💧 Hydrophobic & Hydrophilic Polyurethane Grouts (20x-30x Rapid Expansion in Water)

Polyurethane Chemical Grout Leak Stop Calculator

Size rapid water-stop chemical grouting for gushing water leaks in below-grade basement walls, elevator pits, and subway tunnels: calculate closed-cell hydrophobic/hydrophilic polyurethane resin volume (expanding 20x to 30x into elastomeric foam within 30-60 seconds of contacting rushing water), 45° drilled injection mechanical packer ports, and waterproofing repair margins.

1. Project & Operating Inputs

Water Leak Expansion Ports Injected (Packer Count e.g. 120 Injection Ports)

Water Inflow Pressure (PSI e.g. 15 PSI Hydrostatic Head)

Customer Bid Price for Drilled & Injected Port ($ / Port e.g. $185)

Hydrophobic Polyurethane Grout, Steel Mechanical Packers, Pump & Crew ($)

2. Financial Breakdown & Yield

ACTIVE WATER LEAK CHEMICAL GROUT

Turnkey Leak Stop Project Profit

Waterproofing Restoration Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost