Practically all MD&W products are covered by our exceptional Lifetime Warranty:

Warranty Information

At MD&W, we take great pride in the quality of our windows and doors. That’s why, to help protect your investment, we offer you the finest warranty in the business.

In addition, we work hard to help you get the answers and the assistance you need to ensure your MD&W products perform as they should.

Practically all MD&W products are covered by our exceptional Lifetime Warranty:

  • Considered one of the best in the industry
  • All products have a full “One Year Factory Workmanship/Labour Guarantee”

Download Our 6000 & 6600h Series Windows – Lifetime warranty (PDF)

Download Our 9000 Series Windows – Lifetime warranty (PDF)

Door & Lock Warranty Download (PDF)

Maritime Door & Window Warranty Registration Form

Congratulations on your recent purchase of a Maritime Door and Window custom product for your building project.

To ensure that your MaritimeDW Warranty is activated, please register your product purchase using our convenient online warranty registration form.

Thank you again for choosing MaritimeDW. Not sure about something in filling out this form, then please email, or call us today for assistance.

Maritime Door & Window Warranty Registration Form