The way building products usually work is you will receive a product warranty from the manufacturer and a workmanship warranty from the installer.
Waste factor for tile roof.
The average waste factor for clay roof tiles is between 10 and 15 percent although this number may be higher.
Waste factor in estimating.
This will be automatically selected if you set auto calculate as the default in preferences.
On the quick entry pad click the item property editoricon to open the item property editor dialog box.
The 3977 70 is the total of your actual roof measurements.
That would be a waste factor for a fairly cut up roof normally.
If the roof has a 10 12 pitch then the equation is 2 864 x 1 3 3 723 x 1 05 3 909 square feet of roofing material.
In some cases you may be able to work with the installer and the manufacturer to get an extended warranty from the manufacturer.
The amount of expected waste depends on the style and quality of the roof tile and on.
If you think a standard waste factor will help you save time let s look at an example to illustrate the point.
In the waste list select auto calculate.
That s because it is the smaller cut up hip roofs that can often have the highest waste percentage.
Waste factors simple roofs gable 1 5 complex roofs 5 10 measure height from the bottom of the roofline to the ridge board.
Add a roof to the sketch and add an applicable roofing item to the estimate.
That s 500 to 600 variance on the estimate.
It could be the difference between winning and losing the bid.
If you do not want to add for waste then enter 100 as the divisor.
Let s compare two roofs that will have metal tiles installed both with identical roof areas 146sqm.
With a hip roof you will need to add another 10 to the total number of squares for materials to account for additional waste associated with hip roofs.
The waste is 4295 92 95 divisor 4522 02.
The sub total is 3977 70 x 1 08 4295 92 pitch has been added for 5 12 pitch.
Add the waste factor to the original total square feet.
We will lay the pieces course by course almost as if we.