HstubeHVAC
Starting Collar
Galvanised SteelHstube Quality
Ducts & Metal Fittings

Starting Collar

Starting Collar in Galvanised Steel finish. Available in 8 sizes from 04"/100mm to 18"/450mm. Custom sizes available.

  • Galvanised Steel finish
  • 8 size options
  • Custom sizes available
  • Size range: 04"/100mm — 18"/450mm
  • Item code series: SCR

Technical Specifications

FinishGalvanised Steel
SKU Count8
Size Range04"/100mm — 18"/450mm
Custom SizesYes
Item Code PrefixSCR

Available Sizes (8 SKUs)

Item CodeSizeUnit
SCR0404"/100mmmm
SCR0606"/150mmmm
SCR0808"/200mmmm
SCR1010"/250mmmm
SCR1212"/300mmmm
SCR1414"/350mmmm
SCR1616"/400mmmm
SCR1818"/450mmmm

Custom sizes available on request. Contact us for non-standard dimensions.

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12h response
UL / CE certified
OEM available

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Starting Collar — FAQ

What is the MOQ for the Starting Collar?
Minimum order quantity for the Starting Collar depends on customization level. Standard catalog items typically start at 100–500 pieces. Custom specifications usually require 500–2,000 pieces. Contact our sales team for a precise quote.
What is the lead time for Starting Collar?
Standard catalog items ship within 15–25 business days from our China facility. Custom or OEM orders typically require 30–45 days. US spiral duct products can ship within 5–10 days from Houston, TX.
Can I get the Starting Collar with custom specifications?
Yes. We offer full OEM services including custom dimensions, materials, finishes, and packaging. Share your drawings or specifications and we will provide a quote with lead time within 12 hours.
What certifications does the Starting Collar have?
Our products carry UL, CE, M1, and AWTA certifications depending on the product line. All products are manufactured under ISO quality management standards. View our full certification list.

Need a Custom Version?

We can modify dimensions, materials, finishes, and packaging to match your exact specifications. OEM and private label available.

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