The manufacturer’s warranty covers defects in materials and workmanship for 20 years
for the owner of the real estate upon which this product is used. Only the original purchaser may make a claim. If materials or manufacturing workmanship are found to be defective, the manufacturer will, at its sole discretion, either replace the defective material or refund the product. Labor, installation and any similar costs are excluded specifically, and shall not be paid by the manufacturer in any event.