{"product_id":"twpro-matt-black-500mm-testing-length-150mm","title":"TWPro Matt Black 500mm Testing Length - 150mm","description":"\u003cp\u003eThis matt black testing length adds a built-in test point and removable cap to a 150mm TWPro chimney run. It provides access for flue-gas sampling and draught testing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNominal length: 500mm\u003c\/li\u003e\n\u003cli\u003eEffective length shown in the supplier drawing and catalogue: 465mm\u003c\/li\u003e\n\u003cli\u003eNominal TWPro size: 150mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePosition the test point where it can be reached for commissioning and servicing, following the appliance and TWPro system instructions. The cap must be refitted after testing.\u003c\/p\u003e\u003cp\u003eThe supplier uses a shared range illustration across nominal diameters. Match the labelled product size to the planned chimney system.\u003c\/p\u003e","brand":"Ai-Flues","offers":[{"title":"Default Title","offer_id":63184797106563,"sku":"AI-637-150-019","price":112.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0407\/5408\/6047\/files\/ai-flues-twpro-matt-black-500mm-testing-length-product.jpg?v=1793459455","url":"https:\/\/www.thestoveyard.com\/products\/twpro-matt-black-500mm-testing-length-150mm","provider":"The Stove Yard","version":"1.0","type":"link"}