This 500-foot reel includes a built-in braided ripcord for fast stripping and sequential footage markings to eliminate measurement guesswork during long pulls

eliminating the need for makeshift mounting solutions

preventing premature sensor failure and ensuring the standing pilot remains stable under varying gas pressures

making it a staple for any contractor’s service truck to handle Carrier heating system repair calls effectively

Key Technical Benefits Precise Calibration: Factory-set at -

EWC Controls PRD 10" Pressure Regulating Damper Els PW 17895 This 500-foot reel includes aEWC Controls PRD 10" Pressure Regulating Damper Made in USA. Model PRD RD pressure regulating damper is a single blade, round variation of a barometric relief damper. This is the simplest, most economical way of bypassing excess static pressure in multi zone applications. Resistance is controlled by offsetting the arm and adjusting the weights. The arm can be inserted into either side of the damper for added versatility.