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Products AM&F Series Duct Accessories & Fittings
MIA Duct Accessories and Fittings
AM&F Series · Accessories

Duct Accessories & Fittings

不管道系统配件 — Complete range of duct system accessories for MIA ventilation installations. Air grilles, ceiling diffusers, round and square duct connectors, flexible ducts, balancing valves, elbows, reducers, and system filters — everything needed for a complete, professional installation.

20+
Accessory Types
Ø75–400
Duct Sizes (mm)
All MIA
System Compatible
Full Set
One Supplier

Everything for a Complete System.

Source all duct accessories from a single MIA-certified supplier — ensuring compatibility, consistent quality, and matched performance with your ventilation units.

Air Grilles and Diffusers
Air Grilles & Ceiling Diffusers
Round and square ceiling diffusers in Ø75, Ø100, Ø125, Ø150, and Ø200 mm. Adjustable blade grilles for supply and return. White ABS and aluminium finish options. Designed for flush and surface-mount ceiling installation. Volume control damper integrated models available.
Duct Connectors and Fittings
Duct Connectors, Elbows & Reducers
Complete range of rigid and flexible duct connectors for round and rectangular ducts. 90° and 45° elbows, Y-branches, reducers, and straight couplings. Ø75 through Ø400 mm round duct, and equivalent rectangular sections. Galvanised steel and ABS plastic options.
System Diagram
Flexible Ducts, Valves & Filters
Aluminium flexible duct in Ø75–200 mm for room connections. Self-balancing pressure-relief valves for multi-port systems. G4 pre-filters and replacement filter sets for all MIA unit series. Insulated flexible duct for applications requiring thermal and acoustic attenuation.

Accessory Showcase

Browse Accessory Categories

Select a model to view full specifications, dimensions, and performance curves.

Supply & Return
Ceiling Diffusers
Ø75–200mm · ABS & Alu
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Flexible Connection
Flexible Duct
Ø75–200mm · Insulated
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Rigid Fittings
Duct Connectors
Ø75–400mm · Steel/ABS
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Flow Control
Balancing Valves
Ø75–160mm · Self-bal.
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Wall & Ceiling
Adjustable Grilles
150×150 – 600×300mm
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Exterior Wall
Wall Ports
Ø100–200mm · ABS/Alu
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Accessory Reference

CategoryTypesSizesMaterialApplication
Ceiling DiffusersRound / SquareØ75–200 mmABS / AluminiumSupply & Return grilles
Adjustable GrillesSingle / Double deflection150×150 – 600×300AluminiumWall / Ceiling supply
Round Duct ConnectorsStraight / Elbow / Y / ReducerØ75–400 mmGalvanised steelAll duct connections
Flexible DuctStandard / InsulatedØ75–200 mmAluminium foilRoom connections
Balancing ValvesManual / Self-balancingØ75–160 mmABS plasticFlow balancing
Replacement FiltersG4 / F7 / H13 / CarbonUnit-specificVariousAll MIA units
Wall PortsExterior wall ventilation capØ100–200 mmABS / AluminiumExterior wall penetration

* Contact us with your unit model and project requirements for a complete accessories list and compatibility confirmation.

Also in AM&F Series

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Source grilles, ducts, connectors, valves, and filters from a single supplier — guaranteed compatible with your MIA ventilation units. Contact us for a full project accessories list.

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