Polyurethane Foam Crack Injection Kit for Leaking Concrete Swimming Pools

Polyurethane Foam Injection: Enough to Fill and Plug a Leaking 10′ Crack!

AquaBond® DMK-377 Polyurethane Foam Crack Injection Kit permanently repairs leaking cracks and joints in concrete, gunite, shotcrete and fiberglass swimming pools and spas. NOT JUST A SUPERFICIAL FILLER, the high-density, white polyurethane foam in this professional-level kit expands to 25 times its original volume and seeps into every crack and fissure – plugging the entire thickness of the concrete pool wall. When cured, this permanent, waterproof resin maintains its volume and flexibility and is not subject to shrinkage, even through normal ground movement and thermal cycles.


Our Polyurethane Foam Crack Injection Kit Features

  • Permanent swimming pool crack repair for leaking concrete, gunite and fiberglass pools and spas
  • Seeps into every crack and fissure, plugging the entire thickness of the concrete
  • Our high-density, hydrophobic polyurethane sealant expands up to 25 times its original volume
  • Once cured, has the elasticity and durability to stop leaks permanently – does not shrink over time
  • Withstands thermal cycles and normal ground movement
  • Specially formulated for swimming pools and spas – Both the injection foam and surface seal paste are white in color

Data Sheets:

The DMK-377 Kit is the perfect companion to our AquaStitch crack stabilization system. When you use the DMK-377 Kit to permanently fill the entire length, width and depth of a concrete pool crack, then stabilize it with our AquaStitch mechanical stitches, you have performed the ULTIMATE in concrete swimming pool crack repairs!

Installation process quick overview

1. Stick injection ports to the pool wall.
2. Cover the crack with surface seal paste.
3. Inject expanding high density polyurethane foam.
4. Remove ports and surface seal.

AquaBond PFK377 polyurethane foam crack injection kit installation process

Got technical questions?   Call 714-961-1420 Ext 1.