Western Integrated
Series 300 door frames are offered in one of the most
complete range of wall thickness available. All frames
are compatible with each other 2-1/4" thru 7-1/4" . When special wall conditions are involved, the 400
Series can be used to give complex flexibility from
3-0/0" thru 9-1/2" .
The 400, 401 & 402 Series is not a true
expandable door frame. It is fabricated to fit a variety of wall
conditions.
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Western Integrated Materials, Inc.
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