Manufactured with 26GA, type 304 stainless steel.
– Airtight design- includes double side 1/8″ thick adhesive gasket on a
circular perimeter flange to seal to the duct and special 3M pressure
sensitive tape to seal the collar overlap
– Total height is under 3 ½”
– Damper is positioned low in collar to allow air to be deflected into the take off
– Has a balanced damper assembly
– Collar is riveted together then is crimped and beaded
– Designed so the hole in the duct does not have to be perfect
– Low profile design for tight spaces
– Flange has 4 pre-punched screw holes to screw to duct face
– Saves installation time
– Union Made
Without Damper |
| Part Number | Description | UOM | Ctn.Qty |
| 4ATTO04 | 4″ AIRTIGHT TAKEOFF | EA | 20 |
| 4ATTO05 | 5″ AIRTIGHT TAKEOFF | EA | 18 |
| 4ATTO06 | 6″ AIRTIGHT TAKEOFF | EA | 10 |
| 4ATTO07 | (M) 7″ AIRTIGHT TAKEOFF | EA | 3 |
| 4ATTO08 | 8″ AIRTIGHT TAKEOFF | EA | 32 |
With Damper |
| Part Number | Description | UOM | Ctn.Qty |
| 4ATTOWD04 | 4″ AIRTIGHT TAKEOFF W/DAMP | EA | 20 |
| 4ATTOWD05 | 5″ AIRTIGHT TAKEOFF W/DAMP | EA | 42 |
| 4ATTOWD06 | 6″ AIRTIGHT TAKEOFF W/DAMP | EA | 21 |
| 4ATTOWD07 | 7″ AIRTIGHT TAKEOFF W/DAMP | EA | 9 |
| 4ATTOWD08 | 8″ AIRTIGHT TAKEOFF W/DAMP | EA | 32 |
| 4ATTOWD10 | 10″ AIRTIGHT TAKEOFF W/DAMP | EA | 22 |
| 4ATTOWD12 | 12″ AIRTIGHT TAKEOFF W/DAMP | EA | 15 |
| 4ATTOWD14 | 14″ AIRTIGHT TAKEOFF W/DAMP | EA | 4 |
Manufactured with 26GA, type 304 stainless steel.
Manufactured using standard gauge galvanized steel.
Beaded Duct is manufactured using galvanized steel.
Duct Increasers are manufactured using standard or 26 gauge galvanized steel.