The MD-Series

The MD Series Windows

Energy efficient and simply beautiful!

From Peru to Kuujuaq (nothern Quebec), MQ Windows installed over the past 42 years thousands of UPVC windows across the Americas. Designed to withstand the worst weather, the MD Series meets the most stringent certifications in the world.

Glazing rebate

MQ Windows - sectionnal view MD Series

Newly designed combined glazing rebate and corner blocks; these contribute to the ventilation and the water drainage of the glass surrounds, as well as acting as glazing blocks. Full set of glazing beads to accomodate insulated glass thicknesses varying from 25mm (1") to 37mm (1" 7/16).



Color Symphony

Regardless of wheather you want to use vigorous tones or emphasize the colors of facade elements, the high-quality acrylic foil coatings, available in many standard colors and wood grain decors, leave no design wishes unfulfilled. The foil acts as an additional protective layer against weathering. Consequently, even after years, the exterior surfaces of your windows lose nothing of it's original beauty.

Example of MD Series windows - MQ WindowsImplementation of unsurpassed quality

The MD UPVC profiles exhibit distinct lines and perfect technology. Its classically elegant appearance results from clean profile lines. The five-chamber profile system with a depth of 2 78/" (73mm) features a voluminous weatherproof center seal creating a twin weatherstrip level for a first-rate sound insulation and an extreme energy efficiency.

Discover the creative possibilities

Fulfill your wishes for comfort and lifestyle. Make the windows the loveliest part of the house. As diverse as your wishes are, the range of colors and decors is just as individual: white on the inside, colored on the outside; or, if you prefer, wood grain on the inside and outside.




Large steel reinforcementSectionnal view - MD Series windows - MQ Windows 

Large volume reinforcement middle chamber, completly sealed, with strong metal inserts for a high degree of static strenght and long-term operation reliability.




Polyacrylate vinyl chloride graft polymers exhibit oustanding light-fastness and weather-resistance together with high durability of the color. After 10,000 hours of exposure in the Weather-Ometer, no change in color is discernible and there is no visible change in the surface gloss.

Since 42 years, MQ Windows has manufactured under exclusive licence, this engineering marvel; thousands of references here and abroad are qualifying today these lab results.

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The MD-Series