Polyethylene Spineboard 18.5 x 72 Inches - Orange state_South Dakota This flat gasket measures 7

This flat gasket measures 7

The flange includes bolt

PSL is also effective for sealing grout lines in tiled pools

It also features a vent valve to bleed air to ease lid removal

Polyethylene Spineboard 18.5 x 72 Inches - Orange state_South Dakota This flat gasket measures 7Our 72 inch Polyethylene Spineboard is 18. 5 inches wide and has 21 large hand holds. It is extremely durable and constructed of impact resistant polyethylene. It will accommodate all head immobilizers and board straps. In addition, the board is 100% X Ray translucent. With a robust weight capacity of 700 pounds, the spineboard can be used as a flotation device. So it's perfect for use by lifeguards or rescue personnel on the beach or at the swimming