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Standard Assessment Procedure 2005 – Appendix Q MVHR Installation Guide 

 

Installation Guide and Checklist 

 

Mechanical Ventilation with Heat Recovery 

 

 

(Version – 11 February 2011) 

 

The Electric Heating and Ventilation Association have developed this guidance and 

checklist document in partnership with the Residential Ventilation Association  

(a HEVAC association), BRE and EST. 

 

NOTE: This guide and checklist has been superseded for dwellings assessed under 

‘The Building Regulations 2010’, specifically SAP 2009 and Approved Documents L and 

F.  Completion of this document is therefore only required for dwellings assessed by 

SAP 2005. 

 

Customer Details 

Customer Name: 

 
 

Address: 

 
 

Telephone Number: 

 
 

Date of Installation: 

 
 

Name of Lead Contractor: 
 
 
Design Project Number: 

 
 

 
 

It should be noted that this guidance is not intended to replace product 

manufacturer installation instructions; it is a generic addition which defines good 

practice.  Installers are advised to complete this form for each installation and 

keep a copy to provide to Building Control Officers in case requested. 

Содержание MRXBOX95B-LP1

Страница 1: ...the appropriate standards Ensure that the mains supply Voltage Frequency and Phase complies with the rating label Please note a clear working space is required around the installed unit to allow the c...

Страница 2: ...uld be adjustable valve types not supplied External grilles to have a minimum free area of 12 250 sq mm 2 3 Ducting Before commencing ducting installation reference should be made to building regulati...

Страница 3: ...the whole dwelling ventilation supply rate from Table 2 0 04 x gross internal volume of the dwelling heated space m3 Step 2 Calculate the whole dwelling extract ventilation rate by summing the individ...

Страница 4: ...n ceilings Exhaust air from kitchen bathroom to outside via air brick Part no PVC505NS Supply and extract ducts from external air bricks to the unit needs to be insulated Minimum 300mm Top of ceiling...

Страница 5: ...rey Green yellow Unit serving kitchen and bathroom Unit serving kitchen and two bathrooms Figure 8 Figure 9 For good EMC engineering practice any sensor cables or switched live cables should not be pl...

Страница 6: ...nt further adjustment 6 Once commissioned the home owner tenant should be informed that the unit should not be adjusted as it will have a detrimental effect on the indoor air quality and could result...

Страница 7: ...nge speed This is normal and will have no adverse effect on the fan The speed will return to normal once the interference has subsided 5 0 INSTALLATION REQUIREMENTS In addition to the particular requi...

Страница 8: ...ings assessed under The Building Regulations 2010 specifically SAP 2009 and Approved Documents L and F Completion of this document is therefore only required for dwellings assessed by SAP 2005 Custome...

Страница 9: ...r to overcome particular obstructions If flexible ducting has been used has it been pulled taut to minimise system resistance Has the number of duct bends been minimised to ensure adequate air flow an...

Страница 10: ...y unit been fixed to a stable element of the building fabric e g wall or floor using manufacturer recommended supplied fixing brackets Has the condensation drain been fitted and the pipe insulated Hav...

Страница 11: ...or N A Has the rating label been verified to establish suitability for the installation strategy and whether an earth is required e g voltage class I or II product status Has a local isolator been pro...

Страница 12: ...tion grilles been locked where possible to minimise unapproved occupant adjustment Figure 3 Ensure all external and internal windows and doors are closed Set fan speed using manufacturer data table Se...

Страница 13: ...e customer been advised that opening windows is not recommended during normal use in order to ensure the energy efficient operation and performance of the balanced system Has the customer been advised...

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