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Waterway Top Load Filter System

The Top Load Filter System has a built-in spring bypass valve. This valve allows some water to bypass the filter cartridge when the filter pump is running on high speed. This is to minimize pressure lost on the jets.

SpaGuts P/N:

  • 20-350-1016, 502-2510, Filter System with 25 sq. ft. Cartridge
  • 20-350-1015, 502-5010, Filter System with 50 sq. ft. Cartridge

Available with 25 or 50 square foot filter cartridge to be installed in an existing filter hole cut-out on the topside of the spa.

Filter System Diagram:

This Top Load Filter System can also be installed in-line underneath the spa. Includes filter housing and one filter cartridge. Easily access the filter cartridge by removing the top filter cap. Bottom plumbing connections are standard 2 inch pipe connections. Reducers are provided for 1.5 inch plumbing.

NOTE: If installing this filter system in-line underneath the spa, a 28-inch height is required for room to remove the filter cartridge.

This filter system is also a replacement option for the following part numbers: 4-00-0080 (50 SqFt), 16-270-1065 (50 SqFt), 4668-13 (50 SqFt), 502-5010B (50 SqFt), 806105088482 (50 SqFt), WWP5025010 (50 SqFt), 4-15-0151 (25 SqFt), 16-270-1060 (25 SqFt), 4668-12 (25 SqFt), 806105088420 (25 SqFt), 500-2510 (25 Sqft, 1.5"), 500-5010 (50 Sqft, 1.5")

The filter housing and cap comes with a one year limited warranty. Included filter cartridge comes with a 90 day limited warranty.

To purchase a replacement Top Load Filter Cartridge, Click here.

$169.95 In Stock TopLoadFilterM.jpg


This item has options that require your selection below. Please make a selection for each option
Hover on Learn More to read about the respective option.
Filter Size Learn More
25 Sq. Ft.
50 Sq. Ft. (add $10)
Plumbing size Learn More
1.5 inch (add $5.99)
2 inch