Need a Different Size?
Don't see exactly what you're looking for?
Custom Sizes are also available check our Custom Vents page for information.
NOTE:
All Vent sizes on this site refer to the
OUTSIDE measurements of the vent. A 12"x18" Rectangle has a real vent area of 9"x15".
Net Vent Area
NVA is an estimate based on current industry standards and is calculated by dividing the ventilation area of the vent by 2.25 to account for the insect screen and louvers.
Circle and Half Circle Gable Vents
Click Image to Enlarge
Circle or Round Vents add a distinctive elegant touch and also provide the benefits of a Square or Rectangle Vent as they are easy to install and remove the necessity of carefully calculating roof pitch.
| • |
Made of Western Red Cedar from British Columbia, Canada |
| • |
Surface Mount for Easy Installation or with an Insert Box |
| • |
Custom Sizes and Options available |
Prices are for Each Individual Vent in US Dollars.
Stock Circle Sizes
**Note: Boxed Inserts are custom made and require build time
Custom Sizes here
| Diameter |
Quantity |
Surface Mount Boxed Insert** Order |
Surface Mount
Net Vent Area |
| 12" |
|
|
28.27 |
| 18" |
|
|
78.54 |
| 24" |
|
|
153.94 |
| Base |
Quantity |
Surface Mount Boxed Insert** Order |
Surface Mount
Net Vent Area |
| 18" |
|
|
14.14 |
| 24" |
|
|
76.97 |
| 36" |
|
|
190.07 |
Stock Half Circle Sizes
**Note: Boxed Inserts are custom made and require build time
Custom Sizes here
Add Keystones - price is for each Keystone. If you order <4 please specify where you want them installed using the clock positions (12, 3, 6, 9 o'clock) if you order 4 we will assume they will be placed as in the image below.
| Price |
Quantity |
Order |
| 17.00 |
|
|
Sample Custom Decoratives
Some Custom Pricing here
Half Circle with "Wagon Wheel or "Spoke" Design
Circle with 4 Keystones
Half Circle "Sunburst" or "Fan" Design
| Width |
Price |
Quantity |
Order |
Net Vent Area |
| 24" |
217.56 |
|
|
76.00 |
| 36" |
349.50 |
|
|
190.00 |
| 48" |
534.23 |
|
|
353.00 |
| 28" |
255.68 |
|
|
109.00 |
Half Circle Sunburst Gable Vents
(Surface Mount - Insert Box pricing available on request)
Custom Half Circle Gable Vents
(Surface Mount - Insert Box pricing available on request)
| Base |
Price |
Quantity |
Order |
Net Vent Area |
| 20" |
92.65 |
|
|
50 |
| 22" |
100.35 |
|
|
63 |
| 26" |
117.94 |
|
|
92 |
| 28" |
127.84 |
|
|
109 |
| 30" |
138.47 |
|
|
127 |
| 32" |
149.83 |
|
|
147 |
| 34" |
161.92 |
|
|
168 |
| 38" |
188.31 |
|
|
214 |
| 40" |
202.61 |
|
|
239 |
| 42" |
217.63 |
|
|
265 |
| 44" |
233.40 |
|
|
293 |
| 46" |
249.89 |
|
|
323 |
| 48" |
267.12 |
|
|
353 |
| 62" |
408.22 |
|
|
607 |
Center Bar Required
The actual height of a Half Circle is an additional ¾" so that an 18" wide is actually 9¾" high.
Custom Circle Gable Vents
(Surface Mount - Insert Box pricing available on request)
| Diameter |
Price |
Quantity |
Order |
Net Vent Area |
| 20" |
117.09 |
|
|
101 |
| 22" |
129.91 |
|
|
126 |
| 26" |
159.24 |
|
|
185 |
| 28" |
175.73 |
|
|
218 |
| 30" |
193.44 |
|
|
254 |
| 32" |
212.38 |
|
|
293 |
| 34" |
232.54 |
|
|
335 |
| 36" |
253.92 |
|
|
380 |
Need something else? Go to our Custom Vents page
Need something else? Go to our Custom Vents page
Need something else? Go to our Custom Vents page