The 20-Inch Big Blue (BB) Opaque Housing<\/b> is the ultimate water treatment solution for large Sri Lankan households, apartments, and businesses. With double the filtration surface area of 10-inch models, it ensures your entire property receives purified water at high flow rates without straining your pump or plumbing.<\/p>\n Algae-Proof Opaque Sump:<\/b> The solid blue design is specifically engineered to block UV rays, preventing the growth of algae and bacteria inside the unit\u2014a critical feature for Sri Lanka’s tropical climate.<\/p>\n<\/li>\n High Volume Performance:<\/b> Supports flow rates of up to 35\u201350 GPM (gallons per minute), making it suitable for large residences (4+ occupants), hotels, and small industrial facilities.<\/p>\n<\/li>\n Heavy-Duty Construction:<\/b> Built from thick-walled, reinforced polypropylene, this housing is exceptionally durable and resistant to a wide range of chemicals and high-pressure surges up to 125 PSI.<\/p>\n<\/li>\n Leak-Proof Reliability:<\/b> Utilizes a dual O-ring seal (on select models) or a heavy-duty single O-ring to provide an enhanced, watertight fit even under continuous use.<\/p>\n<\/li>\n Simplified Maintenance:<\/b> The integrated red pressure release button allows you to bleed air from the system, making it easy to unscrew the heavy sump during cartridge changes.<\/p>\n<\/li>\n<\/ul>\n Main Line Filtration:<\/b> Installed at the point of entry to protect all internal plumbing from sand, mud, and rust.<\/p>\n<\/li>\n Semi-Commercial Use:<\/b> Ideal for restaurants, car washes, and farms requiring consistent high-flow water.<\/p>\n<\/li>\n RO Pre-Treatment:<\/b> Serves as a primary pre-filter for commercial Reverse Osmosis systems to significantly extend membrane life.<\/p>\n<\/li>\n<\/ul>\n Achieve maximum filtration capacity with this 20-inch Big Blue (BB) Opaque Filter Housing<\/b>. Designed for large-scale residential and semi-commercial use in Sri Lanka, this jumbo housing provides superior flow rates and heavy-duty sediment protection. Its light-blocking opaque body prevents internal algae growth, making it perfect for outdoor or sun-exposed installations.<\/p>\n Massive Capacity:<\/b> Accommodates standard 20″ x 4.5″ jumbo cartridges.<\/p>\n<\/li>\n High Flow Connection:<\/b> 1″ BSP\/NPT inlet and outlet ports for minimal pressure drop.<\/p>\n<\/li>\n Industrial Strength:<\/b> Reinforced polypropylene construction resistant to chemicals and high pressure.<\/p>\n<\/li>\n Maintenance Ready:<\/b> Features a built-in pressure relief valve (PRV) for easy filter replacement.<\/p>\n<\/li>\n<\/ul>\n","protected":false},"featured_media":8620,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[34,24],"product_tag":[],"class_list":["post-8614","product","type-product","status-publish","has-post-thumbnail","product_cat-filter-housings","product_cat-water-filters","desktop-align-center","tablet-align-center","mobile-align-center","first","instock","taxable","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/prudenceeng.lk\/shop\/wp-json\/wp\/v2\/product\/8614","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prudenceeng.lk\/shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/prudenceeng.lk\/shop\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/prudenceeng.lk\/shop\/wp-json\/wp\/v2\/comments?post=8614"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prudenceeng.lk\/shop\/wp-json\/wp\/v2\/media\/8620"}],"wp:attachment":[{"href":"https:\/\/prudenceeng.lk\/shop\/wp-json\/wp\/v2\/media?parent=8614"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/prudenceeng.lk\/shop\/wp-json\/wp\/v2\/product_brand?post=8614"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/prudenceeng.lk\/shop\/wp-json\/wp\/v2\/product_cat?post=8614"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/prudenceeng.lk\/shop\/wp-json\/wp\/v2\/product_tag?post=8614"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Key Features & Benefits:<\/b><\/h3>\n
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Typical Applications in Sri Lanka:<\/b><\/h3>\n
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Technical Specifications:<\/b><\/h3>\n
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\n Feature<\/strong><\/td>\n Detail<\/strong><\/td>\n<\/tr>\n<\/thead>\n\n \n Housing Type<\/b><\/span><\/td>\n 20″ Big Blue (BB) \/ Jumbo<\/span><\/td>\n<\/tr>\n \n Material<\/b><\/span><\/td>\n FDA-Grade Reinforced Polypropylene<\/span><\/td>\n<\/tr>\n \n Connection Size<\/b><\/span><\/td>\n 1″ BSP or NPT Female Threaded Ports<\/span><\/td>\n<\/tr>\n \n Max Pressure<\/b><\/span><\/td>\n Up to 90 – 125 PSI (6.2 – 8.6 Bar)<\/span><\/td>\n<\/tr>\n \n Cartridge Size<\/b><\/span><\/td>\n 20″ x 4.5″ (Jumbo Standard)<\/span><\/td>\n<\/tr>\n \n Temperature<\/b><\/span><\/td>\n Rated for cold water use (up to 45\u00b0C – 50\u00b0C)<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":" \n