This presentation is a brief introduction to the history of Passivhaus, its principles and two case studies I lead the design of: Case Studies: - The Old Water tower - The Deerings

1. PASSIVHAUS TALK
Passivhaus Certification on Residential Projects
Francisco Cerezuela

2. Francisco Cerezuela
Chartered Architectural Technologist | Certified Passivhaus Designer
• Project Leader @ Beattie Passive Offsite Ltd. 2017 - Present
• Project Leader @ Gresford Architect Ltd. 2014 - 2017
• Project Coordinator @ Trunk Low Energy Building Ltd. 2012 – 2014
• Technical Architect @ IAD, Surco, ARQMP & E-Sureda 2008 - 2012
LinkedIn: @FranciscoCerezulea
Twitter: @Cerezuela_BIM
Email: franciscocerezuela@beattiepassive.com

3. PASSIVHAUS TALK
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD
Passivhaus Explained The Old Water Tower The Deerings
Twitter: M McCrae & M Grant @ paperigloovoice Gresford Architects Ltd Gresford Architects Ltd
26 years on… Completed Nov 2015 Completed May 2017

4. Passivhaus History in 60’!
Origin First Building Completed Passive House Institute (PHI)
www.passiv.de blog.passivehouse-international.org www.passiv.de
1988 – Sweden & Germany
Professor Bo Adamson & Wolfgang Feist
1991 – Germany
26 years on…
1996 – Founded in Darmstadt, Germany
2017 – Certified projects in + 50 Countries
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

5. Passivhaus Principles
blog.passivehouse-international.org
www.passiv.de
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

6. Project Specific
Location Orientation Form Factor
www.passiv.de
Climate Data & Altitude Solar Gains & Shading HLFF = HLA / TFA
Gresford Architects Ltd.
www.passiv.de
www.passivehouseplus.ie
www.designph.org
Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

7. Passivhaus Building Certification. Why bother?
Certification Types Certification Process
passivehouse-international.org MEAD: Energy & Architectural Design Ltd
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

8. Passivhaus Building Certification. Why bother?
Evaluation Criteria Documentation Required
Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

9. PHPP what?
Passive House Planning Package designPH
Gresford Architects Ltd. www.designph.org
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

10. But…Passivhaus is only for Residential, right?
Hotels Hospitals Schools
www.passiv.de blog.passivehouse-international.org www.passiv.de
Explorer Hotel Oberstdorf,
b4bschwaben, Austria
University of Leicester Centre for Medicine
by Associated Architects, UK
St Luke's CE Primary School
by Architype, UK
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

11. But…Passivhaus is only for Residential, right?
Retailers Community Centres Swimming Pools
www.passiv.de blog.passivehouse-international.org
Ischgl_Passivhaus Supermarkt
by ventira architekte, Austria
Blakenhall Community and Healthy Living Centre
by Architype, UK
EXETER - St Sidwells Point
by Gale'Snowden Architects, Exeter UK
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

12. Policy Makers must be on!
Brussels New York Vancouver
www.passiv.de blog.passivehouse-international.org
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

13. Questions & Answers
Passivhaus Explained
Twitter: M McCrae & M Grant @ paperigloovoice Gresford Architects Ltd
26 years on…
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

14. The Old Water Tower
Completed Nov 2015
Gresford Architects Ltd
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

15. Reception of Project
Gresford Architects Ltd.
Ground Floor Plan First Floor Plan
Gresford Architects Ltd.
Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

16. Reception of Project
West Elevation South Elevation
Gresford Architects Ltd.Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

17. Concept Design
Location
Climate Data & Altitude
Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

18. Concept Design
Orientation
Solar Gains & Shading
Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

19. Concept Design
Form Factor
HLFF = HLA / TFA
Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

20. Technical Design - Coordination
Improving Opaque Element’s U-value
Slab-Wall Detail
Slab U-value: 0.092 W/(m2.K)
Wall-Roof Detail
Wall U-value: 0.085 W/(m2.K)
Ridge Detail
Roof U-value: 0.070 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

21. Technical Design - Coordination
Fenestration Design and Window Specification
Previous Scheme – West Elevation Proposed Scheme – West Elevation
Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

22. Technical Design - Coordination
Fenestration Design and Window Specification
Previous Scheme – South Elevation Proposed Scheme – South Elevation
Proposed Window Section
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Previous Window Section
Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

23. Technical Design - Coordination
Ventilation Strategy
® Green Building Store
Ground Floor Reflective Ceiling Plan Cross Section through Utility Room 3D Layout
® Green Building Store ® Green Building Store
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

