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Get it by Tuesday, Jun 3
Payment
Delivery
Step 1 Add the items into your cart or submit a Purchase order
Step 2 Checkout, select NET30 payment (provide company registration and VAT number)
Step 3 Delivery via TNT or Royal Mail and receive invoice for payment in 30-days
Step 4 Make payment via BACS to our factoring partner,
| Item | Backdraft Damper / Intake Shutter |
| Air Flow Direction | Horizontal |
| Blade Material | Aluminum |
| Blade Material Thickness | 26 ga. |
| Blade Seal Material | Felt |
| Bushing Material | Stainless Steel |
| Closure Type | Spring |
| Counterbalanced | Yes |
| Damper Finish | Baked Enamel |
| Fits Fan Dia. | 42" |
| Flange Type | Front Flange |
| Flange Width | 1 3/8" |
| For Use With | Vertical Mounted Supply Fans |
| Frame Depth | 1 5/8" |
| Frame Material | Aluminum |
| Frame Material Thickness | 0.1 ga. |
| Frame Opening A | 42" |
| Frame Opening B | 42" |
| Max. Velocity | 2250 FPM |
| Maximum Air Velocity | 2250 FPM |
| Mounting Hole Di. | 1/4" |
| Mounting Hole Size | 9/32" x 1/2" |
| Mounting Position | Horizontal |
| Mounting Style | Flush Mount |
| Number Of Panels | 1 |
| Open Depth | 6" |
| Opening Height | 43" |
| Opening Required | 43" x 43" |
| Opening Type | Spring |
| Opening Width | 43" |
| Overall Height | 44 3/4" |
| Overall Width | 44 3/4" |
| Rough Opening Length | 43" |
| Rough Opening Shape | Square |
| Rough Opening Width | 43" |
| Shutter Mounting Location | Wall |
| Shutter Mounting Position | Vertical |
| Shutter Opening Required | 43" x 43" |
| Shutter Overall Size | 44 3/4" x 44 3/4" |
| Single Acting/double Acting | Single Acting |
| Type | Gravity Operated Single Panel |
| Action | Single Acting |
| Airflow Direction | Horizontal |
| Color | White |
| Fits Fan Diameter | 42" |
| Free Area | 9.7 sq. ft. |
| Maximum Pressure | 1 in. wc |
| Mounting Hole Diameter | 1/4" |
| Mounting Location | Ceiling, Wall |
| Switch Action | Normally Closed |
| Tie-rod Material | Galvanized Steel Frame and Tie Rods |
| Ship weight (kg) | 9.21 |
| Ship height (cm) | 116.33 |
| Ship length (cm) | 114.81 |
| Ship width (cm) | 5.08 |
| HS code | 8414901080 |
| Country of Origin | US |
| Product | Model | Free Area | Max. Velocity | Opening Required | Price | |
|---|---|---|---|---|---|---|
|
3HHT1 | 4.779 Square-Ft. | 1500 fpm | 31H x 31W | £255.76 |
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
Trade pricing is available for 
Order Value should be £500+