Product Overview

The Pentair Clean & Clear Plus Parts Kit | 178708 is a genuine OEM replacement parts package designed for Pentair Clean & Clear Plus cartridge filters. This convenient service kit includes several of the key external components used for monitoring filter pressure, safely releasing trapped air, and connecting the filter to the pool plumbing system.

Ideal for repairing or refreshing an existing Clean & Clear Plus filter, the 178708 kit provides genuine Pentair components engineered for proper fit and dependable operation.

Key Features

Genuine Pentair OEM replacement parts kit

Designed for Pentair Clean & Clear Plus cartridge filters

Includes a replacement 1/4" pressure gauge

Includes Pentair High Flow Manual Air Relief Valve

Includes applicable bulkhead union and adapter components

Helps restore worn, damaged, leaking, or missing filter components

OEM components provide proper fit with compatible Pentair filters

Convenient all-in-one service kit for filter repairs and maintenance

Includes manufacturer instructions and warranty information

Specifications

Kit Includes

• Pentair 190058 – 1/4" Pressure Gauge
• Pentair 98209800 – High Flow Manual Air Relief Valve (HFMARV)
• Clean & Clear Plus bulkhead union/adapter components
• Installation instructions
• Warranty documentation

Pentair identifies the bulkhead connections as Item 16 in the Clean & Clear Plus parts schematic. Applicable Item 16 components vary according to the filter configuration and production generation.

Warranty & Compatibility

Compatible With

Designed for Pentair Clean & Clear Plus cartridge filter systems, including applicable:

• Clean & Clear Plus 240
• Clean & Clear Plus 320
• Clean & Clear Plus 420
• Clean & Clear Plus 520

Compatibility can depend on the filter's manufacturing date and existing plumbing configuration.

Confirm Before Ordering

Before purchasing, verify that your filter is a Pentair Clean & Clear Plus model and compare the existing bulkhead/plumbing configuration with your filter's parts schematic.

Pentair has used different bulkhead components on Clean & Clear Plus filters depending on manufacturing date. If you are unsure whether 178708 is correct for your filter, confirm the filter model number and manufacturing information before ordering.

Important Safety Information

Always turn the pool pump completely off and relieve all pressure from the filtration system before opening, servicing, or replacing components on a pressurized pool filter.

Never attempt to remove the air relief valve, pressure gauge, clamp, lid, or plumbing connections while the filter is under pressure.

Warranty Information

This is a genuine Pentair replacement part. Manufacturer warranty coverage may apply according to Pentair's current replacement-parts warranty terms and installation requirements.

Warranty eligibility and coverage are determined by Pentair.

Customer-Facing Q&A

Q: Is Pentair 178708 a genuine OEM kit?
A: Yes. Part number 178708 is a genuine Pentair replacement parts kit for compatible Clean & Clear Plus cartridge filters.

Q: Does this kit include the pressure gauge?
A: Yes. The kit includes Pentair pressure gauge part number 190058 with a 1/4" connection.

Q: Does it include the air relief valve?
A: Yes. The kit includes Pentair 98209800 High Flow Manual Air Relief Valve.

Q: Does this kit include replacement filter cartridges?
A: No. Replacement cartridge elements are not included and must be purchased separately.

Q: Does the kit include the tank clamp or tank O-ring?
A: No. The tank clamp assembly and tank clamp O-ring are separate replacement components.

Q: Will this fit a Clean & Clear Plus 420 or 520?
A: The 178708 kit is listed for the Clean & Clear Plus filter family, including applicable 420 and 520 configurations. Because Pentair has used different components according to filter manufacturing date, confirm your existing filter configuration before ordering.

Q: Why would I replace this kit?
A: The kit is useful when the pressure gauge, air relief valve, or filter plumbing connection components become damaged, worn, leaking, or require replacement during filter service.

Q: Can I install this while the filtration system is running?
A: No. The pump must be shut off and all pressure must be completely relieved from the filter before any service or component replacement is performed.