concrete; crystalline or pore-blocking chemistries.

Spec (DOCX)PDFTDS

Sealants & Joints

Façade silicones, PU sealants, floor joint fillers, movement joints & accessories.

Spec (DOCX)PDFTDS

Typical Build-Ups

GOOD — Cementitious/Coating
  • Cementitious waterproofing slurry
  • PU/bituminous top coat (optional)
  • Joint sealant
BETTER — Liquid-Applied Membrane
  • Primer
  • Liquid PU membrane (squeegee/roller)
  • Protection screed / topping
  • Joints sealed
BEST — Below-Grade System
  • Pre-applied membrane + waterstops
  • Integral waterproofing admixture
  • Protection board/drainage
Compliance & Detailing

Coordinate with structural joints, penetrations and upstands; include mock-ups and adhesion tests.