Universal H-Series FD Burner Kit state_West Virginia measure the bolt pattern of

measure the bolt pattern of the faceplate and compare to the measurement template pictured

90 inches for the rail tubing and the distance between the front (pool) rail and back (anchor) rail is 36 inches

Fits both 21 inch and 30 inch vacuum heads

This is a PVC Combination Insert Tee with Insert x Insert x FIPT fitting connections that measure 2 x 2 x 2 Inch

675 inches

Universal H-Series FD Burner Kit state_West Virginia measure the bolt pattern ofThis is a replacement Hayward Burner for various heaters such as model numbers H150FD H200FD H250FD H300FD H350FD H400FD Universal H Series Low NOx and Pool and Spa Hot Tub Heaters.