The "S" pump combination of materials of construction have Vooner’s standard VaneGard® stainless steel rotor to protect airflow for the long term. Cast solid stainless steel cones match the long life of the rotor for even longer pump life. A 410 stainless steel shaft gives extra corrosion protection for extended life under the packing rings and ease of maintenance at the hub end. The housing is also of cast stainless steel for erosion wear protection in the case of small solids in the seal water. It far outlasts a cast iron housing of the B and C pump.

Customers have used the VG3S pump successfully during Vooner’s 17 years of business in the applications of: