£1,858.80 inc. VAT
Whole house ventilation unit with heat recovery.
For wall or loft installation in homes and offices.
EC motor for high efficiency low energy usage.
Recovers up to 92% of heat from extracted, polluted air.
Up to 124 litre/sec at 50Pa - max 130 litre/sec capacity.
Specific Fan Power from 0.40 w/l/sec.
Continuous running - choice of trickle and boost speeds.
low noise levels and running costs.
complies with Building Regulations Parts L1 2010 and F 2010
manufactured in UK to ISO 9001.
SAP Q Eligible.
With or without summer bypass.
With electronic control "Plus".
Up to 124 litre/sec at 50Pa - max 130 litre/sec capacity for areas up to 230m2.
up to 92% of heat recovered.
easy to install and maintain.
for fitting vertically into lofts, or cupboards wall fixing bracket supplied.
variable low (trickle) and boost options.
boost speed triggered by a switched live connection from:
a light switch (if more than one light switch is used, each one must be a double pole switch)
DRH240 (dynamic remote humidistat)
PIRFF (passive infra red)
a remote switch/pull cord
low noise levels
low running costs
extra security - no need to open windows
. The unit is to give low level, continuous ventilation to a kitchen and up to eight other wet rooms and should be for cupboard, loft or false ceiling installation recovering up to 92% of heat from extracted air separating the airflows using a counter flow heat exchanger. The unit should incorporate a low energy EC brushless motor for low noise levels and low energy consumption with an SFP down to 0.40 w/l/s. It should have as standard: independent variable speed adjustment for boost and trickle; boost setting with integral overrun timer; optional delay-on timer and integral frost-stat.
It should also have the facility for: change of ductwork handing; purge boost; BMS connections; integral proportional dynamic humidistat; and an automatic summer bypass. The unit should comply with Part L1 2010 and Part F 2010 of
Building Regulations, be EU RoHS Directive Compliant, conform to the requirements of EC Council directives relating to Electromagnetic Compatibility and Electrical Safety: 2006/95/CE (LVD), 2004/108/CE (EMC), EN 60335-2-80, be CE marked and SAP Q Eligible
• WHHR Maxi L - left drain
• WHHR Maxi R - right drain
• WHHR Maxi HL - humidistat, left drain
• WHHR Maxi BL - bypass, left drain
• WHHR Maxi BR - bypass, right drain
• WHHR Maxi BHL - bypass, humidistat, left drain
• WHHR Maxi BHR - bypass, humidistat, right drain
This price is for the WHHR Maxi HL - humidistat, left drain version, please ask for other prices.
Download specifications HERE.