Which brand and series should I choose between AMX and VENTS?

Choose only after matching the required airflow and external static pressure to a manufacturer curve. AMX D and VENTS TT PRO are AC mixed-flow references; VENTS TT PRO EC adds 0–10 V demand control; and VENTS VK uses a backward-curved centrifugal impeller for more resistive duct systems. Confirm model availability and Saudi 60 Hz compatibility during quotation.

What is the difference between mixed-flow and centrifugal plastic inline fans?

Mixed-flow fans such as AMX D and VENTS TT PRO balance airflow volume with moderate pressure capability in a compact casing. VENTS VK uses a backward-curved centrifugal impeller and is considered where the duct system is more resistive. Compare actual duty points and sound data rather than choosing by mechanism alone.

How is a plastic inline fan properly selected from airflow and static pressure?

Never select a fan by duct diameter alone. Calculate the total required airflow (m³/h or CFM) and the cumulative duct static pressure resistance (Pa or in. wg) including all bends, dampers, and grilles. Match this exact operating point against the manufacturer's performance curve.

Are plastic inline duct fans suitable for bathrooms and humid utility rooms?

They can suit bathroom and utility-room exhaust when the exact model's ingress rating, permitted installation zone, air temperature, condensate control, duct drainage, and backdraft protection are confirmed. The referenced VENTS ranges are IPX4; do not assume every plastic fan has the same rating.

Can plastic inline fans be used for commercial kitchen grease or emergency smoke extraction?

No. Plastic inline fans are designed exclusively for comfort ventilation with maximum air temperatures typically limited to 40°C to 60°C. Grease-laden commercial kitchen hoods require heavy-duty metal centrifugal fans, and emergency smoke extraction requires certified fire-rated fans such as the VDO series.

What is the benefit of EC motors in VENTS TT PRO EC fans?

The TT PRO EC range uses electronically commutated motors and a 0–10 V control input for stepless demand control from a compatible controller, BMS, or sensor. This allows the fan to run only as hard as the ventilation demand requires. Confirm the controller, sensor, and Saudi electrical supply compatibility with the selected model.

Can speed controllers, timers, or sensors be connected?

Yes. Standard AC models support 2-speed switches, external triac speed regulators, or electronic run-on timers. EC models feature integrated 0–10V control inputs for direct connection to sensors or building management systems. Always verify motor compatibility before connecting external controls.

What details are required to receive a formal quotation in Saudi Arabia?

Send your preferred brand (AMX, VENTS, or open to equivalent), required airflow (m³/h or CFM), static pressure (Pa), duct size, application description, electrical voltage/frequency (e.g. 220V 60Hz 1-phase), control requirement, quantity, and project city.

What documentation is available for consultant and contractor submittal?

Official manufacturer catalogs and operating curves are linked or supplied where available. A project technical submittal and applicable company or product compliance documents can be prepared after the final brand, model, electrical supply, and quotation scope are confirmed.

Multiple Brands & Model Ranges

Plastic Inline Duct Fans

Compare plastic inline duct fans for round-duct supply and exhaust systems in Saudi Arabia. Review AMX and VENTS mixed-flow or centrifugal references by duct size, airflow, static pressure, noise, motor type, controls, and application. Final model availability is confirmed with the quotation.

Request Quote on WhatsApp Call Technical Sales Download AMX Catalog

In brief

What is a plastic inline duct fan?

A plastic inline duct fan is a compact fan installed within circular ductwork for comfort supply or exhaust ventilation. Select it from the required airflow and system static pressure, not from duct diameter alone. Confirm the brand, fan mechanism, motor, controls, sound level, allowable air temperature, and electrical supply from the selected manufacturer data.

Plastic inline duct fan AMX D series product image with circular spigots

AMX D Plastic Inline Fan

100–315 mm catalog duct options

Mixed-flow & centrifugal choices

Saudi project selection support

AMX D Plastic Inline Fan

Fan Category

Plastic Inline Duct Fan

Brand References

AMX & VENTS (TT PRO, TT PRO EC, VK)

Casing Materials

ABS & High-Impact Polypropylene

Fan Mechanisms

Mixed-Flow (AC / EC) & Centrifugal

Duct Size Range

100 mm, 125 mm, 150 mm, 160 mm, 200 mm, 250 mm, 315 mm

Selection Basis

Airflow at System Static Pressure, Noise Target, & Control Type

Application Check

Is a plastic inline duct fan suitable for your duct system?

