TectumRoof

TectumRoof helps homeowners, contractors and self-builders reference fiberglass asphalt shingle specifications and estimate roofing material quantities.

Features:
Shingle Specifications – Browse dimensions, thickness, exposure, coverage and weight for 3-tab, architectural and premium luxury shingles.
Roof Material Calculator – Enter roof length, width, pitch and waste factor to calculate total area, squares, bundles, nails and underlayment rolls needed.
Installation Guide – Reference step-by-step installation guidance, color selection tips and maintenance advice for asphalt shingle roofs.
Privacy First – All calculations run on your device. No data is collected or transmitted.