Trade Silo Root Hub

Commercial Roofing & Siding Takeoffs

Calculate true sloped surface area, pitch multipliers, common rafter lengths, 3-bundle architectural shingle squares, and OSHA walkability safety classifications.

KD 13 · 6,700 / mo

Roof Pitch, Rafter & Roofing Square Calculator

Converts building footprint, rise, run, and eave overhangs into sloped true area, roofing squares (100 sq ft), shingle bundle counts, synthetic underlayment rolls, and OSHA slope badges.

Launch Takeoff Workstation

Roofing Assemblies & OSHA Safety Standards

Complies with IRC Chapter 9 (Roof Assemblies) and OSHA 1926.501 Subpart M Fall Protection regulations. Slopes below 2:12 mandate commercial continuous waterproofing membranes; slopes 8:12 and above mandate OSHA fall arrest anchoring.