Evaluate your project airstream, duct routing resistance, and noise targets before selecting a plastic inline fan model.

Good fit

Offices, meeting rooms, and acoustic-sensitive comfort spaces
Hotels, apartments, residential bathrooms, and laundry utility rooms
Retail shops and light commercial air transfer with circular ducting
Clean-air supply or exhaust systems with calculated pressure drop

Confirm first

Long duct routes or multi-elbow layouts requiring higher static pressure
Low-noise occupied rooms needing silencer or lower speed selection
Continuous 24/7 industrial duty or high-humidity wet environments
Speed control, run-on timers, humidity sensors, or BMS 0–10V integration
Motor voltage, phase, and 60 Hz electrical supply availability

Use another documented fan

Grease-laden commercial kitchen hood exhaust (select metal centrifugal fan)
Certified emergency high-temperature smoke extraction (select VDO series)
Explosive vapor, combustible dust, or flammable airstreams
Chemical or corrosive fume extraction without written material approval

Important application note: Plastic and polymer-cased inline duct fans are engineered exclusively for clean air comfort ventilation and light commercial exhaust. They are not certified for commercial kitchen grease hoods, high-temperature emergency smoke extraction, or hazardous explosive/dust environments. Confirm duty requirements, duct layout, and local codes prior to specification.

Brand Lineup

Plastic Inline Fan Brand & Series References

Compare AMX and VENTS series by fan design, casing material, duct spigots, airflow range, and motor controls. Final supply, warranty route, and electrical compatibility are confirmed during quotation.

AMX

D Series

AC Mixed-Flow

Casing: Full ABS Plastic Body

Duct Sizes: 100–315 mm (4"–12.4")

Airflow: 150–2,300 m³/h (88–1,354 CFM)

Motor / Control: Dual-speed AC motor with central snap-joint service block

Best Fit: Meeting rooms, offices, residences, hotels, and general comfort exhaust

Compare models

VENTS

TT PRO Series

AC Mixed-Flow

Casing: Polypropylene

Duct Sizes: 100–315 mm (4"–12.4")

Airflow: 180–2,050 m³/h (106–1,206 CFM)

Motor / Control: Dual-speed AC motor with thermal protection and IPX4 rating

Best Fit: High-performance residential, commercial, and institutional circular ducts

Compare models

VENTS

TT PRO EC Series

EC Mixed-Flow

Casing: Polypropylene

Duct Sizes: 100–315 mm (4"–12.4")

Airflow: 300–1,970 m³/h (177–1,160 CFM)

Motor / Control: High-efficiency EC motor with integrated 0–10V stepless speed control

Best Fit: Demand-controlled ventilation (BMS / CO₂ / RH sensors) and energy-saving projects

Compare models

VENTS

VK Series

Plastic Centrifugal

Casing: Polypropylene

Duct Sizes: 100–315 mm (4"–12.4")

Airflow: 250–1,340 m³/h (147–789 CFM)

Motor / Control: External rotor motor with backward-curved centrifugal impeller

Best Fit: High-resistance duct systems, longer pipeline runs, and humid air transfer

Compare models

* Trademark notice: Third-party brand names and trademarks belong to their respective owners. Availability, warranty, authorized-channel status, and final model data are confirmed during quotation.

Engineering Selection

Plastic Inline Fan Design Comparison

Understand the mechanical differences between mixed-flow, centrifugal, and axial plastic inline fans.

