DCLG’s ADVICE FOR BUILDING OWNERS Table setting out results of DCLG’s advice for building owners on large scale wall system testing with various types of cladding materials

Hyperlink to test Product Tested results Results Expert Panel recommendations TEST 1: ACM PANELS WITH AN UNMODIFIED Test 1 Fail Put in place a plan to review the cladding system and undertake POLYETHYLENE CORE AND A RIGID remedial work, in particular to remove cladding. POLYISOCYANURATE FOAM Take professional advice on how to undertake remedial work safely (for example from an expert in cladding systems with relevant experience), and to ensure replacement materials are safe. An obvious option to ensure that the cladding system adequately resists external fire spread, is to replace the system with one where all of the elements of the wall are of limited combustibility. For example, a wall system which includes an ACM panel with limited combustibility filler (category 1) and limited combustibility insulation such as mineral wool. TEST 2: ACM WITH UNMODIFIED Test 2 Fail See test 1. POLYETHYLENE FILLER (CATEGORY 3 IN SCREENING TESTS) WITH STONE WALL INSULATION TEST 3: ACM PANELS WITH A FIRE RETARDANT Test 3 Fail Take full professional advice on whether any remedial work POLYETHYLENE CORE AND A PIR FOAM is necessary to ensure the safety of their building. This may INSULATION need to consider the combination of materials used in the cladding system, as well as whether the construction of their building meets the other provisions of Building Regulations guidance including fire stopping between floors and the required cavity barriers in place. TEST 4: ACM CLADDING WITH A FIRE RESISTANT Test 4 Pass Take professional advice on whether any remedial work is POLYETHYLENE FILLER (CATEGORY 2 IN necessary to ensure the safety of their building. This may SCREENING TESTS) AND STONE WOOL need to consider whether the construction of their building meets the INSULATION (A FORM OF MINERAL WOOL) other provisions of Building Regulations guidance including fire stopping between floors and the required cavity barriers in place. TEST 5: ACM PANELS WITH A LIMITED Test 5 Pass See test 4. COMBUSTIBILITY FILLER WITH PIR FOAM INSULATION

1 TEST 6: ACM CLADDING WITH A LIMITED Test 6 Pass Confirm that all relevant elements of the wall system are of limited COMBUSTIBILITY FILLER (CATEGORY 1 IN combustibility and have been fitted appropriately. This should include SCREENING TESTS) WITH STONE WOOL seeking professional advice if necessary. INSULATION TEST 7: ACM WITH A FIRE RETARDANT FILLER Test 7 Fail See test 3. (CATEGORY 2 IN SCREENING TESTS) PHENOLIC FOAM INSULATION

2 Contacts

Emily Monastiriotis Partner T + 44 20 7825 5718 E [email protected]

Felix Zimmermann Partner T + 44 20 7825 3820 E [email protected]

Frances Gordon-Weeks Associate T + 44 20 7825 3582 E frances.gordon-weeks@simmons- simmons.com

