Housing Innovation Showcase 2012 Building Performance Evaluation Phase 1 – Part 1 TABLE OF CONTENTS TABLE OF CONTENTS ....................................................................................................................................... 2 FIGURES, TABLE & GRAPH LIST......................................................................................................................... 4 ABOUT THE AUTHORS ...................................................................................................................................... 5 ACKNOWLEDGEMENTS .................................................................................................................................... 7 EXECUTIVE SUMMARY ..................................................................................................................................... 8 RECOMMENDATIONS .................................................................................................................................... 10 RECOMMENDATIONS FOR DESIGN & CONSTRUCTION ................................................................................................... 11 RECOMMENDATIONS TO KINGDOM HOUSING ASSOCIATION .......................................................................................... 12 RECOMMENDATIONS TO THE WIDER AUDIENCE ........................................................................................................... 13 EVALUATION OF RESULTS .............................................................................................................................. 15 INTRODUCTION ..................................................................................................................................................... 16 RESEARCH FOCUS .................................................................................................................................................. 16 STUDY OBJECTIVES ................................................................................................................................................. 17 REPORT STRUCTURE ............................................................................................................................................... 17 HOUSING INNOVATION SHOWCASE .............................................................................................................. 19 STRENGTHS OF THE HOUSING INNOVATION SHOWCASE................................................................................................. 19 ACHIEVEMENTS OF THE HOUSING INNOVATION SHOWCASE ........................................................................................... 20 HOUSING INNOVATION SHOWCASE EXHIBITION ........................................................................................... 22 IMPACT OF THE HOUSING INNOVATION SHOWCASE EXHIBITION ...................................................................................... 22 COMMUNITY BENEFITS ........................................................................................................................................... 24 PROCUREMENT .............................................................................................................................................. 26 FRAMEWORK CONSULTANTS/CONTRACTOR ................................................................................................................ 26 HOUSE SYSTEM PROVIDERS ..................................................................................................................................... 26 FUNDING ............................................................................................................................................................. 26 VALUE FOR MONEY: TIME, COST AND HOUSING QUALITY ............................................................................................. 27 CONCLUSIONS ....................................................................................................................................................... 35 GUIDANCE OFFERED TO THE RESIDENTS AT HANDOVER STAGE ..................................................................... 38 WHAT IS KINGDOM’S STANDARD HANDOVER PROCEDURE? ........................................................................................... 38 HOW WELL WAS KINGDOM’S HANDOVER PROCEDURE IMPLEMENTED? ............................................................................ 40 CONCLUSIONS AND RECOMMENDATIONS ................................................................................................................... 41 CASE STUDIES: SUMMARY OF RESULTS .......................................................................................................... 42 VOLUMETRIC SPACE FRAME SYSTEM ................................................................................................................ 43 .......................................................................................................................................................................... 43 USER SATISFACTION - VOLUMETRIC SPACE FRAME SYSTEM BY POWERWALL ..................................................................... 48 SCOTFRAME VAL-U-THERM SYSTEM................................................................................................................. 50 USER SATISFACTION - VAL-U-THERM SYSTEM, SCOTFRAME BY CAMPION HOMES ......................................................... 55 SIGMA II BUILD SYSTEM .................................................................................................................................... 57 USER SATISFACTION - SIGMA II BUILD SYSTEM BY STEWART MILNE HOMES ................................................................ 62 INSULATED CLAY BLOCK .................................................................................................................................... 65 USER SATISFACTION - INSULATED CLAY BLOCK POROTHERM BY CAMPION HOMES LTD ....................................................... 70 STRUCTURAL INSULATED PANELS ..................................................................................................................... 72 USER SATISFACTION - CUBE RE:TREAT SIP’S BY JOHN HEANEY JOINERS LTD ...................................................................... 77 SCOTFRAME VAL-U-THERM & OPEN PANEL SYSTEM ........................................................................................ 80 USER SATISFACTION - CONTROL HOUSE BY SCOTFRAME VAL-U-THERM & CAMPION HOMES LTD ......................................... 85 2 USER SATISFACTION - PASSIVHAUS BY SCOTFRAME VAL-U-THERM & CAMPION HOMES LTD AND THE SCOTTISH PASSIVE HOUSE CENTRE ............................................................................................................................................................... 86 K2 CLOSED PANEL TIMBER FRAME & E.CORE BATHROOM PODS ...................................................................... 89 USER SATISFACTION - FUTURE AFFORDABLE K2 TIMBER CLOSED PANEL BY SPRINGFIELD PROPERTIES PLC. ............................ 100 ENERGYFLO BREATHING WALL ....................................................................................................................... 102 USER SATISFACTION - ENERGYFLO BREATHING WALL BY LOMOND HOMES ..................................................................... 107 TIMBER CLOSE PANEL IQ SYSTEM.................................................................................................................... 109 USER SATISFACTION - TIMBER CLOSED PANEL IQ SYSTEM BY CCG BUILDING FUTURES LTD ................................................ 114 INSULATED CONCRETE FORMWORK ............................................................................................................... 116 USER SATISFACTION – INSULATED CONCRETE FORMWORK (ICF) BY BOBIN DEVELOPMENTS & BECO WALLFORM .................. 121 TECHNICAL SUMMARY ................................................................................................................................. 124 FABRIC PERFORMANCE ......................................................................................................................................... 124 AIR TIGHTNESS .................................................................................................................................................... 125 INFRARED THERMOGRAPHY ................................................................................................................................... 125 HEATING & HOT WATER SERVICES ......................................................................................................................... 125 EARLY OCCUPATION ENERGY CONSUMPTION ............................................................................................................. 126 ACOUSTIC PERFORMANCE – PRE OCCUPATION .......................................................................................................... 127 APPENDICES................................................................................................................................................. 128 SITE PLAN – PHASE 1 - HOUSING INNOVATION SHOWCASE .......................................................................................... 128 HIS MASTER PROGRAMME ................................................................................................................................... 129 FINAL ACCOUNT COST PER SYSTEM TYPE .................................................................................................................