Intelligent ventilation for better air.
A complete range of ventilation products and solutions for homes and businesses — from small axial fans and auto-shutter models to mixed-flow and duct-mounted centrifugal systems.
A PROUD MEMBER OF ELTA GROUP
Across all of our people, in all of our businesses, on all continents on which we operate, Elta Group has one purpose: To enhance life through air.
We are a proudly independent, family-owned group, built on strong foundations established long ago. Our foundations were built on an entrepreneurial spirit and a clear vision of meeting market needs and improving air quality.
Choose your ventilation system.
Select a product below to view the catalogue-backed specifications, duct-size information and warranty details.
QB Small Axial Fan
Quick-to-install small axial fan for wall or ceiling.
QA Auto Shutter
Two sizes to suit 100 mm and 150 mm duct.
QD Designer
Designer fan available in two duct sizes.
QS Streamline
Streamline ventilation in two listed sizes.
Rapid / Silent Response
Ducted ceiling fan range with Rapid and Silent Response options.
Quasar Mixed Flow Fan
Apex Air Science mixed-flow fan for 100 mm ducting.
QIN Intermittent Axial Fan
Slim ducted ventilation for limited-space installations.
IMF In-Line Mixed Flow Fan
Compact mixed-flow ventilation for rigid or flexible duct.
HITI In-Line Centrifugal Fan
Direct duct connection, 5 models from 100 to 315 mm.
Small Axial Fan
The supplied catalogue describes the QB Basic Series as a small axial fan that is quick to install in the wall or ceiling. It is available in two sizes to suit 100 mm and 150 mm ducting.
| Specification | QB-100 | QB-150 |
|---|---|---|
| Airflow m³/h* | 72 | 250 |
| Power (W) | 8 | 22 |
| Noise (dB) | 26 | 39 |
QA Auto Shutter
The supplied catalogue presents QA Auto Shutter as a two-size ventilation option suited to 100 mm and 150 mm ducting.
| Specification | QA-100 | QA-150 |
|---|---|---|
| Airflow m³/h* | 83 | 320 |
| Power (W) | 11 | 25 |
| Noise (dB) | 33 | 43 |
QD Designer
The supplied catalogue presents QD Designer as a two-size designer ventilation option. The table below uses the QD-100 and QD-150 model names shown in the supplied catalogue.
| Specification | QD-100 | QD-150 |
|---|---|---|
| Airflow m³/h* | 83 | 253 |
| Power (W) | 8 | 24 |
| Noise (dB) | 26 | 42 |
Source note: the live PAQOS page currently labels the QD table as “QB SERIES”, while the supplied ELTA catalogue shows the product as QD DESIGNER with QD-100 and QD-150. The catalogue terminology is used here.
QS Streamline
The supplied catalogue identifies the QS Streamline range with two sizes suited to 100 mm and 150 mm ducting.
| Specification | QS-100 | QS-150 |
|---|---|---|
| Airflow m³/h* | 88 | 330 |
| Power (W) | 8 | 24 |
| Noise (dB) | 26 | 42 |
Rapid Response / Silent Response
The supplied catalogue presents the Rapid Response Series as a ducted ceiling fan with Rapid Response and Silent Response configurations. It is available in two sizes to suit 100 mm and 150 mm duct.
| Specification | SRF-100 | RF-150 |
|---|---|---|
| Airflow m³/h* | 220 | 350 |
| Power (W) | 30 | 60 |
| Noise (dB) | 29 | 37 |
Quasar Mixed Flow Fan
The catalogue describes Quasar as a mixed-flow fan using Apex Air Science technology and available in a size to suit 100 mm ducting.
| Specification | N-BB-50 |
|---|---|
| Airflow m³/h* | 95 |
| Power (W) | 8 |
| Noise (dB) | 25 |
QIN Intermittent Axial Fan
The supplied catalogue describes the QIN Series as slim, simple to set up and designed for ducted ventilation solutions where space is limited. It is suitable for extracting stale air directly outside or through short-length ducting.
| Specification | QIN-100 | QIN-150 |
|---|---|---|
| Airflow m³/h* | 84 | 312 |
| Power (W) | 8 | 24 |
| Noise (dB) | 34 | 45 |
In-Line Mixed Flow Fan
The supplied catalogue describes the IMF Series as a powerful and compact in-line mixed-flow fan for excellent airflow. It is designed for rigid or flexible duct and is available in four sizes to suit 100, 150, 200 and 250 mm duct.
| Specification | IMF-100 | IMF-150 | IMF-200 | IMF-250 |
|---|---|---|---|---|
| Airflow m³/h* | 235 | 586 | 927 | 1400 |
| Power (W) | 27 | 67 | 120 | 165 |
| Noise (dB) | 41 | 43 | 52 | 58 |
HITI Duct Mounted In-Line Centrifugal Fan
The supplied catalogue describes HITI as a powerful in-line fan for direct duct connection. It uses an all-metal galvanised body and backward-curved impellers, and is available in five models to suit 100 to 315 mm duct sizes.
| Specification | HITI-100E | HITI-150E | HITI-200E | HITI-250E | HITI-315E |
|---|---|---|---|---|---|
| Airflow m³/h | 260 | 550 | 900 | 1000 | 1600 |
| Power (W) | 66 | 91 | 156 | 175 | 202 |
| Noise (dB) | 58 | 60 | 63 | 63 | 68 |
Source note: the catalogue and current live page differ on the HITI warranty duration. The catalogue is used as the primary product-data source for this new page, while the live-page wording is noted here.
Engineered around efficient airflow.
Across the supplied catalogue, PAQOS/ELTA ventilation products are presented around practical installation, multiple duct sizes, airflow selection, compact form factors and different ventilation configurations.
Model ranges cover different airflow requirements.
Product ranges include several duct diameter options.
Small axial, mixed-flow and centrifugal configurations.
HITI is described for direct duct connection.
PAQOS positions the range for both residential and business spaces.
Warranty durations vary by series and are shown in the catalogue.
Built around your space.
Choose the ventilation configuration according to room type, required airflow, available duct space and the installation method.
Compact axial and designer options for everyday residential ventilation.
Ventilation options for occupied workspaces and internal areas.
Higher-capacity configurations for larger spaces.
Mixed-flow and centrifugal options for rigid or flexible duct.
A wider range of airflow choices.
PAQOS combines a broad ventilation range with water and air solutions across its product portfolio. The current website also lists PAQOS's contact, service and product navigation around the ventilation range.
QB, QA, QD, QS, Apex Air Science, QIN, IMF and HITI.
From compact 100 mm options to 315 mm HITI models.
Airflow, power and noise are shown for the listed models.
Wall, ceiling, ducted and direct-connection configurations.
The live PAQOS page positions ventilation for both.
Ventilation appears alongside the wider PAQOS water and air portfolio.
Ventilation FAQs.
Common questions about the ventilation systems listed in the PAQOS page and supplied ELTA catalogue.
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Indoor Fresh Air System (ERV)
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Ventilation System
Fans and ventilation systems for homes and businesses.
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