24. Passivhaus Design Stage Approval
Certification Process
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD
MEAD: Energy & Architectural Design Ltd

25. On-Site Construction
Building Process Documented
Slab Foundation
Slab U-value: 0.092 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

26. On-Site Construction
Building Process Documented
External Wall
Wall U-value: 0.085 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

27. On-Site Construction
Building Process Documented
Roof
Roof U-value: 0.070 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

28. On-Site Construction
Building Process Documented
Windows
U-value: 1.00 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

29. On-Site Construction
Building Process Documented
Airtightness
Pressurization test result n50: 0.59 ACH
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

30. On-Site Construction
Building Process Documented
MVHR & Ventilation System
Commissioned
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

31. Achieving Passivhaus Certification
Documentation Required
- PHPP signed*
- Construction drawings
- Technical specs
- Blower door test certificate
- MVHR commissioning
- Photographic evidences of
construction
- Declaration of Construction
Manager
Gresford Architects Ltd.
Certificate
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

32. Questions & Answers
Twitter: M McCrae & M Grant @ paperigloovoice Gresford Architects Ltd
The Old Water Tower
Completed Nov 2015
Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

33. The Deerings
Completed May 2017
Gresford Architects Ltd
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

34. Reception of Project
NTA Architects Ltd.
Ground Floor Plan First Floor Plan
NTA Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

35. Reception of Project
Longitudinal Section
NTA Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

36. Reception of Project
NTA Architects Ltd.
Perspective South Elevation North Elevation
NTA Architects Ltd. NTA Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

37. Concept Design
Location
Climate Data & Altitude
Googlemaps Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

38. Concept Design
Orientation
Solar Gains & Shading
Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

39. Concept Design
Form Factor
HLFF = HLA / TFA
Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

40. Technical Design - Coordination
General Arrangement Drawings
Ground Floor Plan First Floor Plan
Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

41. Technical Design - Coordination
General Arrangement Drawings
Section CC
Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

42. Technical Design - Coordination
General Arrangement Drawings
Section DD
Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

43. Technical Design - Coordination
Improving Opaque Element’s U-value
Slab-Wall Detail
Slab U-value: 0.092 W/(m2.K)
Wall-Roof Detail
Wall U-value: 0.106 W/(m2.K)
Flat Roof – Rooflight Detail
Roof U-value: 0.096 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

44. Technical Design - Coordination
Fenestration Design and Window Specification
Previous Scheme – South Elevation Proposed Scheme – South Elevation
NTA Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

45. Technical Design - Coordination
Ventilation Strategy
® Williams Energy
First Floor Reflective Ceiling Plan 3D Layout
® Williams Energy
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

46. Passivhaus Design Stage Approval
Certification Process
MEAD: Energy & Architectural Design Ltd
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

47. On-Site Construction
Building Process Documented
Slab Foundation
Slab U-value: 0.092 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Day 1 Day 5 Day 7
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

48. On-Site Construction
Building Process Documented
External Wall
Wall U-value: 0.085 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

49. On-Site Construction
Building Process Documented
Roof
Roof U-value: 0.070 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd.Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

50. On-Site Construction
Building Process Documented
Windows & External Blinds
Window U-value: 1.00 W/(m2.K)
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

51. On-Site Construction
Building Process Documented
Airtightness
Pressurization test result n50: 0.59 ACH
Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

52. On-Site Construction
Building Process Documented
MVHR & Ventilation System
Commissioned
Gresford Architects Ltd. Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

53. On-Site Construction
Building Process Documented
Heating System
Commissioned
Gresford Architects Ltd. Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

54. Achieving Passivhaus Certification
Documentation Required
- PHPP signed*
- Construction drawings
- Technical specs
- Blower door test certificate
- MVHR commissioning
- Photographic evidences of
construction
- Declaration of Construction
Manager
Gresford Architects Ltd.
Certificate
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

55. Questions & Answers
Twitter: M McCrae & M Grant @ paperigloovoice Gresford Architects Ltd
The Deerings
Completed May 2017
Gresford Architects Ltd.
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

56. So why Passivhaus is the gold standard of energy efficient design?
Closing the Performance Gap: Predicted vs. Measure
Passivhaus Certification on Residential Projects Francisco Cerezuela MSc MCIAT CPHD

57. Passivhaus: It’s a wrap!
Francisco Cerezuela MSc MCIAT CPHD
Comfort, Energy Efficiency and Quality Assurance