Full Product Manual

7
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Basement Doors
Width
W1 = _____ W2 = _____
Length
L1 = _____ L2 = _____
Record your foundation dimensions here
* Extension panels must overlap the door’s head panel by at least 1”.
Extensions are available to increase the door length in 6”, 12”, and 18”
sizes. Two or more extensions can be overlapped to make longer extensions.
Note: Extension panels must overlap the door’s header panel by a least 1”.
Refer to table above for door lengths with extension panels.
L
W
Extension
Sloped Wall Basement Door Dimensions
Areaway — Sloped Masonry
Type BR Sloped Wall Door
1. Discard your old door and measure the dimensions of
the areaway foundation as shown below.
2. Measure dimension W1, the inside width, and W2, the
outside width of the foundation sloped sidewalls. Walls
may not be uniformly spaced, so check at several points
for the narrowest dimension.
3. Measure dimension L1, the inside length, and L2, the
outside length of the areaway foundation.
4. Using table below, select a model whose inside door width
is equal to or more than W1 and less than W2.
Examples: W1 = 38” - Select BR-2
W1 = 44” - Select BR-3
NOTE: BILCO Foundation plates are available to reduce
the width of your foundation opening.
5. Select a door length that is at least 2” longer than L1
and no longer than L2. NOTE: BILCO Extension Panels
are available to increase the length of the basement
door. See below for more information.
BR-1 43-3/16” 65-1/8”
47-3/16” 67-5/8”60 -1/4”
51-3/16” 74 -1/2”67-3/8”
36” 58” 70-1/8”
6” Ext 12” Ext 18” Ext
76-1/8” 82-1/8”
BR-2 40” 72-5/8” 78-5/8” 84-5/8”
BR-3 44” 79-1/2” 85-1/2” 91-1/2”
Door Width
Inside Overall Inside Overall
Overall - With Extension Panels
Door Length
Model