Lennox X0444 - PMAC-12C Replacement Filter 28" x 17" x 6"
Lennox X0445 - PMAC-20C Replacement Filter 25" x 20" x 6"- X0445
Lennox X0581 - BMAC 16" x 25" x 3" Furnace Filter
Lennox X0582 - BMAC 16" x 20" x 5" Furnace Filter
Lennox X0587 - BMAC 20" x 26" x 5" Furnace Filter
Lennox X6664 - PureAir PCO-12C Replacement Filter 17" x 26" x 4"
Lennox X6667 - PureAir PCO-20C MERV 10 Replacement Filter 21" x 26" x 4"
Lennox X8309 - Healthy Climate HCXF16-10 MERV 10 Expandable Filter 16" x 25" x 5"
Lennox X8310 - Healthy Climate HCXF20-10 MERV 10 Expandable Filter 20" x 25" x 5"
Lennox X8311 - Healthy Climate HCXF14-10 MERV 10 Expandable Filter 20" x 20" x 5"
Lennox X8348 - Healthy Climate PCO-20C MERV 10 MAINT KIT W/INSRT 21" x 26" x 4"
Lennox X8349 - PureAir PCO-12C MERV 10 Annual Maintenance Kit with Insert 17" x 26" x 4"
Lennox X5422 - PCO-20C MERV 10 Pleated Filter 20" x 26" x 3"
Out of stock
Lennox X5423 - Healthy Climate PureAir MERV 10 Pleated Filter - PCO-12U - 16" x 26" x 3"
Out of stock
Lennox Y4593 - 1st Generation to 2nd Generation Conversion Kit: Healthy Climate PCO-20C MERV 10 MAINT KIT W/ INSRT 21" x 26" x 4"
Out of stock
Lennox Y4594 - 1st Generation to 2nd Generation Conversion Kit: Healthy Climate PCO-12C MERV 10 w/ Insert 17" x 26" x 4"
Out of stock