🎨 UL 263 / ASTM E119 Thin-Film Intumescent (30-180 Mils DFT), Steel W/D Sizing

Intumescent Fireproofing Paint & Rating Calculator

Size architectural thin-film intumescent coating systems on exposed structural steel columns and beams under UL 263 / ASTM E119: calculate required Dry Film Thickness (30 to 180 Mils DFT based on member W/D or A/P heated perimeter ratios for 1-hour, 2-hour, and 3-hour fire ratings), airless spray passes, and specialty painting margins.

1. Project & Operating Inputs

Exposed Structural Steel Area (Square Feet e.g. 18,000 Sq Ft)

Fire Resistance Rating (Hours e.g. 2.0 Hour Fire Rating)

Customer Bid Price for 2-Hr Intumescent ($ / Sq Ft Installed)

Waterborne/Solvent Intumescent Pails, Topcoat & Spray Labor ($ / Sq Ft)

2. Financial Breakdown & Yield

UL 263 INTUMESCENT FIREPROOFING

Turnkey Intumescent Coating Profit

Specialty Painting Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost