Guide
Measuring for a new door
Close is fine for a quote. We always re-measure on site before ordering.
Measuring for a new door
Measure the slab if you're only replacing the door. Measure the rough opening if you're replacing the door and its frame. We always re-measure on site, so close is fine for a quote.
- W
- WidthEdge to edge across the slab. Common sizes are 24, 28, 30, 32, 34 and 36″.
- H
- HeightMost houses use 80″ (6′-8″). Newer homes and commercial spaces often use 84″ or 96″.
- T
- ThicknessInterior doors are usually 1⅜″. Exterior and commercial doors are usually 1¾″.
- R.O.
- Rough openingFraming to framing with the trim off. For a prehung door it's typically about 2″ wider and 2½″ taller than the door.
- Hand
- HandingWhich side the hinges are on and which way the door swings. Use the tool to work it out.
Which hand is your door?
Stand on the outside, the side you'd unlock with a key. For a room door, that's the hallway side.
LH
Left hand
On an exterior door: left-hand inswing
Get a quote
Tell us about the door and what you need. Photos, drawings or a hardware schedule help us quote faster and more accurately.
- Phone
- 1 800 716 8955
- contact@hsmcm.ca
- Hours
- Calls and email answered 24/7/365
- Area
- Across Alberta
- Head
- Suite 3400, 10180 101 St NW, Edmonton, AB T5J 3S4
- St. Albert
- 175 Carleton Dr, St. Albert, AB T8N 7X9
Helpful to include
- Photos of both sides of the door and its hardware
- A close-up of the hinge edge and any labels
- Width, height and handing if you know them