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Fan Design	Typical Buyer Need	Selection Caution	Representative Brands
Plastic Mixed-Flow AC	Compact round-duct supply/exhaust balancing airflow volume and medium static pressure	Confirm operating curve duty point, dual-speed wiring, and room noise limits	AMX D Series, VENTS TT PRO
Plastic Mixed-Flow EC	High-efficiency ventilation with stepless 0–10V speed regulation and BMS sensor integration	Requires appropriate 0–10V control input or potentiometer; higher initial cost	VENTS TT PRO EC
Plastic Centrifugal Inline	Circular duct systems requiring higher static pressure for longer runs, filters, or dampers	Centrifugal impellers generate higher casing breakout noise than mixed-flow designs	VENTS VK Series
Plastic Axial Duct Fan	Short, low-resistance air transfer through walls or very short (< 2 m) flexible duct runs	Cannot overcome significant static pressure (> 50 Pa); not suitable for ducted systems	General Axial Duct Range

Buyer Routing

Cross-Brand Series Routing Table

Quickly navigate to the technical data table for your required brand and series.

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Brand & Series	Mechanism	Casing	Duct Sizes	Airflow Range	Control	Quick Link
AMX D Series	Mixed-flow AC	ABS plastic	100, 150, 200, 250, 315 mm	150–2,300 m³/h (88–1,354 CFM)	2-speed switch	View Models →
VENTS TT PRO	Mixed-flow AC	Polypropylene	100, 125, 150, 160, 200, 250, 315 mm	180–2,050 m³/h (106–1,206 CFM)	2-speed switch / timer	View Models →
VENTS TT PRO EC	Mixed-flow EC	Polypropylene	100, 125, 150, 160, 200, 250, 315 mm	300–1,970 m³/h (177–1,160 CFM)	0–10V stepless / BMS	View Models →
VENTS VK	Centrifugal AC	Polypropylene	100, 125, 150, 200, 250, 315 mm	250–1,340 m³/h (147–789 CFM)	Speed controller	View Models →

AMX Brand Range

AMX D Series Mixed-Flow Inline Fan Models

AMX D series compact ABS mixed-flow duct fans feature central motor blocks with snap-joint clamps for swift maintenance access.

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Model Name	Voltage / Freq	Power (High / Low)	Airflow (High / Low)	CFM (High / Low)	Max Static Pa (High / Low)	Sound Level (High / Low)	Duct Connection	Weight	Applicable Area Ref
D100	220-240V 50/60Hz	28 / 25 W	200 / 150 m³/h	118 / 88 CFM	180 / 130 Pa	30 / 25 dB(A)	100 / 125 mm	1.8 kg	8–16 m²
D150	220-240V 50/60Hz	50 / 40 W	500 / 400 m³/h	294 / 235 CFM	300 / 250 Pa	35 / 30 dB(A)	150 / 160 mm	2.2 kg	18–36 m²
D200	220-240V 50/60Hz	70 / 60 W	850 / 700 m³/h	500 / 412 CFM	350 / 280 Pa	50 / 45 dB(A)	200 mm	3.1 kg	34–76 m²
D250	220-240V 50/60Hz	170 / 130 W	1500 / 1100 m³/h	883 / 647 CFM	550 / 400 Pa	60 / 54 dB(A)	250 mm	7.0 kg	42–84 m²
D315	220-240V 50/60Hz	320 / 230 W	2300 / 1800 m³/h	1354 / 1059 CFM	700 / 500 Pa	66 / 61 dB(A)	315 mm	9.7 kg	60–120 m²

Catalog Note: Paired AMX figures represent catalog high-speed and low-speed settings. Free-air airflow (0 Pa) and shutoff static pressure (0 m³/h) are opposite curve endpoints and not simultaneous operating points. Select the model from the applicable performance curve at the required airflow and external static pressure. Applicable-area figures are manufacturer guidance only.

AMX D Series Dimensions (mm)

Model	L (mm)	A (mm)	B (mm)	C (mm)	D (mm)	E (mm)	F (mm)	H (mm)	I (mm)
D100	300	100	100	214	62	60	7x5	182	95
D150	293	150	120	237	72	70	7x5	211	110
D200	304	200	140	258	78	85	8x6	235	124
D250	383	250	180	298	119	92	11x8	291	152
D315	413	315	220	364	127	140	11x8	359	189

VENTS Brand Range

VENTS TT PRO Series Dual-Speed AC Mixed-Flow Models

VENTS TT PRO series fans combine high airflow volume with elevated static pressure inside low-flammability polypropylene casings.

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Model Name	Duct Spigot	Power (Low / High)	Airflow (Low / High)	CFM (Low / High)	Sound @ 3 m (Low / High)	Max Air Temp	Protection
TT PRO 100	100 mm (4")	23 / 25 W	180 / 245 m³/h	106 / 144 CFM	27 / 32 dB(A)	60°C	IPX4
TT PRO 125	125 mm (5")	25 / 29 W	240 / 350 m³/h	141 / 206 CFM	29 / 34 dB(A)	60°C	IPX4
TT PRO 150	150 mm (6")	42 / 50 W	415 / 565 m³/h	244 / 333 CFM	32 / 44 dB(A)	60°C	IPX4
TT PRO 160	160 mm (6.3")	42 / 50 W	415 / 565 m³/h	244 / 333 CFM	32 / 44 dB(A)	60°C	IPX4
TT PRO 200	200 mm (8")	76 / 108 W	830 / 1,040 m³/h	488 / 612 CFM	39 / 45 dB(A)	60°C	IPX4
TT PRO 250	250 mm (10")	125 / 177 W	1,110 / 1,400 m³/h	653 / 824 CFM	44 / 51 dB(A)	60°C	IPX4
TT PRO 315	315 mm (12.4")	230 / 320 W	1,570 / 2,050 m³/h	924 / 1,206 CFM	41 / 52 dB(A)	60°C	IPX4

Catalog Note: VENTS TT PRO figures follow the current manufacturer catalog. Paired values are speed 1 (low) and speed 2 (high). Maximum airflow is a free-air endpoint, not a duty point at pressure. Confirm the required airflow and system resistance on the manufacturer performance curve, and verify the exact 230 V / 50–60 Hz variant during quotation.

VENTS EC Range

VENTS TT PRO EC Series Electronically Commutated Models

VENTS TT PRO EC fans incorporate premium brushless EC motors with integrated 0–10V stepless speed control for high-efficiency demand-controlled ventilation.

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Model Name	Duct Spigot	Rated Power	Max Airflow	Max Airflow CFM	Sound Level @ 3m	Control Signal	Weight	Catalog Supply / Protection
TT PRO 100 EC	100 mm (4")	30 W	300 m³/h	177 CFM	47 dB(A)	0–10 V stepless	1.75 kg	230 V · 50/60 Hz · IPX4
TT PRO 125 EC	125 mm (5")	40 W	450 m³/h	265 CFM	49 dB(A)	0–10 V stepless	2.15 kg	230 V · 50/60 Hz · IPX4
TT PRO 150 EC	150 mm (6")	55 W	600 m³/h	353 CFM	46 dB(A)	0–10 V stepless	2.95 kg	230 V · 50/60 Hz · IPX4
TT PRO 160 EC	160 mm (6.3")	55 W	600 m³/h	353 CFM	46 dB(A)	0–10 V stepless	3.25 kg	230 V · 50/60 Hz · IPX4
TT PRO 200 EC	200 mm (8")	123 W	1,040 m³/h	612 CFM	49 dB(A)	0–10 V stepless	3.95 kg	230 V · 50/60 Hz · IPX4
TT PRO 250 EC	250 mm (10")	169 W	1,285 m³/h	756 CFM	53 dB(A)	0–10 V stepless	7.80 kg	230 V · 50/60 Hz · IPX4
TT PRO 315 EC	315 mm (12.4")	284 W	1,970 m³/h	1,160 CFM	55 dB(A)	0–10 V stepless	11.95 kg	230 V · 50/60 Hz · IPX4

Catalog Note: VENTS TT PRO EC technical tables are published at 230 V / 50 Hz, while the manufacturer states that maximum speed is independent of mains frequency and supports 50/60 Hz networks. Maximum airflow is the 10 V free-air endpoint; use the curve for the operating point and confirm the exact ordered variant.

VENTS Centrifugal Range

VENTS VK Series Plastic Centrifugal Inline Fan Models

VENTS VK series centrifugal inline fans use polypropylene casings and backward-curved impellers for more resistive circular duct systems. Confirm the duty point and 60 Hz compatibility before Saudi project specification.

