Commercial Triton Premium Heavy Duty High Eff. 100 Gal. 300K BTU ULN Natural Gas Power Direct Vent Tank Water Heater Door Handleset 5 in Material Steel Nail Matte Black Lantern 5 in Material Steel Nail Type Box Number in Package 7250 Packaging Type Boxed Point Type Diamond Shank Type Smooth Indoor or Outdoor Indoor and Outdoor Standards ASTM F1667 Frequently Asked Questions (FAQ): 8 LPM) Valve Type DuraSeal washerless cartridge Inlet Size 1 2 in 14 NPS male Operation 1 4 turn on off mechanism Finish Technology Resists tarnishing and corrosion ADA Compliant Yes Commercial Residential Residential Style Transitional Supply Lines Included No Rust Resistant Yes 4 Hole Sink Compatible Yes 1 2 3 Hole Sink Compatible 1 hole: No Built in protection: triton's LeakGuard prevention system includes detection and prevention via an auto shut off valve to prevent water catastrophic damage and allows no more than 24 oz California and Utah areas: this water heater meets or exceeds ultra low NOX (ULN) emissions requirements for all air quality management districts