Air Distribution Products Services for Industrial Projects
Basic Description
Sagiant Piping Industries supplies a complete range of air-distribution products for HVAC and ventilation — diffusers, grilles, registers, louvers, volume-control dampers, fire and smoke dampers, plenum boxes, jet nozzles and linear slot terminals — in extruded aluminium, powder-coated steel and stainless steel 304/316. Products are built to SMACNA, AMCA, ASHRAE and UL/EN fire standards with AMCA-rated airflow, throw and pressure performance, matched dampers and accessories, and full project drawings and inspection documentation.
Air-distribution product families, materials, sizes and performance reference data
Complete air-distribution product range for HVAC and ventilation. Sagiant Piping Industries / SPI Steel keeps product families, construction materials, sizes, standards and performance data on one page for consultants, contractors and QA teams.
Technical Specification
| Parameter | Specification |
|---|---|
| Product Range | Diffusers, grilles, registers, louvers, dampers (VCD/fire/smoke), plenum boxes |
| Material | Extruded aluminium 6063, GI / CRCA, SS 304 / 316 |
| Control | Opposed / parallel-blade dampers, manual & motorised actuation |
| Fire / Smoke | UL 555 / UL 555S and EN 1366-2 rated dampers available |
| Mounting | Ceiling, side-wall, floor, duct-mounted, facade |
| Finish | Powder coated (any RAL), anodized, mill or stainless finish |
| Performance | AMCA-rated airflow, throw, NC & pressure drop |
| Documentation | GA drawings, selection sheets, test certificates, dispatch list |
Construction Materials
| Material | Grade / Spec | Typical Use | Finish |
|---|---|---|---|
| Extruded aluminium | 6063-T5 | Face, frame, blades & bars | Powder coated / anodized |
| Aluminium sheet | 1100 / 3003 | Cones, back pan, plenum | Powder coated / mill |
| Galvanized steel (GI) | IS 277 / ASTM A653, Z180–Z275 | Plenum box, frame, blades | Pre-galvanized / powder coated |
| Cold-rolled steel (CRCA) | IS 513 / ASTM A1008 | Frames, damper blades | Powder coated |
| Stainless steel | 304 / 316 (ASTM A240) | Cleanroom, kitchen, corrosive areas | 2B / brushed (No.4) |
Air-Distribution Product Families
| Product | Function | Typical Application |
|---|---|---|
| Diffusers | Supply-air distribution with pattern control | Ceilings of offices, malls, cleanrooms |
| Grilles & registers | Supply/return air with deflection & volume control | Side-wall, ceiling, door, floor |
| Louvers | Fresh-air intake & exhaust, weather defence | Facades, plant rooms, shafts |
| Volume-control dampers | Airflow balancing in ducts | Supply/return/exhaust duct runs |
| Fire dampers | Stop fire spread through duct penetrations | Fire-rated wall & floor crossings |
| Smoke dampers | Control smoke movement in ducts | Smoke-control & pressurisation systems |
| Plenum boxes & nozzles | Connect, equalise & throw air | Behind diffusers; long-throw spaces |
Standards & Specifications
| Scope | Applicable Standards |
|---|---|
| Air performance | AMCA 210 / 500-D / 500-L, AMCA 511 |
| Fire & smoke dampers | UL 555 / UL 555S, EN 1366-2, AMCA 540 / 550 |
| Construction & design | SMACNA, ASHRAE, ISHRAE, NFPA 90A / 92 |
| Material | ASTM A240 / A653 / A1008, aluminium 6063 |
| Finish / coating | Powder coat, ASTM B117 salt-spray, anodizing |
Testing, Inspection & Documentation
| Test / Document | Detail |
|---|---|
| Airflow / leakage | AMCA 500-D / 500-L performance & damper leakage test |
| Fire / smoke | UL 555 / UL 555S, EN 1366-2 fire & leakage rating |
| Finish | Coating thickness (DFT), adhesion, ASTM B117 salt-spray |
| Dimensional | Neck / face / blade dimensions, squareness |
| Inspection | Sample approval, GA drawing sign-off, dispatch checklist |
Applications & Industries Served
Available Forms, Sizes & Range
Products are supplied as coordinated assemblies; share BOQ, airflow schedule and ceiling/wall details for selection.
| Item | Size Range | Wall / Thickness / Rating | Standard |
|---|---|---|---|
| Diffusers / grilles | Neck 100–600 mm; face to 1200 x 600 mm | Aluminium / GI | SMACNA / AMCA |
| Louvers | To 3000 x 3000 mm in panels | Aluminium / GI | AMCA 500-L |
| Dampers | To 1200 x 1200 mm per section | GI / aluminium | AMCA 500-D / UL 555 |
Frequently Asked Questions
What air-distribution products do you supply?
