Gtechniq W4 Citrus Foam Scholl Concepts Quartz Power Plus is a

Quartz Power Plus is a unique glass coating that works on the molecular level to transform the surface

The ridges are gentle on natural and manmade fibers

rinse immediately and seek medical advice

even without using a dual-action orbital polisher

unlike other products

Gtechniq W4 Citrus Foam Scholl Concepts Quartz Power Plus is aWhy use W4 Citrus Foam? Unlike traditional pre wash snow foams that come loaded with caustic chemicals, W4 Citrus Foam is a pH neutral formula that removes hard to shift grime, without damaging sealants, coatings or waxes. It combines an effective citrus degreaser with a strong foaming agent making it tough on road grime and bug spatter, but kind to waxes and coatings. It can be used at a dilution of up to 1: 400 through a foam lance, or up to 1: 25