The Columbia HP8 achieves a MERV 8 (minimum efficiency reporting value) when tested to the
ASHRAE 52.2 testing method and has an average efficiency of 30-35%.
Columbia HP8 Pleated Air Filters are listed by Underwriters Laboratories as meeting Class II
specifications in the U.L. 900 standard. Suggested operating temperatures should not exceed
200°F (93°C)
Free 1" Filter w/ System Maintenance -or- 10% off Filters Larger than 1"
*Call for details on qualifying services. Cannot be combined with any other offer. Conditions apply.
Expires 05/31/2025
