How to Order

Please prepare the following information answer the questions below:

1. What is the foot print or size of the building?

2. What is the pitch (angle) of the roof? (This also affects collar height) >>> Click here to view table on pitch vs. degrees and diagram

3. What is the space between the roof rafters?

4. What part of the country is it in (AZ vs. MT)? (This also affects collar height)

5. What type of roof is it (shingle, tile, built up, rubber, etc.)?

6. Open our calculator to determine venting requirements.

Call us now at 800-247-3463 and we will configure the proper ventilator for your building. Hours: 9 am - 5 pm Eastern Time