Fantech Duct Reducer RED125-100
$69.85 inc GSTEnables the connection of ducts with different diameters. Constructed from flame-retardant injected-moulded ABS material.
Air movement and ventilation equipment is essential for maintaining optimal air quality, temperature control, and moisture management across residential, commercial, and industrial electrical projects. iSupply Electrical provides licensed electricians and contractors with a comprehensive range of fans, ducting, and ventilation solutions from trusted manufacturers at competitive wholesale prices.
Our air movement category covers every ventilation requirement for your electrical installations. From ceiling fans and exhaust systems to industrial-grade air circulation equipment, we stock the products professional electricians need to deliver reliable ventilation solutions. Whether you’re installing bathroom extraction, commercial HVAC accessories, or workshop ventilation, our range ensures you have access to quality equipment that meets Australian standards.
Ceiling fans remain a cost-effective solution for air circulation in residential and commercial spaces. Our range includes various blade configurations, motor sizes, and control options to suit different ceiling heights and room dimensions. Many models feature energy-efficient DC motors and remote control operation, providing the flexibility your clients expect in modern installations.
Proper exhaust ventilation is critical for moisture control and air quality in bathrooms, kitchens, and laundry areas. Our ceiling exhaust fans and wall-mounted units deliver reliable extraction performance while meeting Australian building code requirements. In-line fans provide ducted ventilation solutions for larger commercial projects or complex residential layouts.
For warehouses, workshops, and manufacturing facilities, our industrial air movement solutions deliver the airflow capacity needed for large spaces. Our range includes portable fans for flexible cooling and ventilation in changing work environments, heavy-duty pedestal fans, high-velocity wall fans, and industrial exhaust systems that provide contractors with professional-grade equipment for demanding commercial applications.
We also supply commercial hand dryers designed for restrooms in offices, schools, and public buildings—offering energy-efficient performance, durable construction, and fast drying times to support hygiene and sustainability standards.
Complete your ventilation installations with our range of ducting, duct fittings, grilles, and accessories. We stock the components electricians need to create efficient ventilation systems, from flexible ducting for residential applications to rigid ductwork for commercial projects.
For Australian residential bathrooms, select exhaust fans based on room volume. A standard 2.4m ceiling bathroom (9-12m²) typically requires a fan rated at 150-250m³/hr. For larger bathrooms or those with showers generating high moisture, choose fans rated 300m³/hr or higher. Always check Building Code of Australia requirements for minimum ventilation rates.
Most residential ceiling fans are designed for standard 2.4m ceilings, though minimum clearances apply. Installation requires at least 2.1m clearance from floor to blade and 300mm from ceiling to blade for optimal performance. For lower ceilings, consider low-profile or hugger-style fans. Higher ceilings may require extension rods to position fans in the optimal air circulation zone.
Axial fans move air parallel to the motor shaft and are ideal for high-volume, low-pressure applications like general room ventilation. Centrifugal (radial) fans move air perpendicular to the intake and generate higher pressure, making them suitable for ducted systems or applications requiring air movement through resistance. Choose based on your installation’s ducting length and configuration.
Yes, commercial and industrial air movement equipment typically requires appropriate circuit protection, isolation switches, and compliance with AS/NZS 3000 wiring rules. Many commercial fans operate on three-phase power and require qualified electricians for installation. Always verify the manufacturer’s electrical specifications and local authority requirements before installation.
Ducting sizing depends on airflow requirements, duct length, and number of bends. As a general rule, minimize duct length and bends to reduce resistance. Use rigid ducting where possible, and ensure duct diameter matches fan outlet size. For runs exceeding 3 meters or installations with multiple bends, consider stepping up duct diameter or selecting a higher-capacity fan to maintain adequate airflow.
Regular maintenance extends equipment life and maintains performance. Advise clients to clean fan blades and grilles quarterly to prevent dust buildup, check that exhaust fans remain unobstructed, and replace filters in ventilation systems as recommended by manufacturers. Commercial installations may require scheduled professional maintenance to ensure continued compliance and optimal operation.
As a wholesale supplier focused on the electrical trade, we understand the importance of reliable stock availability, competitive pricing, and fast delivery. Our air movement range features established brands that meet Australian electrical standards, backed by our commitment to supporting electricians and contractors with the products and service you need to complete projects on time and on budget.
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Enables the connection of ducts with different diameters. Constructed from flame-retardant injected-moulded ABS material.

Facilitates the connection of ducts with varying diameters. Constructed from flame-retardant injected-moulded ABS material.


Part No.: RED200-150
Duct Diameter (Fan Side): 200 mm
Branch Diameter: 150 mm

Part No.: RED250-200
Duct Diameter (Fan Side): 250 mm
Branch Diameters: 200 mm

Connect ducts of varying diameters quickly and safely with the Fantech RED300-200 duct reducer.

Part No.: RED300-250
Duct Diameter (Fan Side): 300 mm
Branch Diameters: 250 mm


A tough, weather-ready external louvre grille designed to protect ventilation systems while delivering clean, reliable airflow.

Model No. (Single Unit Only): EPFL125BK
Colour: Black
No. of Grilles in Bulk Pack: 20
Duct Diameter: 125mm
AØ: 154mm
B□: 17mm
C: 26mm

Model No. (Single Unit Only): EPFL150BK
Colour: Black
No. of Grilles in Bulk Pack: 20
Duct Diameter (AØ): 150mm
B□: 185mm
C: 18mm
D: 34mm

Quiet, high-performance ceiling exhaust fan with easy install features for fast, efficient ventilation on residential and commercial jobs.

