Domus Ventilation DX Series Installation And Maintenance Manual

V E N T I L A T I O N
DX Flat Roof Fan Kit 50Hz/60Hz
Ducted to Ceiling & Direct Ventilation) for flat roofs
Installation and Maintenance

1.0 Safety Information

IMPORTANT: Installation or replacement of units or spare parts must be carried out by a qualified or Domus
1.0 Safety Information
1.0 Safety Information
approved service engineer/ electrician and in accordance with IEE or local national wiring regulations.
IMPORTANT: Installation or replacement of units or spare parts must be carried out by a qualified or Domus
IMPORTANT: Installation or replacement of units or spare parts must be carried out by a qualified or Domus

2.0 Introduction

approved service engineer/ electrician and in accordance with IEE or local national wiring regulations.
approved service engineer/ electrician and in accordance with IEE or local national wiring regulations.
The Domus DX Roof Fan Kit is available in 6, 9 and 12 inch impeller sizes
2.0 Introduction
2.0 Introduction
suitable for supply or extract and can form the heart of an automatic
ventilation system.
The Domus DX Roof Fan Kit is available in 6, 9 and 12 inch impeller sizes
The Domus flat roof Fan Kit is available in 6, 9 and 12 inch impeller sizes
Ensure adequate air replacement for the fan and any fuel burning
suitable for supply or extract and can form the heart of an automatic
suitable for supply or extract and can form the heart of an automatic
appliance in the room.
ventilation system.
ventilation system.
Ensure adequate air replacement for the fan and any fuel burning
Ensure adequate air replacement for the fan and any fuel burning
Two types of roof fan kits are available, one for a flat roof and the other
appliance in the room.
appliance in the room.
to cover a pitched roof installation.
Two types of roof fan kits are available, one for a flat roof and the other
The applications are ideally suitable for direct ventilation of a top storey
Two types of roof fan kits are available, one for a flat roof and the other
to cover a pitched roof installation.
area.
to cover a pitched roof installation.
The applications are ideally suitable for direct ventilation of a top storey
The applications are ideally suitable for direct ventilation of a top storey
The fan is IP24 splash proof approved with the motor rated at IP44.
area.
area.
Roof Terminal components are made in soft grey colours from ultra
The fan is IP24 splash proof approved with the motor rated at IP44.
violet stable Styrosun so they will blend with most decors and will not
The fan is IP24 splash proof approved with the motor rated at IP44.
Roof Terminal components are made in soft grey colours from ultra
fade in sunlight.
Roof Terminal components are made in soft grey colours from ultra
violet stable Styrosun so they will blend with most decors and will not
violet stable Styrosun so they will blend with most decors and will not
fade in sunlight.
fade in sunlight.
Figure 1. Typical installation on flat roof upstand, direct ventilation.
Figure 1. Typical installation on flat roof upstand, direct ventilation.
Figure 1. Typical installation on flat roof upstand, direct ventilation.
Figure 2. Typical installation on pitched roof, direct ventilation.

2.1 Sensors

2.1 Sensors
Operated via a separately wired fused spur (by others) or operated
Operated via a separately wired fused spur (by others) or operated
via the optional DX-CON remote controller allowing supply or extract,
via the optional DX-CON remote controller allowing supply or extract,
variable speed and automatic or manual switching of several fans if
variable speed and automatic or manual switching of several fans if
desired (see wiring details).
desired (see wiring details).

2.2 Switching

2.2 Switching
Sensors are available as remote units or integral 'plug in' units. They
Sensors are available as remote units or integral 'plug in' units. They
are able to control multiple fans, depending on sensor and fan types.
are able to control multiple fans, depending on sensor and fan types.
Integral sensors are quick and easy to install and are aesthetically
Integral sensors are quick and easy to install and are aesthetically
pleasing, whilst remote sensors give the benefit of location close to the
pleasing, whilst remote sensors give the benefit of location close to the
pollutant source.
pollutant source.
Remote Sensors should be positioned at least 1.5m above the floor and
Remote Sensors should be positioned at least 1.5m above the floor and
away from direct sources of heat such as radiators etc.
away from direct sources of heat such as radiators etc.
Options include: Humidity, Air Quality, Passive Infra Red, Temperature
2.1 Sensors
Remote options include DX-CON and DX-RH (Relative Humidity).
and Timer versions.
Operated via a separately wired fused spur (by others) or operated
Further information is available in the relevant section .
Integral options include DX-PIR, DX-T (run-on timer) and DX-H (humidity).
via the optional DX-CON remote controller allowing supply or extract,
Further information is available in the relevant section .
variable speed and automatic or manual switching of several fans if
desired (see wiring details).
LAB1347R May 2018
2.2 Switching
Sensors are available as remote units or integral 'plug in' units. They
are able to control multiple fans, depending on sensor and fan types.
Roof Installation Accessories
Roof Installation Accessories
Integral sensors are quick and easy to install and are aesthetically A range of roof installation accessories is available. Further information
A range of roof installation accessories is available. Further information
pleasing, whilst remote sensors give the benefit of location close to the on page 8.
on page 8.
pollutant source.
Remote Sensors should be positioned at least 1.5m above the floor and

2.1.1 Coding For Flat Roof Fan Kits

2.1.1 Coding For Flat Roof Fan Kits
away from direct sources of heat such as radiators etc.
Description
Description
Options include: Humidity, Air Quality, Passive Infra Red, Temperature
6" Flat Roof Fan Kit Complete
6" Flat Roof Fan Kit Complete
and Timer versions.
9" Flat Roof Fan Kit Complete
Further information is available in the relevant section .
9" Flat Roof Fan Kit Complete
12" Flat Roof Fan Kit Complete
Roof Installation Accessories
12" Flat Roof Fan Kit Complete
A range of roof installation accessories is available. Further information
on page 8.
Roof Fan Kits are supplied as a complete package with all
Roof Fan Kits are supplied as a complete package with all
2. 1 . 1 Coding For Flat Roof Fan Kits
installation parts included.
installation parts included.
Description
6" Flat Roof Fan Kit Complete
9" Flat Roof Fan Kit Complete
12" Flat Roof Fan Kit Complete
2.2. 1 Coding For Pitched Roof Fan Kits
Description
6" Pitched Roof Fan Kit Complete
9" Pitched Roof Fan Kit Complete
12" Pitched Roof Fan Kit Complete
Roof Fan Kits are supplied as a complete package with all
installation parts included.

3.0 Dimensions

Figure 3. Typical installation on pitched roof, direct ventilation.
O/A height
above roof D
Depth of roof
construction C
Depth of
Fan B
Code
Code (50 Hz)
DX6FR
DX6FR
DX9FR
DX9FR
DX12FR
DX12FR
Code (50 Hz)
DX6FR
DX9FR
DX12FR
Code (50 Hz)
DX6PR
DX9PR
DX12PR
A
A
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