How much waste should I order for a hip roof?

Add 15% waste for a straightforward hip roof, and up to 20% when there are multiple valleys, dormers, or skylights.

Can I return leftover shingles?

Most suppliers accept full, unopened bundles but charge a restock fee. Bring exact material tags to the return desk.

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Roofing Waste Calculator

Simple gable roofs waste ~10%. Complex hip and cut-up roofs can waste 20%+. Enter your squares and complexity to see the ordered total that avoids a return trip to the supplier.

Roof squares

Complexity

Squares to order

24.2

Extra squares

2.2

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Frequently asked

How much waste should I order for a hip roof?: Add 15% waste for a straightforward hip roof, and up to 20% when there are multiple valleys, dormers, or skylights.
Can I return leftover shingles?: Most suppliers accept full, unopened bundles but charge a restock fee. Bring exact material tags to the return desk.

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