{"product_id":"armaflex-evo-self-seal-pipe-insulation-lagging-black-nitrile-foam-class-o-2m","title":"Armaflex EVO Self Seal Pipe Insulation Lagging Black Nitrile Foam Class O 2m","description":"\u003ch2\u003eArmaflex EVO Self Seal Pipe Insulation — Black Nitrile Foam, Class O, 2m\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"\/collections\/armaflex-pipe-insulation\"\u003eArmaflex EVO\u003c\/a\u003e is the world's leading elastomeric foam pipe insulation, manufactured by Armacell and trusted by M\u0026amp;E contractors, HVAC engineers and refrigeration specialists for over 40 years. The Self Seal version features a factory-applied self-adhesive closure strip — simply cut to length, open the slit, place around the pipe and press to seal. No adhesive, no tools, no mess.\u003c\/p\u003e\n\u003cp\u003eArmaflex EVO delivers the complete package: Class O fire rating, superior condensation control, built-in Microban® antimicrobial protection and a thermal conductivity of λ ≤ 0.033 W\/mK — all in a flexible, lightweight tube that installs in seconds.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-adhesive closure\u003c\/strong\u003e — factory-applied seal strip for fast, tool-free installation. No Armaflex adhesive required for straight runs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass O fire rated\u003c\/strong\u003e — meets BS 476 Part 6 and Part 7 requirements for surface spread of flame. Suitable for commercial and public buildings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB-s2,d0 fire classification\u003c\/strong\u003e — produces 50% less smoke than standard elastomeric foams, improving visibility and evacuation time in the event of fire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior condensation control\u003c\/strong\u003e — closed-cell structure with water vapour resistance μ ≥ 10,000, preventing moisture ingress and pipe corrosion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicroban® antimicrobial protection\u003c\/strong\u003e — built-in technology inhibits mould and mildew growth throughout the product's lifetime\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow thermal conductivity\u003c\/strong\u003e — λ ≤ 0.033 W\/mK, minimising heat gain on chilled pipework and heat loss on heating systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven longevity\u003c\/strong\u003e — Armaflex installations from the 1980s have been tested and shown to retain full technical performance after 40+ years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Closed-cell nitrile rubber (NBR) elastomeric foam\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 2m per tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosure:\u003c\/strong\u003e Self-adhesive lap (self seal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal conductivity:\u003c\/strong\u003e λ ≤ 0.033 W\/mK at 0°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater vapour resistance:\u003c\/strong\u003e μ ≥ 10,000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFire classification:\u003c\/strong\u003e Class O (BS 476), B-s2,d0 (EN 13501)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e -50°C to +105°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAntimicrobial:\u003c\/strong\u003e Microban® built-in protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWall Thickness Selection Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/collections\/9mm-wall-thickness-pipe-insulation\"\u003e9mm wall\u003c\/a\u003e\u003c\/strong\u003e — Condensation control on chilled water and cold pipework in conditioned spaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/collections\/13mm-wall-thickness-pipe-insulation\"\u003e13mm wall\u003c\/a\u003e\u003c\/strong\u003e — Standard specification for heating, hot water and chilled water pipework. Meets Part L for most domestic applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/collections\/19mm-wall-thickness-pipe-insulation\"\u003e19mm wall\u003c\/a\u003e\u003c\/strong\u003e — Enhanced thermal performance for commercial HVAC, chilled water and frost protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/collections\/25mm-wall-thickness-pipe-insulation\"\u003e25mm wall\u003c\/a\u003e\u003c\/strong\u003e — Maximum performance for chilled water, refrigeration and exposed pipework\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShop by Pipe Size\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"\/collections\/15mm-pipe-insulation\"\u003e15mm\u003c\/a\u003e | \u003ca href=\"\/collections\/22mm-pipe-insulation\"\u003e22mm\u003c\/a\u003e | \u003ca href=\"\/collections\/28mm-pipe-insulation\"\u003e28mm\u003c\/a\u003e | \u003ca href=\"\/collections\/35mm-pipe-insulation\"\u003e35mm\u003c\/a\u003e | \u003ca href=\"\/collections\/42mm-pipe-insulation\"\u003e42mm\u003c\/a\u003e | \u003ca href=\"\/collections\/48mm-pipe-insulation\"\u003e48mm\u003c\/a\u003e | \u003ca href=\"\/collections\/54mm-pipe-insulation\"\u003e54mm\u003c\/a\u003e | \u003ca href=\"\/collections\/60mm-pipe-insulation\"\u003e60mm\u003c\/a\u003e | \u003ca href=\"\/collections\/76mm-pipe-insulation\"\u003e76mm\u003c\/a\u003e | \u003ca href=\"\/collections\/89mm-pipe-insulation\"\u003e89mm\u003c\/a\u003e | \u003ca href=\"\/collections\/114mm-pipe-insulation\"\u003e114mm\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChilled water flow and return pipework in commercial HVAC systems\u003c\/li\u003e\n\u003cli\u003eHeating and hot water pipework in commercial and domestic buildings\u003c\/li\u003e\n\u003cli\u003eRefrigeration and process pipework\u003c\/li\u003e\n\u003cli\u003eAir conditioning systems and fan coil unit connections\u003c\/li\u003e\n\u003cli\u003eData centre cooling pipework\u003c\/li\u003e\n\u003cli\u003eSolar thermal and heat pump pipework\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eComplete Your Installation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/armaflex-520-pipe-insulation-adhesive\"\u003eArmaflex 520 Adhesive\u003c\/a\u003e\u003c\/strong\u003e — Required for butt joints, bends and fittings where the self-seal closure cannot be used\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/armaflex-pipe-insulation-lagging-tape-50mm-x-3mm-x-15m-black-foam-class-o\"\u003eArmaflex Lagging Tape\u003c\/a\u003e\u003c\/strong\u003e — Black foam tape for finishing exposed edges and joints to a professional standard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/armaflex-tuffcoat-pipe-insulation-tape-25mm-wide-x-50-metres-black\"\u003eArmaflex Tuffcoat Tape\u003c\/a\u003e\u003c\/strong\u003e — UV-resistant protective tape for outdoor and exposed Armaflex installations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/rubber-standard-pipe-clamps\"\u003eRubber \u0026amp; Standard Pipe Clamps\u003c\/a\u003e\u003c\/strong\u003e — Secure your insulated pipework with the correct pipe clamps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor technical advice on specification, compliance with Part L or CIBSE Guide C, or help selecting the right wall thickness, call our team on \u003cstrong\u003e0161 775 1190\u003c\/strong\u003e (Mon–Fri 8am–4pm).\u003c\/p\u003e\n\u003ch3\u003eTechnical Downloads\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e📄 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1045\/1238\/9445\/files\/af-armaflex-evo-technical-datasheet.pdf?v=1780815710\" target=\"_blank\"\u003eArmaflex EVO — Technical Data Sheet (PDF)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e📄 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1045\/1238\/9445\/files\/af-armaflex-evo-product-brochure_1.pdf?v=1780815710\" target=\"_blank\"\u003eArmaflex EVO — Product Brochure (PDF)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e📄 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1045\/1238\/9445\/files\/af-armaflex-evo-environmental-product-declaration.pdf?v=1780815711\" target=\"_blank\"\u003eArmaflex EVO — Environmental Product Declaration (PDF)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e📄 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1045\/1238\/9445\/files\/dopafarmaflexevomuensteren.pdf?v=1780815709\" target=\"_blank\"\u003eArmaflex EVO — Declaration of Performance (PDF)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e📄 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1045\/1238\/9445\/files\/armaflex-products-sdb002gbensdb-0_1.pdf?v=1780815709\" target=\"_blank\"\u003eArmaflex EVO — Safety Data Sheet (PDF)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Armacell","offers":[{"title":"15 \/ 9","offer_id":58099018858821,"sku":"L004","price":3.62,"currency_code":"GBP","in_stock":true},{"title":"15 \/ 13","offer_id":58099018826053,"sku":"L015","price":4.93,"currency_code":"GBP","in_stock":true},{"title":"15 \/ 19","offer_id":58099018924357,"sku":"L026","price":7.63,"currency_code":"GBP","in_stock":true},{"title":"15 \/ 25","offer_id":58099018891589,"sku":"L037","price":14.29,"currency_code":"GBP","in_stock":true},{"title":"20 \/ 9","offer_id":58099018957125,"sku":"L003","price":4.94,"currency_code":"GBP","in_stock":true},{"title":"20 \/ 13","offer_id":58099018989893,"sku":"L016","price":6.16,"currency_code":"GBP","in_stock":true},{"title":"20 \/ 19","offer_id":58099019022661,"sku":"L027","price":10.31,"currency_code":"GBP","in_stock":true},{"title":"20 \/ 25","offer_id":58099019055429,"sku":"L038","price":15.72,"currency_code":"GBP","in_stock":true},{"title":"22 \/ 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