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Home » How to Measure

How to Measure

 How to measure
                 Side View Illustration

Step 1

Lift out vent cover and measure the inside dimensions of the duct opening in your floor. The width and length of your duct opening will be the size of the register to order.

Step 2

Please measure again to make sure you measured correctly.

Step 3

Choose the register size that matches the width and length of your inside duct opening measurement.


 Duct Opening
(Inside Measurement)
Register Size
 to Order
 Registers (outside)
Dimensions
 2.25" x 10"
2.25 x 10
3.75" x 11.5"
 2.25" x 12"
2.25 x 12*
3.75" x 13.5"
 4" x 10"
4 x 10
5.5" x 11.5"
 4" x 12"
4 x 12*
5.5" x 13.5"
 4" x 14"
4 x 14*
5.5" x 15.5"
 6" x 10"
6 x 10
7.5" x 11.5"
 6" x 12"
6 x 12*
7.5" x 13.5"

*There will be end seems if using a 12 x 12 tile.

All measurements in price lists refer to the inside measurements.





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