Gable Roof Shingle Waste

Calculate the amount of asphalt or fiberglass shingles needed to cover a hip roof.

Gable roof shingle waste.

The difference is in the amount of ridge capping you need and the amount you will waste. Moreover during the process of the repair some shingles and tiles might slide off. The top row is a total of your roof area measurements with pitch added 5 for waste. Same size roof now a hip roof at 7 5sq waste.

Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer. Waste is calculated at 7 5 for a gable roof and 15 for a hip roof which are typical in the roofing industry. From there the waste factor increases with every obstruction such as a chimney and with every hip or valley. Length of a shingle.

One pack of standard shingles covers 33 sq. If you re a roofing contractor and have worked with insurance claims you ve heard this before. For example consider a typical 50sq gable roof with 5sq of waste. The sub total is 3977 70 x 1 08 4295 92 pitch has been added for 5 12 pitch.

If the roof isn t that cut up you may have a couple squares of waste. 10 for all gable roofs 15 for all hip roofs. Waste factors simple roofs gable 1 5 complex roofs 5 10 measure height from the bottom of the roofline to the ridge board. The 3977 70 is the total of your actual roof measurements.

This is rarely the case however since not all homes have dimensions that can be perfectly fit with 12 inch x 36 inch shingles. Roof waste calculation accurate roof waste calculator this download requires a 200 donation via paypal. Unless it s cut to ribbons more than likely you ll have a lot of left over bundles at 15 waste factor. The difference is in the fewer amount of ridge capping you need and the amount you will waste will be less than that for a hip roof.

Other simple gable roofs will require cut shingles at the rakes. Keep in mind that the roof shingle calculator assumes zero waste. A hip roof s square footage is equal to that of a gable roof with the same dimensions. The waste is 4295 92 95 divisor 4522 02.

Note that in the last 3 4 years costs of roof shingles and many accessories have gone down by an average of 18 20 currently the us national average for benchmark architectural shingles is around 74 51 square or 25 per bundle. The only roof that will generate no waste from cutting is that rare simple gable whose roof length is divisible by the 3 ft. Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes.