• An inexpensive, rattle-free regulator for quick installation on balance or splitter dampers
• It is formed from rust-resistant, heavy gauge, Galvanized steel and installs in seconds
• The rapit will penetrate and secure to round or rectangular damper blades up to 24 ga steel
• It has a fully retractable bearing of zinc alloy, threaded to accept a 5/16-18 wing nut and a handle that indicates the damper position

Carlin Parts 51300S

Tjernlund 950-0030

Tjernlund PAI-4

U.S. Boiler Heating Parts 6111714

Field Controls CAS-2B-90E

UC1 universal control and a diaphragm fan proving switch safety interlock which will shut down the heating equipment if a venting malfunction occurs
• Built-in adjustable damper also allows regulation for maximum combustion efficiency
• Interlocks with any 24/120 VAC burner circuit
• UC1 universal control features adjustable pre/post-purge, LED status indicators, and fault code memory
• Thermal protection, sintered iron sleeve type bearing
• UC1 interlock control, fan proving switch, adjustable damper, vibration isolators included
  
  

  Tjernlund HS-J

Field Controls CAS-4JR

Field Controls CAS-6

Field Controls CAS-1

Field Controls CAS-2B