Free Roof Sheet Calculators for India

Calculate exact quantities, compare materials, and plan your roofing project — free, instant, and India-specific. No signup required.

Free Calculator Tools

Built for Indian contractors, fabricators, and shed builders. All calculations follow IS standards.

Calculate the exact number of GI or colour coated sheets for any shed or building. Supports GC corrugated, trapezoidal, and Hi-Rib profiles.

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Compare aluminium and GI sheets side by side — weight, cost, lifespan, and suitability for your climate and application.

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Determine optimal purlin spacing based on sheet profile, span, and wind load zone. Prevents sagging and ensures structural safety.

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Calculate the total dead load of your roof sheeting. Essential for structural design, purlin sizing, and building permit applications.

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All tools are completely free. No account, no subscription, no hidden charges. Open your browser and calculate instantly.

Designed mobile-first. Use it on site with your phone — no pinching, no squinting. Works on any Android or iPhone browser.

All calculations use IS 277, IS 811, and IS 1079 standards. Brand specifications for Tata Shaktee, JSW, Jindal, and APL Apollo.

Weight Charts

Detailed specifications, thickness charts, and product ranges for India's leading roofing sheet brands.