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Model Name	Duct Spigot	Rated Power	Max Airflow	Max Airflow CFM	Sound Level @ 3m	Impeller Type	Protection
VK 100	100 mm (4")	80 W	250 m³/h	147 CFM	40 dB(A)	Backward centrifugal	IPX4
VK 125	125 mm (5")	79 W	355 m³/h	209 CFM	40 dB(A)	Backward centrifugal	IPX4
VK 150	150 / 160 mm	80 W	460 m³/h	271 CFM	42 dB(A)	Backward centrifugal	IPX4
VK 200	200 mm (8")	107 W	780 m³/h	459 CFM	46 dB(A)	Backward centrifugal	IPX4
VK 250	250 mm (10")	173 W	1,080 m³/h	636 CFM	49 dB(A)	Backward centrifugal	IPX4
VK 315	315 mm (12.4")	200 W	1,340 m³/h	789 CFM	48 dB(A)	Backward centrifugal	IPX4

Catalog Note: VENTS VK values follow the manufacturer series catalog at 230 V / 50 Hz. Maximum airflow is a free-air rating. Use the model performance curve for pressure selection, confirm the required control variant, and obtain written 60 Hz compatibility for Saudi projects before ordering.

Features

Key Features for Plastic Inline Duct Ventilation

Engineered polymer construction provides lightweight corrosion resistance, smooth airflow passage, and straightforward maintenance across circular duct systems.

Lightweight corrosion-resistant polymer housings in ABS or polypropylene, depending on series

Mixed-flow and centrifugal impeller options engineered for acoustic comfort and pressure balance

Quick-release snap-joint clamps allowing central motor maintenance without dismantling ductwork

Standard circular spigot diameters (100, 125, 150, 160, 200, 250, 315 mm) for direct duct connection

Dual-speed AC motor options and high-efficiency stepless 0–10V EC motor choices

Integrated mounting foot/brackets for ceiling, wall, or horizontal floor mounting

IPX4 protection on the referenced VENTS ranges; verify the exact AMX and VENTS model data before ordering

Series installation may be considered only after checking the combined duty point and manufacturer guidance

Specifications

Category Technical Specifications

Final selection depends on operating airflow, calculated system static pressure, duct diameter, voltage/frequency, acoustic target, and project conditions.

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Specification	Available Options / Details
Product Category	Inline Fan
Product Type	Plastic Inline Duct Fan
Brand / Series References	AMX D; VENTS TT PRO, TT PRO EC, and VK — final supply confirmed at quotation
Fan Mechanisms	Mixed-flow (AC & EC) and backward-curved centrifugal inline
Duct Diameters	100 mm (4"), 125 mm (5"), 150 mm (6"), 160 mm (6.3"), 200 mm (8"), 250 mm (10"), 315 mm (12.4")
Housing Materials	ABS plastic (AMX D) and polypropylene (referenced VENTS ranges)
Electrical Supply	Series-specific: AMX, VENTS TT PRO, and TT PRO EC references support 50/60 Hz; the VENTS VK catalog table is 230 V / 50 Hz and requires confirmation for Saudi 60 Hz projects
Airflow Range	150 to 2,300 m³/h (approx. 88 to 1,354 CFM)
Static Pressure Selection	Use the manufacturer performance curve at the required airflow; do not use a shutoff-pressure endpoint as the operating duty
Sound Level Range	25 to 66 dB(A) depending on model, speed, and measurement distance
Motor / Ingress Protection	Varies by series and model; referenced VENTS ranges are IPX4 — confirm the selected AMX or VENTS model
Control Options	2-speed switch, external electronic speed controller, 0–10V BMS, run-on timer, humidity sensor
Applications	Offices, meeting rooms, hotels, residential washrooms, public spaces, and light commercial comfort exhaust
Application Exclusions	Not certified for Type I commercial kitchen grease hoods or emergency smoke extraction
Documentation	Manufacturer PDF catalogs, technical submittals, and compliance documents on request

Applications

Plastic Inline Duct Fan Applications

Use AMX and VENTS plastic inline duct fans for light-duty circular duct supply and exhaust ventilation where quiet operation and corrosion resistance matter.

