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Spiral Round Duct

Spiral Tube is manufactured by an imported machine from japan.

Spiral Round Duct


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Spiral Tube is manufactured by an imported machine from japan. We have been using this machine for more than 20 years. It forms up the double seam lock between two sides of the sleeve metal sheet then it is rolled as a spiral. The production is controlled under computer to reach SMACNA and ASHRAE standard.

Material Galvanized sheet, stainless steel
Thickness 0.45-1.2 mm,0.4-0.8 mm
Size DIA 4”-60”, DIA 4”-60”
Insulation Inside and outside
Pressure 2-6 inch of water
Other Power paint and normal paint
Using Guide
  • Galvanized Duct is suitable for normal using
  • Stainless Steel is suitable for food industry
  • Distribute the cold air
  • Distribute the hot air
  • Smoke exhausting
  • Smell exhausting
Fitting Spiral Round Duct


SPIRAL DUCT

ROUND DUCT

ELBOW 45°C
[SE-01]

135°C CROSS TEE
[SC-05]

REDUCING TEE
[SR-06]

180°C REDUCING TEE
[SR-07]

CONICAL REDUCING TEE
[SR-11]

45°C LATERAL
[SL-13]

TAPERED REDUCING LATERAL
[SL-14]

DEDUCING LATERAL CROSS
[SL-18]

Y-BRANCH
[SY-19]

CONCENTRIC REDUCER
[SR-21]

OFFSET
[SO-25]

OFFSET (UP)
[SO-25-1]

REGISTER SADDLE
[SS-26]

FLEXIBLE BELT
[SF-30]

ELBOW 90°C
[SE-02]

PLAIN TEE
[SP-03]

180°C CROSS TEE [SC-04]

AIRFLOW TEE [SA-08]

REDUCING AIRFLOW TEE [SR-09]

CONICAL TEE [SC-10]

SADDLES [SS-15]

OPTIONAL 5°C REDUCING LATERAL [SL-17]

ECCENTRIC REDUCER
[SR-22]

END CAP
[SE-23]

SOCKET
[SC-24]

RAIN CAP
[SR-27]

TRANSITION
[ST-28]

TRANSITION OFFSET
[ST-29]

ROUND CANVAS CONNECTION

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