Waterway Filter Pressure Relief Valve Assembly | 550-6730
Waterway
SKU: 5506730
Waterway Filter Pressure Relief Valve Assembly | 550-6730
The Waterway Filter Pressure Relief Valve Assembly (550-6730) is a safety component designed for use in pool and spa filtration systems. This valve provides a controlled way to release built-up pressure that can occur in a filter tank during normal operation or when servicing, helping protect the filter housing, plumbing, and associated equipment from damage due to overpressure.
What This Part Is For
This pressure relief valve assembly is installed on pool and spa filters that require a manual or automatic pressure-release point. When the pressure inside the filter rises above a safe threshold, the valve opens to let excess pressure escape, ensuring the filter operates safely and preventing stress on filter components.
Features & Benefits
- Designed to relieve excess pressure inside pool and spa filter tanks
- Helps protect filter housings and plumbing from overpressure damage
- Compact assembly that integrates easily with compatible filter tops
- Durable construction for long service life in pool environments
Installation Notes
- Turn off pump and relieve system pressure before servicing or installing
- Remove the old relief valve assembly carefully if replacing
- Thread or mount the new assembly into the designated port on the filter tank
- Test system operation after installation to ensure proper sealing and relief function
Maintenance Tips
- Inspect the relief valve periodically for sticking, debris buildup, or wear
- Clean the valve and surrounding area during routine filter service
- Replace the valve assembly if it fails to open at appropriate pressure or leaks consistently
Related Products
- Waterway Filter Air Relief Valve – Air release component for many filter systems.
- Waterway Sand Filter Lid Assembly – Replacement lid for sand filter tanks.
- Waterway Filter Wrench – Tool to help remove filter lids and components.
- Pool Filter Replacement Cartridge – Replacement internal filter element for cartridge filter systems.
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.
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