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Insulated Duct |
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| Global Uninsulated Duct constructed with a spring steel wire helix encapsulated in a double lamination of tough metalized polyster film. |
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| Standard Length : |
25ft. |
| Range : |
4” to 20” |
| Max. Permissible Velocity : |
5000 fpm |
| Max. Recommended operating pressure : |
6” w. g. positive all dia. |
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½ w. g negative all dia. |
| Packing : |
1 pc (25ft) per carton |
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Uninsulated Duct |
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| Global insulated duct is constructed with a spring steel wire helix encapsulated in a 2 ply, air tight black inner core. Thermal efficiency is provided by fiberglass insulation encompasses the core. The outer jacket is made of tough metalized polyester film laminate, which acts as vapour barrier surface as well. |
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| Standard Length : |
25ft. |
| Range : |
4” to 20” |
| Max. Permissible Velocity : |
5000 fpm |
| Max. Recommended operating pressure : |
8” w. g. |
| Temperature Range : |
32°-200° F |
| Insulation Thickness : |
25 mm |
| Insulation Density : |
16 kg/ m³ |
| nsulation R- Value : |
4.2 ( ºF – Ft² – hr/Btu) |
| Packing : |
1 pc (25 ft) per carton |
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Aluminum Duct |
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| Global Ducts is also manufacturing aluminium base Insulated & Uninsulated Ducts. Which can be used fir fireproof applications as well.
Insulated Ducts – Types : |
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- Outside Aluminium : Made up of triple lamination of aluminium foil, polyester and metalized polyester used in outer jacket.
- nside Aluminium : Made up of triple lamination of aluminium foil, polyester and metalized polyester used in inner core.
- Outside/Inside Aluminium : Made up of triple lamination of aluminium foil, polyster and metalized polyester used in inner core and outer jacket.
- Produds are sob Ihrough TUV and RoHs certilicatlon. and oDlain tlty model patenis.
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| Uninsulated Ducts – Types : |
| Both Side Aluminium : Made up of two double lamination of aluminium foil, polyester encapsulation a spring steel wire. This is practically fire proof.` |
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| Standard Length : |
25ft. |
| Range : |
4” to 20” |
| Max. Permissible Velocity : |
5000 fpm |
| Max. Recommended Working pressure : |
8” w. g. |
| Temperature Range : |
32°-200° F |
| Insulation Thickness : |
25 mm |
| Insulation Density : |
16 kg/ m³ |
| nsulation R- Value : |
4.2 ( ºF – Ft² – hr/Btu) |
| Packing : |
1 pc (25 ft) per carton |
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Decorative Ducts |
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| Global decorative ducts are newest type of ducts made of coloured polyester covering on aluminium or OPP (on demand) and high steel wire. Suitable for interior like Auditorium, Restaurant, Banquet Halls and Shops, etc. insulated as well as un-insulated ducts are available. |
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| Standard Length : |
25ft. |
| Range : |
4” to 20” |
| Max. Permissible Velocity : |
5000 fpm |
| Max. Recommended Working pressure : |
8” w. g. |
| Temperature Range : |
32°-200° F |
| Insulation Thickness : |
25 mm |
| Insulation Density : |
16 kg/ m³ |
| nsulation R- Value : |
4.2 ( ºF – Ft² – hr/Btu) |
| Packing : |
1 pc (25 ft) per carton |
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