Since 1981, Ostaco has specialized in the design of exceptionally high quality window and door units. Ostaco is a family owned and operated window and door manufacturer based out of southern Ontario. As the official Muskoka dealer of all Ostaco windows and doors, we’re proud to display their line of high quality products in our showroom.

One of our favourite Ostaco products is their Muskokan Folding Door, a unit designed specially for Muskoka applications, offering cottage owners a high performing alternative to traditional doors, maximizing viewing areas and adding flare to any property.

Why choose Ostaco?
Ostaco is a family-run business through and through. The company takes pride in being able to stay completely family owned and operated as they grow and evolve, retaining a long-standing team of window and door experts.

For over 35, Ostaco has focused on putting customers first, building a highly responsive customer service network that has earned them the trust and admiration of customers around the province. The team works tirelessly to ensure that all window and door units are manufactured to the highest standards. Ostaco is constantly on the cutting edge, focusing much of their efforts on research and development, allowing them to offer Ontario dealers the most advanced window and door products available.

Maximize your living space with convenient folding doors
The Ostaco folding door is the perfect way to maximize your living space and get the most out of that gorgeous Muskoka scenery. The folding door features a sleek 6 9/16” super-duty frame with a slim welded sash that has been specifically designed to take up less space, letting you get the most out of your living space.

A unique multi-panel design fits rooms of any size, making it perfect for cottage projects of any scope. When the folding door is fully retracted, cottagers have direct access to the outside world. In addition to opening up your home or cottage, the Muskokan Folding Door is also a low-maintenance solution. The door’s PVC material makes it virtually maintenance free, with all exposed aluminum being anodized to prevent corrosion. Additionally, the door features sill with a high drain threshold that makes for great water drainage.

A focus on energy efficiency and security
For cottage owners looking to reduce their utility bills, Osctaco folding doors units are extremely energy efficient, having achieved R-Values of 6 and qualified for Energy Star certification. Energy efficient doors reduce the amount of energy loss, keeping your home warmer in the winter time, and cooler in the summer.

Each unit features a multi-chambered mechanically fastened frame and heavy-duty weather sealant around the door’s frame and sashes, which ensures optimal air and water tightness all year long. Security is also a major focus for Ostaco, with all Muskokan Folding Door units featuring an advanced 3-point locking system, with independent locking systems featured on every other panel to keep you and your family safe and secure.

Muskoka Window and Door Centre is the official Muskoka dealer of Ostaco vinyl window products. For more information about the Ostaco Muskokan Folding Door, as well as the full line of Muskoka Window & Door Centre’s high quality line of window and door products, visit our website or contact us today.