{"product_id":"timco-12-intumescent-letterbox-polished-frame-306-x-70mm","title":"305 x 70mm Polished Silver Intumescent Letterbox | Black Frame | 30 Minute Fire Rated | Smoke \u0026 Sound Seal","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003e30 Minute Fire Safety\u003c\/b\u003e Fire tested to meet BS EN 1634-1 and BS 476 part 22 standards, offering 30 minutes of fire integrity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003e32dB Acoustic Performance\u003c\/b\u003e Acoustic tested to BS EN ISO 140-3: 1995, achieving a 32dB Rw rating for sound insulation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eAdjustable Telescopic Fit\u003c\/b\u003e Designed with a telescopic sleeve to suit door thicknesses ranging from 40mm up to 80mm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eEffective Smoke \u0026amp; Draught Seal\u003c\/b\u003e Smoke tested to BS 476, featuring a fully sealed backplate and brush pile excluders to manage air and smoke flow.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,0\"\u003e\u003cb data-path-to-node=\"6,4,0\" data-index-in-node=\"0\"\u003eSecurity Compliant Design\u003c\/b\u003e Security tested to BS EN 13724 Clause 6.6.5, providing reliable security within the scope of PAS 23\/24.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"4\"\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eDescription\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003eThis Intumescent Letterbox provides essential passive fire protection, noise reduction, and enhanced security for internal or external doors. The external size is 305mm x 70mm, featuring a polished silver finish with a black frame. It has been fire tested to both BS EN 1634-1 and BS 476 part 22, guaranteeing a 30-minute fire rating. The design includes an adjustable telescopic sleeve that accommodates door thicknesses from 40mm to 80mm. For energy efficiency and comfort, it features fitted brush pile draught excluders and integral sound dampening bumpers. It achieves an impressive Acoustic Rating of 32dB Rw and is smoke tested to BS 476 part 31\/1: 1983 with a fully sealed backplate to prevent smoke passage. The unit is also security tested to BS EN 13724 standards. Fixings are included for immediate installation.\u003c\/p\u003e","brand":"TIMCO","offers":[{"title":"305 x 70mm Intumescent Letterbox - Polished Silver - Black Frame (Box Of 1) - 487299","offer_id":56591774056822,"sku":"487299","price":30.35,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0269\/5168\/0083\/files\/487299_w1_13bdcc69-c99b-4aa4-952e-76f46ea5857b.jpg?v=1763355128","url":"https:\/\/ukfixingsdirect.com\/products\/timco-12-intumescent-letterbox-polished-frame-306-x-70mm","provider":"Fixings Direct","version":"1.0","type":"link"}