DuraGard XT New Construction and Replacement Windows
SWS TriMax New Construction and Replacement Windows
MAKI Screen and Porch Enclosures by SWS
Marvin Windows
Integrity Windows
Velux Skylights
Lincoln Wood
Window Product Inquiry


MAKI Windows by SWS

Printable PDF: Windows Overview (opens in new window)

Maki’s swslogo60SWS MANUFACTURING DIVISION is a leading manufacturer of quality vinyl windows, patio doors, interior doors, exterior doors, vinyl fencing, vinyl railing, custom millwork, countertops and custom steel fabrication.

SWS’s DuraGard XT and TriMax family of windows have been         engineered to exceed today’s tough energy standards as well as being designed for aesthetic appeal.  SWS manufactures the DuraGard family to the highest quality to give the consumer years of worry-free use.   All of the DuraGard and TriMax products are constructed using the finest materials on the market today.

SWS was founded in 1969. Products can be purchased through Maki Building Centers in Lunenburg, Gardner, Sterling or directly through SWS centrally located in Gardner, Massachusetts. Being a family owned business we strive to make your shopping experience unique, informative and personal. SWS not only caters to architects, builders and contractors but equally enjoys working directly with homeowners.

DuraGard XT – our better, high quality window

Tri-Max – our best, highest quality window

Custom Windows can be made in almost any size. Product Inquiry Form

We understand that your needs may vary.   So MAKI also carries windows by Marvin, Velux Skylights, Integrity, and Lincoln Wood

Windows contribute to a home’s energy efficiency. One of the largest sources of heat loss and gain in a house is the windows. Quality windows can reduce energy cost by 15%.

Windows are on display at all MAKI Building Centers locations.





New Construction Double Hung