Net Roof Area

The base width is the distance from one corner of your roof to the other at its base on the short side of your house.

Net roof area.

After that find out the vent s nfa as rated by the manufacturer. Our roof calculator uses base length and base width to find the estimated area. The gross floor. Area is defined as the expanse or measurement of a given surface and there are a few methods for measuring your roof s area.

I ve never experienced such likeable and thorough contractors before. 1 100 square inches of exhaust net free area needed. Quick response were out to survey damage right away and repairs promptly followed. Depending whether the roof area is measured horizontally.

The floor area of a building or portion thereof not provided with surrounding exterior walls shall be the usable area under the horizontal projection of the roof or floor above. It affects walkability as well as drainage and roofs in areas of high rain or snowfall tend to have steeper pitches. The next step is to select a suitable exhaust vent and intake vent that fits the roof design for best performance and best aesthetics. Roof pitch is a determining factor for cost of the roof as well as the roof area and the type of materials used.

Here are the counties we service in the northern virginia area. Fairfax county loudoun county and prince william county. 1 100 square inches of intake net free area needed.