Medium Efficiency Pocket Filters

	F50	T60	GF55	GF65
Rated Air Flow (cfm)	2000	2000	2000	2000
Average Dust Spot Efficiency (%)*	50	62	55**	65**
Initial Efficiency on Particles >3 microns  (%)	64	90	67	92
Initial Resistance (in. w.g.)	0.17	0.20	0.17	0.20
Max. Temperature (ºF)	160, peaks 200	160, peaks 200	160, peaks 200	160, peaks 200
UL 900 Classification	Class 2	Class  2	Class  2	Class 2
Depth (in)	26	26	26	26
Size Availability	1/1, 5/6, 1/2,1/4 and S 1/1 - 18"	1/1, 5/6, 1/2 and S 1/1 - 18"	1/1, 5/6, 1/2 and S 1/1 - 18"	1/1, 5/6, 1/2 and S 1/1 - 18"

* According to ASHRAE 52.1 - 1992   ** Target Data

Leak-free welded filter pockets	Filter pockets foam-sealed into the frame

Intake air filtration in a gas turbine (Clean air side)	3-layered progressive media structure

Welded spacers for optimised aerodynamics and low pressure drop