Home | Why Great Lakes Window | Register My Warranty

product-registrationCongratulations on your recent window or patio door purchase. No matter which Great Lakes® Window product line or style you had installed in your home, you can be confident that you have selected a high performing and energy efficient window that will keep your home comfortable and beautiful for years to come.

And should you ever decide to move away, your warranty is completely transferable to the next homeowner. Now that’s peace of mind.

  • Enter your order number above. If you have more than one number, please separate each number with a comma.
  • This field is for validation purposes and should be left unchanged.