Diffusers, grilles, registers, louvers, volume-control dampers, fire and smoke dampers, plenum boxes, jet nozzles and linear slot terminals as matched assemblies.
Are fire and smoke dampers certified?
Yes — fire dampers to UL 555 / EN 1366-2 and smoke dampers to UL 555S, with fusible links or actuators as required.
Can products be supplied as matched assemblies?
Yes — diffusers with plenum boxes and OBDs, grilles with dampers, and louvers with mesh are supplied as coordinated sets.
What materials and finishes are available?
Extruded aluminium 6063, powder-coated GI/CRCA and stainless 304/316; finishes include any RAL powder coat, anodizing, mill or stainless.
Do you provide selection and performance data?
Yes — AMCA-based throw, NC, free-area and pressure-drop data plus GA drawings and inspection documents for every project.
Scope of Work
The air distribution products scope can include project review, fabrication support, dimensional coordination, inspection documentation and dispatch support for industrial installations.
Applications
For related project work, review Custom Fabrication, Contact Sales or for technical assistance.
Types of Products
| Type | Description |
|---|---|
| Fabricated Assemblies | Built as per drawing and site requirement |
| Sheet Metal Products | Doors, dampers, diffusers and HVAC items |
| Tanks / Skids | Prefabricated tanks and supporting assemblies |
| Custom Items | Project-specific metal fabrication |
Available Forms
Related Pages
From requirement to dispatch
A drawing-led, inspection-backed process for engineered and fabricated supply — the same discipline on every project.
- 01
Requirement Review
Drawing, BOQ, specification and project scope reviewed to confirm feasibility.
- 02
Design & Specification
Material, method, tolerance and finish aligned to the applicable standard.
- 03
Fabrication Planning
Production planned with inspection and test points built into the sequence.
- 04
Inspection & QA
Dimensional and visual inspection against drawing, with documentation as required.
- 05
Packing & Dispatch
Tagging, packing and dispatch documentation for on-time project delivery.
Frequently Asked Questions
What materials does Sagiant Piping Industries supply?
Sagiant Piping Industries can supply stainless steel, carbon steel, alloy steel, duplex, super duplex and nickel alloy products subject to project requirement.
Do you provide MTC and test certificates?
MTC, test certificates, heat number traceability and inspection documents can be coordinated based on the material, standard and project scope.
Can Sagiant supply as per project BOQ?
Yes. The team can review BOQs, line lists, drawings and specifications to support pipes, fittings, flanges, fasteners and fabricated items.
Do you support third-party inspection?
Third-party inspection, PMI and dimensional inspection support can be arranged when required by the enquiry or project documentation.
Can you work from drawings or site requirements?
Engineering and fabrication enquiries can be reviewed from drawings, BOQs, approved samples or project specifications.
Do you provide custom fabrication services for industrial projects?
Custom fabrication support is available for industrial assemblies, tanks, duct accessories, clean room items and project-specific metal works.
A controlled path from requirement to delivery support
A technical RFQ flow built for engineers, QA teams and project buyers who need clear standards, traceability and dispatch documentation.
Requirement Submission
Share product, grade, size, class, quantity, drawing and delivery location.
Technical Review
Review standards, specifications, missing inputs and service conditions.
Material Selection
Align stainless, carbon, alloy, duplex, titanium or nickel alloy grades.
Quotation & Approval
Confirm commercial scope, documents, inspection needs and timelines.
Production / Sourcing
Coordinate manufacturing, stock sourcing or fabrication as per scope.
Quality Inspection
Manage dimensional checks, MTC review, PMI or third-party inspection.
Dispatch & Documentation
Prepare packing, tagging, test certificates and dispatch documents.
Delivery Support
Support delivery coordination, document handover and project closure.
Find the right product path
Choose what you need and jump directly to the correct product, material or engineering section.
304/L, 316/L, 321, 347 and 904L for corrosion-resistant piping, fittings, flanges and fabrication.
View stainless steelASTM A106, A53, A105, API 5L and IS 2062 for pressure, utility and structural supply.
View carbon steelUNS S31803, S32205, S32750 and S32760 for chloride, offshore and desalination service.
View duplex gradesInconel, Monel, Hastelloy, Incoloy and Nickel 200/201 for severe corrosion and heat service.
View nickel alloys