We are closed from Monday, Dec 23rd and will reopen on Monday, Jan 6th. Any orders received during this time will be processed in the New Year.
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Get it by Tuesday, Dec 31
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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 | Combination Louver Damper |
| Flange Width | 1.25" |
| Free Area | 2.203 Square-Ft. |
| Inside Height | 24" |
| Inside Width | 27" |
| Material | Aluminum |
| Max. Exhaust (cfm) | 2475 |
| Max. Intake (cfm) | 1724 |
| Max. Velocity | 3000 fpm |
| Min. Wall Opening (in.) | 30H x 30W |
| Number Of Blades | 6 |
| Outside Height | 29.5" |
| Outside Width | 29.5" |
| Type | Adjustable Damper |
| Ship weight (kg) | 15.12 |
| Ship height (cm) | 81.79 |
| Ship length (cm) | 81.03 |
| Ship width (cm) | 20.57 |
| HS code | 7610900080 |
| Country of Origin | US |
| Product | Model | Flange Width | Free Area | Inside Height | Inside Width | Material | Max. Velocity | Number Of Blades | Outside Height | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
 |
5NKH6 | 1.25" | 0.521 Square-Ft. | 12" | 15" | Aluminum | 3000 fpm | 3 | 17.5" | £526.31 | |
 |
5NKH7 | 1.25" | 1.349 Square-Ft. | 18" | 21" | Aluminum | 3000 fpm | 4 | 23.5" | £650.93 | |
 |
5NKH9 | 1.25" | 3.667 Square-Ft. | 30" | 33" | Aluminum | 3000 fpm | 7 | 35.5" | £987.89 | |
|
5NKJ0 | 1.25" | 5.010 Square-Ft. | 36" | 39" | Aluminum | 3000 fpm | 9 | 41.5" | £1,321.45 | |
|
5NKJ1 | 1.25" | 7.109 Square-Ft. | 42" | 45" | Aluminum | 3000 fpm | 10 | 47.5" | £1,588.64 | |
 |
20UA28 | 1.5 | 5.010 sq. ft. | 36 | 39" | Extruded Aluminum | 3000 | 9 | 44.5" | £1,522.98 | |
 |
20UA22 | - | - | - | - | - | - | - | - | £788.88 |
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+