Spiral Duct Coupling
Spiral duct coupling Galvanized steel circular backdraught shutters with aluminium, blades for mounting in between 2 ducts. Spiral duct coupling is easy installation for spiral ducts by duct coupling, cost savings. We can also supply other products for duct work, such as spiral duct, elbow, reducer, flanges and other duct fittings.
|
size |
d |
H |
|
80 |
78.8 |
45 |
|
100 |
98.8 |
45 |
|
125 |
123.8 |
45 |
|
150 |
148.7 |
45 |
|
160 |
158.7 |
45 |
|
180 |
178.5 |
45 |
|
200 |
198.6 |
45 |
|
250 |
248.5 |
45 |
|
300 |
298.4 |
45 |
|
315 |
313.4 |
45 |
|
355 |
353.3 |
45 |
|
400 |
398.3 |
45 |
Product Description
Spiral duct coupling Galvanized steel circular backdraught shutters with aluminium, blades for mounting in between 2 ducts. Spiral duct coupling is easy installation for spiral ducts by duct coupling, cost savings. We can also supply other products for duct work, such as spiral duct, elbow, reducer, flanges and other duct fittings.
Application:
1, spiral duct(Slip Joint Way)
2, stainless steel
3, galvanized steel material.
4, For airflow control in ventilation systems
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