All Sanders Industries Spa Covers Feature: Vinyl

• Especially Formulated For Spa Covers (Spa Hyde )
• Mildew and Chlorine Resistant
• UV Stabilized for 1000 Hours on Weatherometer
• Bottom Vinyl is Chlorine and Bromine Resistant

Features

• 100% Nylon Zippers
• Handles and Straps "X" Stitched for Strength
• 4 Secure Locks With Key on Each Cover
• Heat Seals Between Halves to Prevent Heat Loss
• 100% Coated Polyester Thread
• Handles, Straps and Hinges are Reinforced with Extra Material
• Covers are Manufactured With 3.5" - 2.5" Tapered Insulation Which is 45.8% More Insulation Used Than Other Cover Manufacturers

Insulation

• Reinforced With Aluminum "C" Channel
• "R" Value of 20

Fibre Reinforced Plastic

• Fibre Reinforced Plastic (FRP) covers appear like our other covers in the fact that it is covered a vinyl that is available in your choice of colors.  The inside, however, is quite different.  The panels are polystyrene that have been laminated with Fibre Reinforced Plastic sheeting to provide incredible strength and a protective layer against water absorption.
• Warrantees that any person up to 300 pounds can WALK on this cover and it will not break.