The 325 series features a high leverage valve linkage assembly to deliver positive dead-end lockup

The regulators are capable of precise control from full flow down to pilot flow

Convertible Natural/Liquid Propane Gas

Adjustable Regulator

Inlet/Outlet Screen

Pilot Port Plugged for Hot Surface and Direct Spark Ignition Systems, Remove Plug for Intermittent/Proven Pilot Systems

Electric On-Off Switch and Convenient Quick-Connect Coil Terminals

Tamper Resistant Screw and Controlled Gasket Compression to Withstand High Inlet Pressures

Mounting Position Upright or 0 to 90 Degree from Upright in any Direction

Convertible Natural/Liquid Propane Gas

Adjustable Regulator

Inlet/Outlet Screen

Pilot Port Plugged for Hot Surface and Direct Spark Ignition Systems, Remove Plug for Intermittent/Proven Pilot Systems

Electric On-Off Switch and Convenient Quick-Connect Coil Terminals

Tamper Resistant Screw and Controlled Gasket Compression to Withstand High Inlet Pressures

Mounting Position Upright or 0 to 90 Degree from Upright in any Direction

Line Interrupter Styles Use Standard 30 Millivolt Thermocouples

Models with setpoint adjustment

Models with occupied/unoccupied override (bypass) with LED

Models with 3-position (auto/0/1) or 5-position (auto/0/1/2/3 speed) fan switch

LONWORKS network jack on all models except the TR21 and TR21-A models

Solid State Thermistor Element Provides Accurate Sensing of Temperature Changes