Customer called in for a water heater that was leaking from the base. Arrived on site and inspected water heater which was turned off by customer due to leak, found heavy rust inside water heater cover and outside around the base, residue from water, and no drip leg on the black iron gas piping. Also observed pressure reduction valve behind water heater was leaking from the assembly. Removed existing water heater and pressure reduction valve Removed gate valve on cold side of water heater supply Soldered new male adapters on copper water heater supply lines Installed new pressure reduction valve with 1in pex, tied into main shut-off. Installed new ball valve shutoffs on hot and cold sides on the copper water heater supplies. Installed new water heater to code, with new water flex lines Removed old gas flex lines from water heater and installed new one Added drip leg to black iron gas piping. Installed new flu baffle around exhaust vent. Insulated water heater supply lines, applied