How to measure for carpet stair runners.
Measure pie stairwell carpet.
Do this for 2 3 stairs in case there are any variations in width.
Some weaves expose carpet backing when bent and thus are not suitable for stairs.
12 stairs each 48 wide with a rise of 8 and a tread of 10 plus 3 for the nose.
The fall is the portion of the stair that connects the rise of 2 adjoining steps.
Add on no matter how much carpet you calculate you need you should always buy just a bit extra to allow for any oddities or mistakes when installing it.
This number tells you how wide the carpet needs to be to cover the stairs.
Measure the width of the stairs with a measuring tape.
Stretch out the measuring tape parallel to the edge of a stair to get the width.
How to measure stairs and landing for carpet.
This is a little trickier perhaps but follows the same principle as measuring a room.
For a curved staircase that is open on one side and contains 12 cap pie stairs without a bullnose stair you would need 12 x 10 of carpet.
Here s how the math would work out.
Three pieces each 48 x 30 for a total of 4320 square inches.
The stairs take a 90 degree turn at a corner so three of the stairs are pie stairs.
The important thing is to measure each individual stair separately.
The total is 12 096 square inches.
At a minimum matching patterns may result in excess waste.
Bend carpet samples in half before making your purchase.
There are individual parts a landing a hall and the stairs part which may be a combination of straight stairs and winding stairs.
To calculate the length of the staircase for a runner you need to.
Bear in mind that some geometric patterned carpet may be hard to match on pie shaped stairs.