How Do You Measure An Exterior Door For Replacement

Then hook your tape on the top piece of trim and pull down to the bottom of the existing threshold.

How do you measure an exterior door for replacement. Wide and 79 1 2 in. Measure from the back of the interior trim to the back of the exterior trim. Exterior doors are typically 1 3 4 inch thick but yours might prove thicker. Exterior doors can be purchased without the trim applied if your trim must fit between brick or vinyl siding moldings.

Ignore all pulleys and parting strips when measuring for depth dimensions as they ll be removed for replacement window installation. Next measure the jamb width. Door size measure the width and height of your old door. There must be at least 3 1 4 inches of opening depth between the inside window trim and the outside blind stop strip.

Measure the width and height of your old door and round this number up to full inches. Round these up to full inches to find the size of the replacement door you ll need. Measure the total width by hooking your tape on the exterior trim and measuring to the opposite side. Make sure to measure the width of your door at various heights because some doors may be slightly wider at the top of the door than they are at the bottom of the door or vis versa.

For example if your door measures 35 3 4 in. Use in conjunction with the height and width to find the door you need. Measure the width of the door. Measure vertically the same way from where the header meets the rest of the home to where the bottom sill ends.

If you re replacing an existing door unit. Do not include any other elements such as weather stripping. Round these measurements up to full inches in order to more easily find the replacement door size. It is important that you only measure the door.

As an example you would round up a measurement of 79 5 inches to 80 inches. You ll want to measure the width of the door at the center running your tape measure from siding to siding stucco to stucco brick to brick whatever material outlines the sides of your sliding door. The best way to get this measurement is to open your door so you can get to the very edges of the door slab that normally would rest against the door jamb. When beginning to measure for your new exterior door start by simply measuring the width and height of your old existing door.

Remove the casing trim on one side of the door interior side for exterior doors using a flat pry bar. Jot down the jamb width next record your jamb measurements. Measure the width of the door frame from the outside of the jamb on one side to the outside of the jamb on the other side.