About Us


KUNSTOF uPVC Windows & Doors was founded on February 19, 2009, after seeing the need for quality yet affordable uPVC windows and doors. With a state-of-the-art manufacturing plant located in Mandaue City, Cebu, together with its customer-centered service and dedication, KUNSTOF can provide classy yet functional, sleek yet practical uPVC windows and doors. Premium quality, great value – that’s what KUNSTOF stands for.

Now for more than a decade and has served more than a thousand happy home and space owners, KUNSTOF continues to blaze the trail in the uPVC windows and doors market. Its constant commitment to excellence ensures only top-quality materials and impeccable craftsmanship go into each uPVC window and door.


Our vision is to be a leading provider of quality windows and doors in Cebu and, eventually, the rest of the Philippines.


Our mission is to provide premium quality windows and doors to customers at a price they can afford.

Our Core Values


We are accountable and equally reliable with all our responsibilities and obligations.


We are honest and uphold strong moral principles.


We work as one to be effective and efficient.

Excellence ​

We aim for excellence in all our efforts, whether big or small.


Certificate management as per ISO 9001: 2015 (Mandaue)

Annex to Certificate Registration

Certificate management as per ISO 9001: 2015 (Mabolo)

Request A Quote

Want to see KUNSTOF windows in your house? Contact us for a complimentary quotation or site visit.