Warranty: OFM Inc warrants that all products distributed shall be free of al defects in original material and workmanship for the life of the product under normal use. All fabrics and upholstery are warranted for 2 years. All gas lifts are warranted for 7 years. Models 700,710,711,800L are warranted for persons up to 400 pounds. Exclusions: normal wear and tear, damage from shipment, damage from storage/ alteration/ modification/ misuse.