Description
PA-518 ProAqua filter as used in Canadian Spas and other brand hot tubs.
50Sq Ft. Replacement for Canadian Spas Company CD18 filter (2014 and newer model year spas).
Diameter: 5-3/4″
Length: 6-1/8″
Top: Semi-Circ Handle
Bottom: 1-1/4″ SAE course threads
Replaces AP57560
