Dwyer Instruments 1212 Gas Pressure Kit L99H008 The Teflon (PTFE) seat provides

The Teflon (PTFE) seat provides excellent chemical resistance and a positive seal to prevent simmering

as some regional variations may require minor lead adjustments

This genuine Lennox OEM part is engineered to break the electrical circuit to the blower motor and control board immediately upon the removal of the service panel

Direct Legacy Swap: Fully compatible as the updated replacement for the discontinued 104034-000 part number

it integrates seamlessly into existing ductwork and zone control systems

Dwyer Instruments 1212 Gas Pressure Kit L99H008 The Teflon (PTFE) seat providesThe Dwyer Instruments 1212 Gas Pressure Kit is a professional grade diagnostic set designed for HVACR contractors who require laboratory level precision in a portable format. This kit centers around the Dwyer 1211 16 Slack Tube Manometer, which features a 8 0 8 inch water column range (total 16" w. c.). Unlike rigid gauges, this slack tube manometer is constructed from flexible vinyl plastic columns and a spring steel scale, allowing it to roll up