HstubeHVAC
Return Air Plenum
Galvanised SteelHstube Quality
Ventilation & Louvers

Return Air Plenum

Return Air Plenum in Galvanised Steel finish. Available in 6 sizes from 1120×350 2×16 to 920×395 2×18. Custom sizes available.

  • Galvanised Steel finish
  • 6 size options
  • Custom sizes available
  • Size range: 1120×350 2×16 — 920×395 2×18
  • Item code series: RAPD1120350-

Technical Specifications

FinishGalvanised Steel
SKU Count6
Size Range1120×350 2×16 — 920×395 2×18
Custom SizesYes
Item Code PrefixRAPD1120350-

Available Sizes (6 SKUs)

Item CodeSizeUnit
RAPD1120350-2161120×350 2×16mm
RAPD1120350-2181120×350 2×18mm
RAPD1120395-2161120×395 2×16mm
RAPD1120395-2181120×395 2×18mm
RAPD920395-216920×395 2×16mm
RAPD920395-218920×395 2×18mm

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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Return Air Plenum — FAQ

What is the MOQ for the Return Air Plenum?
Minimum order quantity for the Return Air Plenum 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 Return Air Plenum?
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 Return Air Plenum 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 Return Air Plenum 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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