JB Sash Proper Bostonian-Boston MA
JB Sash & Door crafted and installed all of the two-story double hung windows in this 1875 historic townhouse on Commonwealth Ave in Boston MA. The exterior and interior of each window was prefinished to match the interior of this home.
The JB Proper Bostonian Historical Window is approved by historical commissions throughout Boston neighborhoods and surrounding towns. We provide a turn-key solution, making the replacement of these historical windows a seamless process for both the homeowner and contractor. We even obtain the commission approvals!