Zehnder Comfosystems
SAP Appendix Q Eligible
MCS Certification
The Microgeneration Certification Scheme (MCS) is an internationally recognised quality assurance scheme which demonstrates to our customers that the Heat Recovery Centre is committed to delivering the highest quality products and services every time. Many of our products are SAP Appendix Q accredited and Passivhaus certified (look for the Passivhaus logo on our site) and our installers are BPEC accredited, guaranteeing quality to our customers. All works are tested and guaranteed to NICEIC certification standards through our installation professionals.
Zehnder Comfosystems
Whole Package
Greenwood Centair range
Greenwood Acoustic range
Greenwood Fusion range
Get an instant guide price
for a heat recovery ventilation system
in your home
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Do you have a question about products, installation or prices? Need advice? Call the Heat Recovery Centre now on 0844 800 4662 or ask us using the form below.

Heat Recovery Centre is a part of the ALMi Group (UK) Ltd.
MCS, NICEIC, BPEC, Passivhaus Certifications, and SAP Appendix Q Eligibility
NICEIC Certification
Greenwood Unity range
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0844 800 4662
We hold top of class products for heat recovery and central extract ventilation systems in the UK according to SAP Appendix Q*.

The Fusion, Centair and Unity products now deliver cutting edge performances perfect for helping reduce DERs in SAP and contributing to a healthy, comfortable environment.

Buy and install a Greenwood system through the Heat Recovery Centre for the best price and best service. Call us now on 0844 800 4662 for advice and information, or ask us a question with the form below.

60 Second Estimate!
Comfosystems - systems with heat recovery for a comfortable indoor climate

Zehnder Comfosystems provides products and solutions for comfortable indoor ventilation with heat recovery for houses and apartments, for new builds and for renovation projects.

Contact the Heat Recovery Centre for advice on buying and installing a quality, Passivhaus certified Zehnder Comfosystems solution in your home. Call us now on 0844 800 4662 or ask us a question with the form below.
Whole House
Energy System
Ground Source
Heat Exchanger
Air Distribution
& Maintenance
Fresh air in your home

Welcome to the Heat Recovery Centre
"We aim to offer our customers a complete solution in heat recovery and ground source heat pumps with the best advice and service."

*Information extracted from the full SAP Appendix Q
report (www.sap-appendixq.org.uk) as at October 2009
For Life Indoors
by Zehnder
60 Second Estimate!
BPEC approved installers
approved installers
Design - Full 3D CAD ventilation system
Supply - CMEV & MVHR including Passivhaus
Installation (BPEC approved)
Commissioning - Guaranteed Installed Performance (GIP)
Guaranteed sign off! by Building Control
After Sales Service including filters and maintenance
We offer you the whole package
We can guide you through your project
  • Are you looking for official sign off to be eligible for government incentives?
  • Are you interested in an energy-efficient ventilation solution for a healthy and comfortable home?

No matter what, we will help you find the right solution at the best price. Call us at any time to discuss your project.

We also offer
Passive House suitable components