Pentair Union Reducer Replacement for BioShield | 523564

This union kit is for Pentair BioShield 50W 25 GPM UV sanitizer. This is required for pool systems with smaller plumbing. This kit allows you to install the BioShield into either hose or flexible PVC installations. 

This kit includes:

• (2) 2-1/2" X 1-1/2" PVC Schedule 40 (1436-015)
• (2) 1-1/2" PVC Barbed Inset Male Adapter (438-291)
• (2) Stainless Steel Clamp

We want you to have quick and easy access to warranty information for all the brands we carry. Please click on the links below to view each manufacturer’s warranty page:

• Pentair Warranty
  
• A&A (Pentair In-Floor) Warranty
  
• Fluidra Warranty (Zodiac / Jandy / Polaris / Caretaker)
  
• Paramount Warranty
  
• BlueSquare Warranty
  
• Hayward Warranty
  
• All Other Manufacturer Warranties
  

Note: Warranty coverage, registration, and service terms are provided directly by the manufacturer. Please review the details carefully to ensure proper understanding of coverage and claim procedures.