844359036736

• 8 — Number system
• 44359 — Manufacturer code
• 03673 — Product code
• 6 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

20X25X5 (19.88X24.75X4.38) Merv 13 Lennox Replacement Filter ( 2 Pack )

Search for 20X25X5 (19.88X24.75X4.38) Merv 13 Lennox Replacement Filter ( 2 Pack ) on Amazon (or for the code 844359036736)