SW-21-131 | Swimables WhisperFlo & IntelliFlo 071131 Drain Plug With O-Ring

The Swimables SW‑21‑131 Volute Drain Plug with O‑Ring is a direct replacement for Pentair OEM part number 071131, crafted specifically for WhisperFlo and IntelliFlo pool pumps. This compact, precision-engineered plug forms a secure, leak-proof seal to protect your pump housing during maintenance and drainage. The included O‑ring ensures tight compression, preventing water loss and safeguarding internal components. Made from durable, corrosion-resistant materials, it delivers reliable long-term performance. Designed for easy, hassle-free DIY installation, the SW‑21‑131 is an affordable, maintenance-friendly alternative to OEM drain plugs.

Highlights

• Direct Pentair-Compatible Fit: Replaces Pentair part 071131 for WhisperFlo and IntelliFlo pumps, ensuring a precise match and secure installation.

• Leak-Proof Seal: Includes a high-quality O-ring that creates a tight, watertight connection to protect pump housing and prevent water loss.

• Durable, Corrosion-Resistant Build: Made from tough materials that withstand pool chemicals, UV exposure, and long-term outdoor use.

• Protects Internal Components: Prevents water intrusion and debris entry during maintenance, helping extend pump life.

• DIY-Friendly Installation: Compact design makes it quick and easy to install without specialized tools, offering a cost-effective solution.

Includes

• (1) Drain Plug
• (1) O-Ring

Compatibility

• Pentair WhisperFlo Pumps
• Pentair IntellifFlo Pumps

Additional Info

Need help with the Swimables SW-21-131 Volute Drain Plug with O-Ring for Pentair WhisperFlo and IntelliFlo pumps? This section covers fitment checks, leak prevention tips, and where to find this part in store for same-day repairs.

Confirming Compatibility with Pentair Pumps

The SW-21-131 is a direct replacement for Pentair part 071131. It’s designed to thread perfectly into WhisperFlo and IntelliFlo housings, creating a secure seal when paired with its included O-ring.

Does SW-21-131 fit all versions of Pentair WhisperFlo pump housings

Will SW-21-131 work on IntelliFlo pumps with original drain ports

How to confirm SW-21-131 matches the threads of my existing plug

Cross-referencing SW-21-131 with Pentair part 071131 before purchase

Installation and Leak Prevention

To get a watertight seal, ensure the port is clean, seat the O-ring evenly, and hand tighten until snug. Avoid overtightening to prevent thread or ring damage.

How tight should I install SW-21-131 to prevent leaks

Should I lubricate the O-ring before installing SW-21-131

Fixing a small drip at the pump drain using SW-21-131 plug and ring

Replacing both drain plugs during seasonal service for better sealing

Find and Pick Up Today

Bring your old plug to compare at the counter, or ask for SW-21-131 by part number to speed the process. Confirm in-stock availability before heading over.

Buy SW-21-131 in store with same-day pickup available locally

Walk in and ask for SW-21-131 to match Pentair drain plug size

Can my nearby store cut a new O-ring if SW-21-131 sells out

Does my local branch have SW-21-131 ready for weekend service