Roofing Tools

Metal Roofing Calculator

Calculate metal roof panels, screws, underlayment, and trim needed for your steel roofing project. Supports rib, standing seam, and corrugated panels.

Roof Specifications

Roof Area (sq ft)

Roof Width (feet)

Panel Type

Panel Coverage Width

Ridge Length (feet)

Eave/Gable Length (feet)

Waste Factor (%)

Screw Spacing (inches)

Material Estimate

Metal Panels 0 panels

                                Panel Sq Ft
                                0
                                sq ft
                            

Linear Feet of Panels 0 ft

Screws Needed 0

Ridge Cap (10ft) 0 pcs

Gable Trim (10ft) 0 pcs

Underlayment Rolls 0 rolls

Est. Material Cost $0

Panel Coverage

36" panels: 3 ft coverage
Standard lengths: 8-24 feet
Overhang: 1-2 inches typical
Overlap: 6-12 inches

Formula

Panels = Roof Width ÷ Panel Width

Panel Length = Roof Length + Overhang

Screws = Panels × Length × Spacing

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