High-performance, quiet ceiling exhaust fan with quick-install features for efficient moisture and odour removal in residential and commercial spaces.

WSK shutters operate based on the airstream and are designed for surface mounting. The flaps feature an aerofoil design with the weight concentrated at the pivot point, which facilitates easy opening and reduces pressure drop. The units are mounted with screws and can be installed on internal or external walls or ducts in a vertical…

WSK shutters function based on the airstream and are intended for surface mounting. Their flaps are shaped with an aerofoil design, concentrating weight at the pivot point for smooth opening and reduced pressure drop. These units are fixed with screws and can be mounted on internal or external walls or ducts, positioned vertically.

WSK shutters are operated by the airstream and are intended for surface mounting. The flaps are shaped with an aerofoil profile, with weight concentrated at the pivot point to facilitate smooth opening and minimize pressure loss. These units are secured with screws and are appropriate for mounting on internal or external walls or ducts in…
Air movement and ventilation equipment is essential for maintaining optimal air quality, temperature control, and moisture management across residential, commercial, and industrial electrical projects. iSupply Electrical provides licensed electricians and contractors with a comprehensive range of fans, ducting, and ventilation solutions from trusted manufacturers at competitive wholesale prices.
Our air movement category covers every ventilation requirement for your electrical installations. From ceiling fans and exhaust systems to industrial-grade air circulation equipment, we stock the products professional electricians need to deliver reliable ventilation solutions. Whether you’re installing bathroom extraction, commercial HVAC accessories, or workshop ventilation, our range ensures you have access to quality equipment that meets Australian standards.
Ceiling fans remain a cost-effective solution for air circulation in residential and commercial spaces. Our range includes various blade configurations, motor sizes, and control options to suit different ceiling heights and room dimensions. Many models feature energy-efficient DC motors and remote control operation, providing the flexibility your clients expect in modern installations.
Proper exhaust ventilation is critical for moisture control and air quality in bathrooms, kitchens, and laundry areas. Our ceiling exhaust fans and wall-mounted units deliver reliable extraction performance while meeting Australian building code requirements. In-line fans provide ducted ventilation solutions for larger commercial projects or complex residential layouts.
For warehouses, workshops, and manufacturing facilities, our industrial air movement solutions deliver the airflow capacity needed for large spaces. Our range includes portable fans for flexible cooling and ventilation in changing work environments, heavy-duty pedestal fans, high-velocity wall fans, and industrial exhaust systems that provide contractors with professional-grade equipment for demanding commercial applications.
We also supply commercial hand dryers designed for restrooms in offices, schools, and public buildings—offering energy-efficient performance, durable construction, and fast drying times to support hygiene and sustainability standards.
Complete your ventilation installations with our range of ducting, duct fittings, grilles, and accessories. We stock the components electricians need to create efficient ventilation systems, from flexible ducting for residential applications to rigid ductwork for commercial projects.
For Australian residential bathrooms, select exhaust fans based on room volume. A standard 2.4m ceiling bathroom (9-12m²) typically requires a fan rated at 150-250m³/hr. For larger bathrooms or those with showers generating high moisture, choose fans rated 300m³/hr or higher. Always check Building Code of Australia requirements for minimum ventilation rates.
Most residential ceiling fans are designed for standard 2.4m ceilings, though minimum clearances apply. Installation requires at least 2.1m clearance from floor to blade and 300mm from ceiling to blade for optimal performance. For lower ceilings, consider low-profile or hugger-style fans. Higher ceilings may require extension rods to position fans in the optimal air circulation zone.
Axial fans move air parallel to the motor shaft and are ideal for high-volume, low-pressure applications like general room ventilation. Centrifugal (radial) fans move air perpendicular to the intake and generate higher pressure, making them suitable for ducted systems or applications requiring air movement through resistance. Choose based on your installation’s ducting length and configuration.
Yes, commercial and industrial air movement equipment typically requires appropriate circuit protection, isolation switches, and compliance with AS/NZS 3000 wiring rules. Many commercial fans operate on three-phase power and require qualified electricians for installation. Always verify the manufacturer’s electrical specifications and local authority requirements before installation.
Ducting sizing depends on airflow requirements, duct length, and number of bends. As a general rule, minimize duct length and bends to reduce resistance. Use rigid ducting where possible, and ensure duct diameter matches fan outlet size. For runs exceeding 3 meters or installations with multiple bends, consider stepping up duct diameter or selecting a higher-capacity fan to maintain adequate airflow.
Regular maintenance extends equipment life and maintains performance. Advise clients to clean fan blades and grilles quarterly to prevent dust buildup, check that exhaust fans remain unobstructed, and replace filters in ventilation systems as recommended by manufacturers. Commercial installations may require scheduled professional maintenance to ensure continued compliance and optimal operation.
As a wholesale supplier focused on the electrical trade, we understand the importance of reliable stock availability, competitive pricing, and fast delivery. Our air movement range features established brands that meet Australian electrical standards, backed by our commitment to supporting electricians and contractors with the products and service you need to complete projects on time and on budget.
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