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Description

Pentair Boost-Rite Mechanical SealPentair Boost Rite Mechanical Seal Replacement Part ZBR43920 The Pentair Boost Rite Mechanical Seal (Part #ZBR43920) is a genuine replacement part designed specifically for use with Pentair Boost Rite booster pumps, ensuring a leak free seal and optimal pump performance. If your pump is leaking at the motor shaft or making unusual noises, replacing the mechanical seal can restore reliable operation and help prevent motor damage. Compatible with:

inspect the surrounding area for wear or debris

🛠️ Pentair K12417 Kreepy Krauly Horizontal/Vertical Bumper Kit

Maintains problem-free water

Inspect the port for damaged threads or debris

Hach AquaChek 542228A Salt System Test Kit — Salt & 4-Way Water Test Strips Combo

and other contaminants before they reach your pool pump

and vinyl spas

805) – 2 Hole Pattern

Simple installation process – replace old or worn springs quickly

Ideal for spas where users prefer softer-feeling water and less chemical smell

🔎 OEM Replacement: Direct fit for Arctic Spas air control assemblies (2004–present)

SKU: 21049BIO | Powerful Pool Sanitizer for Sparkling Water Fast-dissolving stabilized chlorine granules for quick and effective water sanitation