Offices & workspaces

Removes: Stale indoor air, carbon dioxide buildup, and occupant heat

Meeting rooms

Removes: High-density occupancy stale air with low room breakout noise

Hotels & hospitality

Removes: Guestroom, corridor, and bathroom stale moisture air

Residential washrooms

Removes: Shower humidity, steam, and odor through circular false-ceiling ducts

Public & institutional spaces

Removes: Air stagnation and comfort ventilation load across occupied zones

Retail shops & clinics

Removes: Light commercial exhaust, storage area air, and comfort transfer

Duct booster applications

Removes: Airflow assistance in longer circular duct runs matching system curve

MEP fit-out projects

Removes: Selected by operating airflow (m³/h), static pressure (Pa), and noise targets

Application boundary: Plastic comfort ventilation fans are strictly excluded from commercial kitchen grease hoods and certified emergency smoke extraction. For kitchen grease, select a metal Centrifugal Box Inline Fan or Upblast Roof Fan. For emergency smoke control, select a certified VDO Axial Smoke Extraction Fan.

Selection support

What to Send for Correct Selection

Share your project parameters and the engineering sales team will confirm brand availability, model sizing, operating curves, acoustic targets, and quotation.

Preferred brand (AMX / VENTS) or open to equivalent compliant model

Specific series preference: Mixed-Flow AC, Mixed-Flow EC (0–10V), or Centrifugal

Supply-air or exhaust-air application duty

Airstream description (clean office air, bathroom moisture, light commercial)

Required operating airflow in m³/h or CFM

Calculated external static pressure in Pa or in. wg

Circular duct diameter (100, 125, 150, 160, 200, 250, 315 mm) and duct route layout

Electrical supply: voltage (220–240V), single-phase, 60 Hz

Acoustic noise criteria and measurement distance requirement

Operating duty: intermittent with timer/sensor vs. continuous 24/7

Control requirements: 2-speed manual switch, electronic AC regulator, 0–10V BMS, timer, or humidity sensor

Quantity, project city / location in Saudi Arabia

Drawings, submittal documentation, and consultant approval requirements

Accessories

Inline Duct Fan Accessory Options

Accessories should be configured according to duct connection, speed control method, vibration isolation, and project submittal requirements.

Flexible Duct Connectors & Stainless Clamps

Compatible 2-Speed Selection Switches

Electronic AC Triac / Transformer Speed Controllers

0–10V Potentiometers & BMS Interface Modules (for EC fans)

In-Duct Backdraft Spring & Gravity Dampers

Ceiling Diffusers, Grilles & Inline Filter Boxes

* Control notice: Always confirm electrical compatibility with the exact brand, model, motor type (AC vs. EC), running current, and control method before ordering.

Downloads

Documents and Procurement Files

Manufacturer catalogs, technical submittals, and compliance documents can be shared for contractor, consultant, and procurement review.

AMX D Series CatalogDownload PDF

VENTS TT PRO Manufacturer RangeOpen Official Page

VENTS TT PRO EC Manufacturer RangeOpen Official Page

VENTS VK Manufacturer RangeOpen Official Page

Technical Submittal PackageRequest Submittal

Related Ventilation Products

Explore other inline duct fan types and circular duct ventilation options for project comparison.

Steel Circular Inline Duct Fan

VMD-A Axial Inline Fan

Centrifugal Box Inline Fan

Saudi Fan R/RS Inline Centrifugal Tube Fan

FAQ

Plastic Inline Duct Fan Questions

Answers for contractors, MEP engineers, fit-out teams, procurement teams, and facility buyers reviewing AMX and VENTS plastic inline duct fan options.

A plastic inline duct fan is a compact circular duct ventilator housed in an engineered polymer casing (such as ABS or polypropylene). It is installed directly within circular duct runs to supply or exhaust air in comfort ventilation systems for offices, hotels, residences, and light commercial spaces.

Quotation Request

Request Plastic Inline Duct Fan Quotation

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