{"product_id":"450mm-inspection-chamber-base-for-dual-size-pipes","title":"Inspection Chamber Base – PVC – Residential \u0026 Commercial","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe 450mm Inspection Chamber Base is expertly designed for underground foul and surface water drainage systems. It ensures reliable access for inspection, cleaning, and maintenance, accommodating both 160mm and 110mm pipe connections.\u003c\/p\u003e\u003cp\u003eConstructed from high-strength polypropylene, this base offers long-term structural integrity and watertight performance under load. Its multiple inlets facilitate direct connection of mixed-diameter pipework, making it suitable for configurations where 160mm mains and 110mm branch lines converge.\u003c\/p\u003e\u003cdiv style=\"margin-top:30px;\"\u003e\n\u003ch2 style=\"font-size:22px;font-weight:700;color:#1a1a2e;margin-bottom:16px;\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e0e0e0;border-radius:4px;overflow:hidden;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#1a1a2e;\"\u003e\n\u003cth style=\"padding:12px 16px;text-align:left;color:#ffffff;font-weight:600;text-transform:uppercase;font-size:12px;letter-spacing:0.5px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:12px 16px;text-align:left;color:#ffffff;font-weight:600;text-transform:uppercase;font-size:12px;letter-spacing:0.5px;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#f8f9fa;\"\u003e\n\u003ctd style=\"padding:12px 16px;font-weight:600;color:#333;border-bottom:1px solid #e9ecef;width:45%;\"\u003eMaterial Type\u003c\/td\u003e\n\u003ctd style=\"padding:12px 16px;color:#555;border-bottom:1px solid #e9ecef;\"\u003ePVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 16px;font-weight:600;color:#333;border-bottom:1px solid #e9ecef;width:45%;\"\u003eSize\u003c\/td\u003e\n\u003ctd style=\"padding:12px 16px;color:#555;border-bottom:1px solid #e9ecef;\"\u003e160\/110mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8f9fa;\"\u003e\n\u003ctd style=\"padding:12px 16px;font-weight:600;color:#333;border-bottom:1px solid #e9ecef;width:45%;\"\u003eDiameter\u003c\/td\u003e\n\u003ctd style=\"padding:12px 16px;color:#555;border-bottom:1px solid #e9ecef;\"\u003e450mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 16px;font-weight:600;color:#333;border-bottom:1px solid #e9ecef;width:45%;\"\u003eSales Unit\u003c\/td\u003e\n\u003ctd style=\"padding:12px 16px;color:#555;border-bottom:1px solid #e9ecef;\"\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-size connectivity\u003c\/strong\u003e: Supports both 160mm and 110mm pipes for versatile installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction\u003c\/strong\u003e: Manufactured from high-strength polypropylene for enduring underground use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple inlets\u003c\/strong\u003e: Provides flexible layout options for main and branch drainage runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced accessibility\u003c\/strong\u003e: 450mm chamber diameter ensures easier access for rodding and inspection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable performance\u003c\/strong\u003e: Suitable for both foul and surface water applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnderground drainage\u003c\/strong\u003e: Secures inspection access for foul and surface water systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe junctions\u003c\/strong\u003e: Connects multiple 160mm and 110mm pipes within a single chamber.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResidential drainage\u003c\/strong\u003e: Ideal for larger domestic systems with mixed pipe diameters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight commercial works\u003c\/strong\u003e: Used in small commercial networks for enhanced access points.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExcavation\u003c\/strong\u003e: Prepare excavation to fit chamber base dimensions and required invert level.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBedding\u003c\/strong\u003e: Place on a compacted granular bed for full support and alignment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe connection\u003c\/strong\u003e: Insert 160mm or 110mm pipes into the correct inlets using compatible seals.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: Can this chamber base handle both types of water systems?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is suitable for both foul and surface water applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What materials are used in the construction?\u003c\/strong\u003e\u003cbr\u003eA: The chamber base is constructed from high-strength polypropylene for durability.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Is it compatible with existing systems?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is designed for use with standard 450mm risers and covers, forming a part of a modular assembly.\u003c\/p\u003e","brand":"londonbricks-uk.co.uk","offers":[{"title":"Default Title","offer_id":55516428272001,"sku":"MM_LB2154","price":146.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0687\/5329\/3624\/files\/2051a7100208c30670d2fabe96ee9689.png?v=1775833869","url":"https:\/\/londonbricks-uk.co.uk\/products\/450mm-inspection-chamber-base-for-dual-size-pipes","provider":"London Bricks UK","version":"1.0","type":"link"}