Viega 16323 1" ProPressG Copper Cap (Discontinued) P-231-1122 or more than two years

or more than two years with two 9-volt alkaline batteries

not soil moisture

What type of water heater is this pan for

but the system should still be flushed and appropriately filtered for the water source

External antenna for enhanced range performance

Viega 16323 1" ProPressG Copper Cap (Discontinued) P-231-1122 or more than two yearsDescription The ProPressG system is a copper press connection system designed to meet the demands of natural gas and propane gas in the vapor state as well as fuel oil systems. ProPressG is approved for the use with hard copper tubing from 1 2" to 2" and soft copper tubing in 1 2" to 1 1 4"" diameters. All tubing must comply with ASTM B88 standards. ProPressG fittings are also approved for installations in above and below ground applications.