The Steel Protector Plus Quickfit System is a great application for a system that requires moderate protection from falling debris. The exclusive design makes damaging the spring by winding it backwards impossible. The end plates and housing are galvanized to protect from rust and corrosion. The Steel Protector Plus housing is 87" wide and includes a 20' X 84" wide black mesh tarp. Each system is covered by Pulltarps Famous "No BS" Double Guarantee.