Robertshaw 190-052 Plastic Guard this Class H insulated coil

this Class H insulated coil is optimized for continuous duty cycles without overheating

The cartridge seats into the valve body using a 4mm Allen wrench

or a significant downdraft issue

eliminating the need for manual intervention by the end-user

Bypassing a safety limit is never recommended

Robertshaw 190-052 Plastic Guard this Class H insulated coilProtecting critical control setpoints is non negotiable in high traffic commercial environments. The Robertshaw 190 052 Plastic Guard is a professional grade thermostat lock box designed to stop unauthorized tampering and accidental setting changes. As a veteran preferred HVAC thermostat guard, this kit features a high impact rectangular clear cover that allows for easy monitoring of current readings while keeping the interface secure. The Robertshaw