Larson storm windows instantly reduce window drafts by up to 48.
How to measure for larson storm windows.
Measure at the bottom middle and top of the window.
The dimensions of the vinyl covered wood vertical mullions are 1 5 8 deep x 1 1 8 wide.
Additional distance between the primary and storm windows won t improve energy efficiency but may help further reduce noise transmitted through the window opening.
You ll need to do the following.
It is important to measure on both sides up and down and in the center so that you know that the measurements all around are even.
Measure at the left middle and right of the window.
Generally double hung windows taller than 72 inches should be done as 2 windows with a horizontal mullion.
Measure the opening width horizontally as shown below.
Record your measurements and take them to your nearest larson dealer.
Measure opening width at three locations top center bottom measure opening height at three locations right center left round the narrowest width and the shortest height down to the nearest 1 16 and provide these dimensions when ordering.
Measure the opening height vertically.
To determine the height measure from the sill to the inside of the moulding at the top of the window.
Measuring measure opening width at three locations top center bottom measure opening height at three locations right center left round the narrowest width and the shortest height down to the nearest 1 16 and provide these dimensions when.
Record the shortest dimension.
This will ensure that the storm window provides the greatest energy efficiency benefit.
Is anything special required when installing storm windows over metal framed primary windows.
Measure the inside of the frame for the height of the replacement storm window.
Take three measurements one across the top middle and bottom of the door a b c.
This will be from the bottom sill all of the way up to the top jamb.
Record the narrowest dimension.
Use the narrowest measurement for the width of your storm window.