Spiro Duct Application

Spiro ducts have many application in various field:

1. Weather-proof jacketing for pipeline insulation
2. High and low velocity air-conditioning
3. General ventilation
4. Warm air heating
5. Perimeter heating syatems
6. Fume and duct removal
7. Double skin vent pipe
8. Protection of electric cables
9. Sleeves for pretressed concrete
10. Drums and containers
11. Forced draft chimneys
12. Sound absorbers
13. Conveyor systems
14. Culverts
15. Voids in concrete
16. Concrete column forms
17. Down-spouting
18. Drainage
19. Caisson liners
20. etc