729440686543

• 7 — Number system
• 29440 — Manufacturer code
• 68654 — Product code
• 3 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

• 609408729935 — British Berkefeld Ceramic Water Filter Candle 9" (2 Pack)

Berkey / British Berkefeld 9" X-Large Imperial Super Sterasyl Ceramic Filters - 2 Pack

Search for Berkey / British Berkefeld 9" X-Large Imperial Super Sterasyl Ceramic Filters - 2 Pack on Amazon (or for the code 729440686543)