 |
|||||
| Brick / Masonry Vents | |||||
|
|
|||||
  |
|||||
|
| |||||
 |
|
|
|
| |
|
| |||||
 |
|
| |||
|
| |||||
| For either new or existing openings, these units afford the maximum free area (as do all of standard brick vents) in proportion to the small face size | |||||
| 800-366-5877 | |||||
EXTRUDED
ALUMINUM MULTI -BLADE KEY DAMPER OPERATED FROM OUTSIDE. DAMPER
SET COMPLETELY WITHIN THE VENT TO BE USED WHEN VENTS ARE NOT ACCESSIBLE
FROM INTERIOR, ALSO AVAILABLE WITH FUSIBLE LINK
STAINLESS
SCREW EXTERIOR KEY OPERATED DAMPER. EXTRUDED ALUMINUM DAMPER BLADE
OPERATED FROM OUTSIDE. USE REGULAR PHILLIPS SCREW DRIVER
BACK
DRAFT DAMPER .060" EXTRUDED ALUMINUM BLADE BACK DRAFT SHUTTER SYSTEM
DESIGNED TO CONTROL THE REVERSAL OF AIR FLOW IN HIGH VELOCITY
SYSTEMS. FIBERGLASS FABRIC BLADE DAMPER SYSTEM AVAILABLE FOR LOW
VELOCITY AND LOW PRESSURE SYSTEMS 
STANDARD BRICK VENT DUCTS ARE .063"
ALUMINUM SPECIFY VENT TYPE AND WALL THICKNESS
EXTRUDED ALUMINUM DUCTS ARE .125" THICKNESS.
MADE IN 4", 8" OR 12" INCREMENTS ATTACHED TO VENT BY TONGUE
AND GROOVE METHOD.
EXTRUDED ALUMINUM REGISTER FACE MANUAL DAMPER ATTACHED TO
SHEET METAL DUCT CONTROLLING QUANTITY OF AIR OPERATED FROM INSIDE.
WHEN ORDERING DUCTS CLEARLY SPECIFY IF YOU REQUIRE DUCT AND REGISTER OR
REGISTER ONLY .