The next step is to measure the diagonal depth of the sofa.
How to measure a sofa bed.
It is best to do it from one of the sides.
Measure your furniture or ask a store associate to measure for you.
If your current mattress is between 4 to 5 thick ordering a 4 5 thick replacement mattress will usually fit without any issues.
When the time comes to replace your sofa bed mattress you may be confused as to the best size to buy.
The way to do this is to measure from the outside edge of the seat all the way to the back.
Width w height h depth d fig 1.
The standard height of a sofa mattress is 4 5.
The measuring guide is the perfect resource to determine the perfect fit.
So the first thing to do is to jot down the packaged dimensions of your chosen sofa.
Continue to the back corner and then continue measuring around the back side of the sofa.
The diagonal depth of the sofa can be determined by first placing a straight edge from the highest point of the back frame do not include pillows to the front of the arm.
You ll find these measurements on our website in the dimensions section of your sofa.
Step 1 strip the bed of all bedding.
Alternatively you can measure a space in your house to see what size bed will fit comfortably.
You will want to measure it from the exact edge step 2 grab a retractable measuring tape.
Tape the area once you know how large your room is choose the spot you d like to place your sectional.
How to measure for a sectional sofa 1.
You may ask a friend to help you hold the measuring tape if it does not lock into place step 3 keep a pen and paper nearby to write down the measurements for future reference.
You will be able to use these measurements to see what type of bed you have in the next step.
Measure the outside edge and width.
Start at the front outside edge of one sofa arm.
However if your current mattress is less than 4 in thickness 3 5 or 3 for example a 4 5 mattress may have issues folding into your sofa bed.
Measure both the length and the width using the inside measurements.
Measure the width of the sofa.
Take accurate measurements before you start shopping to ensure that you end up with the perfect mattress for your sofa bed.
Complete the measurement at the front outer edge of the opposite sofa arm.
You do this by placing a straight tape measure from the top back of the frame to the bottom front.
Measure the frame that supports the sofa mattress.
You will need to angle or bend the tape measure for accurate results.
Measuring your sofa our sofas will be delivered in their packaging to reduce the risk of damage.