undefined by WinDoor
Aluminum And Vinyl Windows And Doors
WinDoor > PRODUCT > Window - HY-Vent

When it comes to ventilation, consider WinDoor's HY- Vent Window which provide excellent ventilation and is easily to operate. Compare the ventilation to a basic window which slides open allowing air to flow through only half of the area. The HY - Vent Window allows Maximum Air Circulation from the top of the room which is crucial in high & small spaces.


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