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> View this hearingWitness: John Lewis
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- NHB00001332_2020.02.28 Disclosure Witness Statement of John Alexander Lewis.pdf(687.63 KB)
- NHB00003433_2021.10.05 Second Witness Statement of John Lewis.pdf(20.76 MB)
- IDX0720_John Lewis No. 1 (NHBC).pdf(45.52 KB)
- IDX0839_John Lewis No. 2 (NHBC).pdf(66.79 KB)
- NHB00000643_Emails between NHBC & Kingspan re use of K15 in buildings over 18m which is sent internally at NHBC with a request for a draft email to chase matters up urgently._0.pdf(2.84 MB)
- NHB00000806_Email from NHBC to Kingspan regarding BS8414_2 test submissions for Kingspan K15._0.pdf(2.34 MB)
- NHB00000802_Draft email from NHBC to Kingspan commenting on the results of BRE tests 293940 and 297099..pdf(731.45 KB)
- NHB00000785_Internal Email chain at NHBC following a query about approving cavity barriers from Concept Conversions Ltd. A copy of NHBC’s response to Celotex on the BRE test is attached._0.pdf(1.51 MB)
- NHB00000784_Email from Dave White of NHBC to Jon Roper of Celotex commenting on the BRE fire test report 295369 in respect of RS5000._0.pdf(1.85 MB)
- NHB00000759_Email from Brian Martin of DCLG to Neil Smith at NHBC alerting NHBC about the use of PIR insulation above 18m Steve Evans responds on behalf of NHBC and then follows up with a furt_0.pdf(2.78 MB)
- NHB00000700_Email from Steve Evans of NHBC to Richard Bromwich of Kingspan asking for an update on the use of K15 in buildings above 18m because the BBA certificate only covers construction s_0.pdf(1.09 MB)
- NHB00000695_Internal NHBC email chain discussing concerns with the new version of the BBA certificate for K15 and containing a draft email to Kingspan highlighting concerns..pdf(2.3 MB)
- NHB00000684_NHBC _ Kingspan Review - Meeting Agenda_0.pdf(362.45 KB)
- NHB00000688_NHBC internal email circulating an earlier email from Kingspan to Façade Solutions in which Kingspan recommend K15 for buildings over 18M and updating on a meeting with Kingspan t_0.pdf(3.01 MB)
- NHB00000616_Internal NHBC email from Steve Evans to NHBC Technical Services about the continued use of K15 in rainscreen and masonry construction over 18 M. The K15 BBA certificate is attached_0.pdf(468.86 KB)
- NHB00000238_NHBC Operations Technical Advisory Note (– 600 August 2017) regarding the use of combustible materials within the external wall construction of buildings with a floor level 18m_0.pdf(3.02 MB)
- BRE00027419_BRE and NHBC Fire performance of new residential buildings.pdf(17.43 MB)
- NHB00000614_Internal NHBC email chain involving Steve Evans and John Lewis the body of which is a draft email to all technical staff about the continued use of K15 in rainscreen and masonry co.pdf(1.06 MB)
- KIN00020846_Exhibit AP_35 - BR 135 Classification Report (P109939-1001) Issue 1 dated 11 January 2018_0.pdf(9.67 MB)
- KIN00020844_Exhibit AP_33 - BR 135 Classification Report (P107017-1001) Issue 2 dated 11 January 2018_0.pdf(8.56 MB)
- NHB00000452_BRE report titled 'Fire performance of highly insulated residential buildings and modern methods of construction – A literature review' prepared for NHBC.pdf(12.15 MB)
- NHB00000597_Internal NHBC email chain discussing notes from the Wintech meeting in respect of Combustible Cladding Systems in Buildings exceeding 18m in height..pdf(1.62 MB)
- NHB00000604_Internal email chain re meeting with Wintech on use of Kingspan K15 in buildings over 18m, comments re draft internal guidance note on use of combustible cladding systems to be tab_0.pdf(2.3 MB)
- NHB00000605_NHBC Draft Internal Guidance Note re Use of Combustible Cladding Materials in Residential Buildings_0.pdf(1.35 MB)
- NHB00001223_Internal NHBC email exchange between Dave White and Ian Davis in which they expressed their concerns regarding the revised K15 BBA Certificate, which contains significant amendment_0.pdf(2.9 MB)
