Delta Dorval Two Handle Single Hole Monoblock Bathroom Faucet - 857Delta Dorval Two Handle Single Hole Monoblock Bathroom Faucet 857 Traditional inspired monoblock bathroom faucet with elegant detailing, high arc spout, and Delta DIAMOND Seal Technology. Features Monoblock bathroom faucet from the Delta Dorval collection Inspired by French architecture and classic European design Two handle functionality with single hole installation DIAMOND Seal Technology reduces leak points and lasts twice as long as the industry