Field Controls Control Kit With Fixed Post Purge & With Draft Control For Gas CK-43FDesigned for use with the SWG Series Power Venter for controlling Natural Gas or LP Gas draft induced appliances. Made in the USA.Includes:Junction box with mounted pressure switch and post purge timer2 ft. length of 1/4 aluminum tubing2 Flexible conduit connectors4 MG1 Barometric Draft Control1/4 tubing connector Product Specifications BRANDField Controls LENGTH INCHES12 WIDTH INCHES6 HEIGHT INCHES6 WEIGHT LBS4 FUEL TYPENatural and LP Gas FOR USE WITHDraft Induced Appliances INCLUDESDraft Proving Switch, Fixed Post Purge, Draft Control LIMITED WARRANTY YEARS1 MANUFACTURER'S PART NUMBERCK-43F