Marine Grade Thread - Marine grade polyester thread is used on all our covers.
Insulating Polystyrene Core - Our expanded polystyrene has top-rated insulation properties and is available in three density choices and two thicknesses. The foam core's tapered design keeps rainwater off the spa cover.
Durable Reinforced Hinge - The aluminum channel reinforcement at the cover hinge adds strength and durability.
5 mil Moisture Barrier - The 5 mil thick tri-extruded plastic wrap prevents moisture form reaching the foam core.
Rugged Reinforced Stitching - Adds durability.
Easy Care - A little soap and water does it.
2 Year Warranty - Manufacturer's warranty guarantees unconditional product performance for two years from date of purchase on both materials and workmanship. (one year for inner foam core: see warranty form for details.) Our Designer Colors Covers come in a wide variety of colors.