Sizing Roof Cupolas

How to choose the right size cupola.

Sizing roof cupolas.

You ll notice that all cupola sizes are rounded up to the next size. Our cupolas are manufactured in 2 3 sections for ease of handling and installation. Home page cupolas seafaring weathervanes special interest weathervanes americana weathervanes barnyard weathervanes wildlife weathervanes cottage size weathervanes arrows banners roof caps and finials installation instructions mounts stands our customers cupola photos outdoor accents annapolis weathervanes and its owners are not responsible for any damage. Pitch is determined by the number of inches your roof rises vertically for every 12 inches it extends horizontally.

A 30 cupola is properly sized but a 36 model looks very good too. In this case of a 24 long building the recommended size of cupola would be 30 or greater. Cupolas are usually sold in sizes with 2 4 or 6 increments. In other words from the peak of your roof measure 12 inches out then measure down until you meet the slope of your roof.

One diagram shows a 24 cupola which appears too small. A good rule of thumb for selecting the right size cupola is to use 1 0 1 25 of cupola for every foot of unbroken roofline the key is the unbroken roofline measurement. If you are considering 2 cupolas a good rule of thumb is to use 1 of cupola for every foot of unbroken roofline measurement. When you have a cupola over 42 at the base you should be sure to choose a large enough weathervane or finial to not get lost in the size of the cupola.

Cupola for a 24ft garage fora 24 long building the recommended size of cupola would be 36 or greater. Most standard or small finials will fit all full size cupolas. For 2 or 3 cupolas use 1 5 and for 4 or more cupolas use 1 75. Our windowed cupolas can be used for.

The length or width of the weathervane should not exceed the widest part of the cupola. Cupola sizing our cupolas sizes are determined by base width. Most full size weathervanes are compatible with all full size cupolas. A minimum of 1 25 of cupola for every foot of unbroken roof ridge line.

Our louvered cupolas provide ventilation when needed. Extended cupola bases can be added for steeper pitch roofs. For a 20 wide x 20 long garage with no roof overhangs 8 side walls and a 6 12 roof pitch. Please see the examples below.

A general sizing suggestion is a minimum of 1 25 of cupola for every foot of unbroken roof ridge line. 13 ridge height 20 ridge length x 7 23 1 use a cupola with a 24 or larger base.