All Materials are American Made Products. Our suppliers include Phifer and Twitchell and carry a limited 5 year warranty when installed over a skylight. If the product has been subject to damage, neglect, unreasonable or improper use or care, exposure to corrosive chemicals, accidents, vandalism, acts of God, or other causes not arising from defects in original material or workmanship, this warranty is void. ln the unlikely event that the fabric should fail during the warranty period, Skylitecovers.com will issue a credit or replace the fabric at our discretion. A copy of the original purchase order must accompany all warranty claims. Skylitecovers.com is liable for the cost of the fabric only and does not accept responsibility for any other costs associated with a customers specific application. Any defects found in regard to fabric construction, color, strength, or dimension that exist at the time of delivery must be reported to skylitecovers.com in a reasonable period of time and before any fabrication or alteration of the fabric.