3 L_LIVE_EMEA1:38126971v1 Offices

Amsterdam Düsseldorf London Riyadh Simmons & Simmons LLP Simmons & Simmons LLP Simmons & Simmons LLP Hammad & Al-Mehdar in alliance with Simmons & PO Box 79023 1070 NB Kö-Bogen CityPoint One Ropemaker Street Simmons Claude Debussylaan 247 1082 MC Amsterdam Königsallee 2a London EC2Y 9SS United Kingdom Level 18 Princess Al-Anood Tower 2 The Netherlands 40212 Düsseldorf Germany T +44 20 7628 2020 F +44 20 7628 2070 King Fahad Road Olaya T +31 20 722 2500 F +31 20 722 2599 T +49 2 11-4 70 53-0 F +49 2 11-4 70 53-53 Riyadh Kingdom of Saudi Arabia Luxembourg T +966 92 000 4626 F +966 12 606 9190 Frankfurt Simmons & Simmons Luxembourg LLP Simmons & Simmons Simmons & Simmons LLP Royal Monterey 26A Boulevard Royal 33rd Floor China World Tower A MesseTurm Friedrich-Ebert-Anlage 49 Luxembourg L-2429 Luxembourg Simmons & Simmons 1 Jianguomenwai Avenue 60308 Frankfurt am Main Germany T +352 26 21 16 01 F +352 26 21 16 02 42nd Floor Wheelock Square Beijing 100004 People’s Republic of China T +49 69-90 74 54-0 F +49 69-90 74 54-54 No. 1717 Nan Jing West Road T +86 10 8588 4500 F +86 10 8588 4588 Madrid Shanghai 200040 China Hong Kong Simmons & Simmons LLP T +86 21 6249 0700 F +86 21 6249 0706 Bristol Simmons & Simmons Calle Miguel Angel 11 5th floor 28010 Madrid Spain Simmons & Simmons LLP 13th Floor One Pacific Place T +34 91 426 2640 F +34 91 578 2157 One Linear Park Temple Quay 88 Queensway Hong Kong Simmons & Simmons Asia LLP Bristol BS2 0PS United Kingdom T +852 2868 1131 F +852 2810 5040 Milan 168 Robinson Road #11-01 T +44 20 7628 2020 F +44 20 7628 2070 Studio Legale Associato in affiliation with Capital Tower Jeddah Simmons & Simmons LLP Singapore 068912 Brussels Hammad & Al-Mehdar in alliance with Simmons & Via Tommaso Grossi 2 20121 Milan Italy T +65 6831 5600 F +65 6831 5688 Simmons & Simmons LLP Simmons T +39 02 72505.1 F +39 02 72505.505 Avenue Louise/Louizalaan 143 1050 Brussels Belgium Office #1209, King Road Tower, Malik Road, T +32 2 542 09 60 F +32 2 542 09 61 PO Box 864 Jeddah 21421 Munich Simmons & Simmons Gaikokuho Jimu Bengoshi Kingdom of Saudi Arabia Simmons & Simmons LLP Jimusho Doha T +966 92 000 4626 F +966 2 606 9190 Lehel Carré, Thierschplatz 6 (Gaikokuho Joint Enterprise TMI Associates) Simmons & Simmons Middle East LLP 80538 Munich Germany 23rd floor Roppongi Hills Mori Tower Level 5 Al Mirqab Tower Al Corniche Street Lisbon T +49 89-20 80 77 63-00 F +49 89-20 80 77 63-01 6-10-1 Roppongi Minato-ku Tokyo 106-6123 Japan PO Box 23540 Doha State of Qatar Sociedade Rebelo de Sousa in association with T +81 3 6438 5255 F +81 3 6438 5256 T +974 4409 6700 F +974 4409 6701 Simmons & Simmons Paris Rua D. Francisco Manuel de Melo 21 Simmons & Simmons LLP Dubai 1070-085 Lisbon Portugal 5 boulevard de la Madeleine 75001 Paris France Simmons & Simmons Middle East LLP T +351 21 313 2000 F +351 21 313 2001 T +33 1 53 29 16 29 F +33 1 53 29 16 30 Level 7 The Gate Village Building 10 Dubai International Financial Centre PO Box 506688 Dubai United Arab Emirates T +971 4 709 6600 F +971 4 709 6601

Simmons & Simmons is an international legal practice carried on by Simmons & Simmons LLP and its affiliated practices. Accordingly, references to Simmons & Simmons mean Simmons & Simmons LLP and the other partnerships and other entities or practices authorised to use the name “Simmons & Simmons” or one or more of those practices as the context requires. The word “partner” refers to a member of Simmons & Simmons LLP or an employee or consultant with equivalent standing and qualifications or to an individual with equivalent status in one of Simmons & Simmons LLP’s affiliated practices. For further information on the international entities and practices, refer to simmons-simmons.com/legalresp Simmons & Simmons LLP is a limited liability partnership registered in England & Wales with number OC352713 and with its registered office at CityPoint, One Ropemaker Street, London EC2Y 9SS. It is authorised and regulated by the Solicitors Regulation Authority. A list of members and other partners together with their professional qualifications is available for inspection at the above address. 4 L_LIVE_EMEA1:38126971v1