- NHB00001216_Internal NHBC email exchange between Dave White and Ian Davis in which they expressed their concerns regarding the revised K15 BBA Certificate, which contains significant amendment.pdf(1.1 MB)
- NHB00001199_Agreed Action List of the NHBC_Kingspan Meeting on 12 Oct 2015_1.pdf(28.18 KB)
- NHB00001136_Emails between Kingspan and NHBC regarding K15 in facades over 18m and attaching the K15 Project Query list_1.pdf(6.1 MB)
- NHB00001173_Internal email regarding number of projects using K15 and attaching the NHBC Insulation Product Concerns Briefing, v2_0.pdf(286.84 KB)
- NHB00001145_BCA Technical Guidance Note 18 - Use of Combustible Cladding Materials on Buildings Exceeding 18m in Height, Issue 1_0.pdf(1.77 MB)
- NHB00001142_Internal NHBC email regarding written regulations for external wall construction_0.pdf(2.42 MB)
- NHB00001139_K15 Project Query list.XLSM(107.29 KB)
- NHB00001174_NHBC Insulation Product Concerns Briefing, v2 with annotations_0.pdf(2.8 MB)
- NHB00001133_Emails between Kingspan and NHBC regarding Kooltherm K15 and its use in facades above 18m_1.pdf(6.52 MB)
- NHB00000829_Internal NHBC email providing a summary of meetings held with_ Arup Fire on 25 November 2014, and the BRE on 27 November 2014._0.pdf(683.38 KB)
- NHB00000999_Draft NHBC Building Regulations Internal Technical Guidance Note - B5 - The use of Combustible Materials within the external wall construction of buildings with a floor level over_0.pdf(2.02 MB)
- NHB00000826_NHBC Technical Briefing Note - Use of Celotex RS5000 in External Wall Construction of buildings over 18m (Internal use only)._0.pdf(865.02 KB)
- NHB00000810_Email correspondence between NHBC and Assent Building Control regarding whether Kingspan K15 can be used on buildings over 18m._1.pdf(2.35 MB)
- NHB00000830_Email from NHBC to BRE to confirm their understanding of how BR135 should be interpreted._0.pdf(1.53 MB)
- NHB00000841_Internal NHBC email entitled Summary of Correspondence re. Combustible Cladding Components. (Provides a timeline of engagement on this issue from 2013 - end of 2014)._0.pdf(588.49 KB)
- NHB00000853_Report on the Use of Combustible Insulation Materials within the External Wall Constructions of High Rise Buildings._0.pdf(2.91 MB)
- NHB00000922_Draft letter from NHBC to Kingspan regarding the use of K15 cladding on buildings above 18m._1.pdf(1002.22 KB)
- NHB00001330_Exhibit JAL_1 to the witness statement of John Lewis (NHBC) Options 3 Desktop Assessment.pdf(1.99 MB)
- NHB00001463_Emails between Dianne Marshall and Brian Martin re 2016 NHBC Guidance Note - Acceptability of common wall Constructions and data re testing of Class B ACM panels.pdf(854.58 KB)
- NHB00001431_Michael Slattery Associates Fire Engineering Report for Glenthorne Rd window spandrel panels only, Extruded polystyrene & PPC aluminium.pdf(868.54 KB)
- NHB00001425_Fire & Risk Solutions Ltd Report for Galliard Homes Ltd, Apex Uxbridge Rd Ealing, K15 & ACM PE core AlupanelXT (2776) Rev. 2 (Dr Raymond Connolly).pdf(10.5 MB)
- NHB00001416_BWC Fire Limited Fire Engineering Report for Durkan Construction Ltd, Hiltons Wharf, K15 & Brick_Valcon Vitrabond Composite Panel (BWC_FE_980_v3).pdf(5.13 MB)
- NHB00001386_Exova BR 135 Assessment Report for Total Facade Solutions Ltd, 173 Blackfriars Road, K15 & Brick_Sotech Optima (357736).pdf(5.21 MB)
- NHB00001374_H&H Fire BR 135 Assessment Report for Countryside Ltd, Acton Gardens Phase 4, K15 & Brick (HHF_UK01574_RP_001-01).pdf(4.69 MB)
- NHB00001331_Exhibit JAL_3 to the witness statement of John Lewis (NHBC) - Option 4 Reports - question 10.pdf(256.23 KB)
- NHB00001379_BWC Fire Ltd Fire Engineering Report (Cladding System) for Durkan Construction Ltd, Scarbrook Road Croydon, K15 & Terracotta_Zinc (BWCFE988V) Issue 3.pdf(7.97 MB)
- NHB00001329_Exhibit JAL_2 to the witness statement of John Lewis (NHBC).pdf(400.78 KB)
