From I-93:

  • Take Exit 15 and go west on Columbia Road.
  • After a quarter mile, take a slight left at the intersection of Columbia Road, Massachusetts Ave., and Boston St., then take a quick right onto East Cottage Street.
  • You will see Diamond Windows in about 200 yards.

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Contact Info

Diamond Windows & Doors MFG Inc.
99 East Cottage St.
Dorchester, MA 02125
617-282-2298 (fax)

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