House of Kolor GALLON KIT GRAY Color KD3000 DTS Surfacer / Sealer w/ Hardener 1 Gallon of KD3000 DTS Surface Sealer (Gray Color) 1 Quart of KDA3000 DTS Hardener An Industry first and undisputedly the best foundation system available Hybrid epoxy two component primer designed to be used as a DTS or Direct to Substrate High Build High Build Surfacer, Medium Build Surfacer/High Build Sealer, or silky smooth sealer Application smoothness greatly reduces surface prep and consumption of abrasives