- NHB00001278_Internal NHBC email attaching the draft guidance note re acceptability of Common wall constructions containing combustible materials in high rise buildings._0.pdf(6.85 KB)
- NHB00001322_Exhibit SDE_76 - Facades to Tall Buildings Delegate List dated 7 July 2016_0.xlsx(18.6 KB)
- NHB00001226_Email exchange between NHBC & BBA following a meeting regarding the review of BBA Certificate 14_5134 for Kingspan Kooltherm Rainscreen Insulation Board by NHBC._0.pdf(2.38 MB)
- NHB00001252_NHBC Technical Services Building Regulations Technical Guidance Note – Acceptability of masonry skinned wall constructions containing combustible materials in high rise buildin_0.pdf(1.63 MB)
- NHB00001251_Internal NHBC email attaching the guidance note re acceptability of masonry skinned wall constructions containing combustible materials in high rise buildings._0.pdf(425.28 KB)
- NHB00001279_NHBC Technical Guidance Note re acceptability of common wall constructions containing combustible materials in high rise buildings._0.pdf(3.68 MB)
- NHB00001293_NHBC Building Regulations Technical Guidance Note re acceptability of common wall constructions containing combustible materials in high rise buildings._0.pdf(2.77 MB)
- NHB00001296_Internal NHBC email attaching Building Regulations Technical Guidance Note re acceptability of common wall constructions containing combustible materials in high rise buildings._0.pdf(1.99 MB)
- NHB00001321_Exhibit SDE_75 - Agenda to Facades to Tall Buildings Seminar dated 7 July 2016_0.pdf(170 KB)
- NHB00003038_Exhibit SDE_101 - The Combustible Materials Control Table_0.xlsx(37.92 MB)
- RCO00000001_Investigation of the behaviour of external cladding systems in fire - Report on 10 full-scale fire tests CR143_94 - Fire Research Station.pdf(18.4 MB)
- NHB00003448_Forwarded email correspondence from John Lewis to Jon Behan re Fire engineer report Apex Project PM 3684.pdf(1.64 MB)
- NHB00003443_Forwarded email from John Lewis to Diane Marshall and Steve Evans re Reynobond.pdf(786.27 KB)
- NHB00003440_Email correspondence between Steve Evans and Brian Martin re Combustible Cladding.pdf(471 KB)
- NHB00003439_Email from John Lewis to Steve Evans re Para 12.7 - Proposed wording to Brian Martin.pdf(284.19 KB)
- NHB00003040_Exhibit SDE_114 - Section 4 Exposure Table_0.xlsx(19.25 MB)
- NHB00002792_Exhibit SDE_99 - Email from John Lewis to Steve Evans dated 17 June 2015_0.pdf(2.04 MB)
- NHB00003037_Exhibit SDE_112 - Projects where NHBC Guidance Used-Post JL review dated 28 July 2017_0.xlsx(18.75 KB)
- NHB00003023_Exhibit SDE_2 - Appendix 8 to NHBC's letter dated 4 February 2021_0.pdf(126.78 KB)
- NHB00002971_Email from Tony Baker to John Lewis re External Wall Construction in Buildings _18m in Height dated 13 May 2013.pdf(890.36 KB)
- NHB00002970_Email from Tony Baker to John Lewis re Cavity Barriers and BR135 dated 12 November 2012.pdf(1.44 MB)
- NHB00002769_NHBC Organograms and role descriptions for 2005 - 2017.pdf(1.09 MB)
- NHB00002717_Exhibit SDE_45 - Report on Use of Combustible Insulation Materials within the External Wall Constructions of High Rise Buildings.pdf(4.88 MB)
- NHB00002434_Exhibit SDE_43 - Technical Services Team minutes dated 25 June 2015_0.pdf(1.36 MB)
- NHB00000644_Email exchange between NHBC and Kingspan about the use of K15 in buildings greater than 18m.pdf(2.87 MB)
- CEL00003725_BCA Guidance Note 18 -Use of combustible cladding materials on residential building (3).pdf(1.05 MB)
- EXO00002137_Exhibit JM1_5 - Email from John Lewis to Jennifer Lucas-Cox re four assessment for lightweight metal cladding finishes.pdf(910.82 KB)
- EXO00002138_Exhibit JM1_6 - Email from John Lewis to Jennifer Lucas-Cox re meeting to discuss performance of metal cladding systems used with combustible insulation.pdf(1.33 MB)
- NHB00001408_H&H Fire External Wall Assessment (Options 3 & 4) for Bellway Homes, Barking Site G, K15 & Brick_Reynobond (HHF_UK01766_EWA_001-01).pdf(4.5 MB)