Pleated Filter, 18" x 20" x 1"

A00558-003

Shipping details:

**ALERT: Unico products are on a 4-6 week lead time.** If in stock, usually ships within 1-3 business days. This item can ship SAME DAY once available.

CA Residents: See the California Proposition 65 Warning
18 x 20 x 1 pleated filter. Fits the M3642V1 and M3642V2 vertical plenum.
Name Value
Unico Model 3642, 4860
Material Multiple
Filter Size 18"x20"x1"
Brand Unico Approved OEM
Certifications MERV
Filter Efficiency MERV 7
21
21
9
2