High Temperature Filters

	LH1000	HT60-R12	HT90-R12
Rated Air Flow (cfm)	600	2000	2000
Face Velocity (fpm)	240	500	500
Average Dust Spot Efficiency (%)*	N/A	60	90
Arrestance  (%)*	93	N/A	N/A
Initial Resistance (in. w.g.)	0.30	0.50	0.64
Max. Temperature (ºF)	575	750	750
Depth (in)	0.5	12	12
Size Availability	19" x 19"	1/1, 5/6, 5/5, 1/2	1/1, 5/6, 5/5, 1/2

* According to ASHRAE 52.1 - 1992