CRYSTAL EXTRACT®encapsulating pre-spray combines unique crystallizing polymers with more powerful detergent components, creating a perfect blend to manage difficult-to-clean carpets with embedded soils (both dry and oily). It can be incorporated in both Smart Care®maintenance for dry vacuum recovery, as well as wet extraction. For Smart Care®- simply add 1 bottle of CRYSTAL EXTRACT®to 1 gallon of CRYSTAL DRY®solution for an excellent cleaning boost. For wet extraction - simply add 1 bottle of CRYSTAL EXTRACT®encapsulating pre-spray to 3 gallons of water, agitate with the Smart Care®machine, then rinse extract with water only. It has a neutral pH, no VOCs, and is phosphate-free and non-butyl. CRYSTAL EXTRACT®encapsulating pre-spray is portion-controlled to provide consistent dilution for consistent cleaning as well as cost savings through waste elimination. It carries the Carpet & Rug Institute's Seal of Approval.