We have three different 35-Series filters to choose from, all of which were designed specifically for use on Single-Stage dust collectors.  The chart below identifies the differences between the three versions:

	35A274BLOL (Economy)	35B222NANO	35C222NANO
Efficiency Rating	MERV 10	MERV 15	MERV 15
Flow/HP Rating	Up to 2 HP	same	same
Dimensions	17.6” OD x 23” Tall	same	same
Filter Media Surface Area	274 sq. ft	222 sq. ft	222 sq. ft
Dust Release Characteristics	Good	Good/Excellent	Good/Excellent
Removable End Cap	No	Yes (See FAQ Page)	No
Cleaning Air Pressure	60 psi	60 psi	60 psi
One Fixed Gasket, Mounting Hardware, and Instructions	Included	Included	Included
4 mil Clear Lower Poly Bags	(2) Included	(2) Included	(2) Included