The following products are approved by GreenSpec, a directory of environmentally preferable products.

1600-WHITE Water- and Wax-Based Concrete Curing Compound
DECK-O-SHIELD Concrete Deck, Waterfall and Natural Stone Sealer
DECRA-SEAL W/B Non-Yellowing Sealer for Decorative Concrete
DUOGARD II Water-Based Form Release Agent
EVAPRE Evaporation Retardant
HYDRASET-FREE Non-Chloride Concrete Set Accelerator
INDUROSHINE Polished Concrete Flooring System
LIQUI-HARD Concrete Densifier and Chemical Hardener
MED-CURE Concrete Curing Aid and Hardener
TOP-STOP Spray-Applied, Water-Soluble Surface Retarder
VOCOMP-20 Water-Based, Acrylic Curing and Sealing Compound
VOCOMP-25 Water-Based, Acrylic Curing and Sealing Compound
VOCOMP-30 Water-Based, Acrylic Curing and Sealing Compound