Precisionaire C-4, C-3 manual Construction Details, Guide Specifications, Features

Construction Details

Notes:

1.Standard construction is 14 ga. galvanized steel housing and doors leak tight to +/- 3.0 in. w.g.

2.Maximum operating temperature for standard C-3 and C-4 Housings is 250°F. High temperature C-3 and C-4 Housings are available for 400°F continuous and 500 °F intermittent duty.

Guide Specifications
1.0 HEPA/ULPA Filter Housings	hand-operated arm that moves the filter so its gel-
1.1 Side access HEPA filter housings shall be C-3 and	filled channel mates with the internal housing knife
	edge sealing flange. The same mechanism shall
C-4 as manufactured by Flanders.
	also pull the filter away from the sealing flange
1.2 Units shall be factory-assembled housings with
	when changing filters.
flanges for duct connections on the air entering
	2.4 The filter locking mechanism for the gasket seal
and air leaving sides.
	model	housing shall be a 300	Series stainless
1.3 Housings shall be suitable for operation at +/- 3.0
	steel	and brass device. The	mechanism shall
in. w.g. internal pressure.
	press the gasketed filter against the housing’s
2.0 Construction	sealing surface by means of a mechanical bolt and
	thrust assembly that is manually operated using a
2.1 Housings shall be made of galvanized or stainless
	standard 3/4 inch socket or wrench.
steel with 11 ga. corner posts. Joints shall be inter-
mittently welded and sealed with silicone.	3.0 Features
2.2 Tracks for prefilters shall be fabricated from the	3.1 Model numbers and capacities shall be as speci-
same material as the housing.	fied and/or shown on the drawings.
2.3 The filter locking mechanism for the gel seal	3.2 Provide options as specified.
model shall be a 300 Series stainless steel

®

Flanders Filters, Inc.

531 Flanders Filter Road Washington, NC 27889

Phone: (252) 946-8081

Toll Free: (800) 637-2803

Fax: (252) 946-3425

REPRESENTED BY:

Website: www.flanderscorp.com