Keep your water cleaner with the Pleatco PCAL100 Filter Cartridge - 100 sq ft.
 

 
This replacement filter is designed to support water filtration by helping capture debris, fine particles, hair, oils and other contaminants that can be found in spa water. A clean, well-maintained filter helps support proper water circulation, better filtration and clearer water.
 
The Pleatco PCAL100 is a practical replacement option when your current filter is worn, damaged, saturated or no longer cleaning effectively. It is commonly associated with select spa systems using Waterway 100 or Cal Spas filtration.
 
Before purchasing, always verify your current filter’s dimensions, including length, outside diameter and the top and bottom openings.
 

 
Why Use It?
Helps capture debris and particles in the water
Supports better spa filtration
Helps keep water clearer and cleaner
Helps maintain proper water circulation
Practical replacement for a worn or saturated filter
Compatible with select systems using PCAL100, C-4995, FC-2940 or 817-1000
Ideal for regular spa maintenance
Pleatco is a trusted name in filter cartridges
 

 
Compatibility
Compatible with select spas using a Pleatco PCAL100 style cartridge.
Common cross-references include Unicel C-4995, Filbur FC-2940 and OEM 817-1000.
Often associated with Waterway 100 and Cal Spas systems.
Always verify your old filter’s dimensions and part reference before purchasing.
 

 
Approximate Dimensions
Filter area: 100 sq ft
Outside diameter: 5 in.
Length: 23 5/8 in.
Top opening: 2 1/8 in.
Bottom opening: 2 1/8 in.
 

 
Recommended Use
Install the cartridge according to your spa or filter housing instructions.
Rinse the filter regularly with a garden hose to remove debris.
Deep clean with an appropriate filter cleaner as part of your maintenance routine.
Replace when the filter is worn, damaged or no longer cleans effectively.
Always maintain proper water balance and sanitizer levels.
 

 
Important
This filter helps support filtration, but it does not replace regular water care, water balancing or sanitizer. Always verify exact dimensions and compatibility before ordering.
 

 
Size / Format
1 Pleatco PCAL100 filter cartridge - 100 sq ft
 

 
Common Compatible References
Pleatco PCAL100
Pleatco PCAL100-EC
Unicel C-4995
Filbur FC-2940
OEM 817-1000