{"product_id":"aqua-pro-20x4-5-big-blue-housing-grey","title":"Aqua Pro 20x4.5 Big Blue Housing - Grey - Stainless Steel Ports","description":"\u003cstyle\u003e\n  \/* Clean, Shopify-safe styling scoped to this content only *\/\n  .psi-content.alt { font-size:16.5px; line-height:1.7; }\n  .psi-content.alt h1 { font-size:2.3rem; line-height:1.2; margin:1rem 0 .6rem; color:#003366 }\n  .psi-content.alt h2 { \n    font-size:1.55rem; margin:1.4rem 0 .65rem; color:#0066cc; \n    padding-bottom:.35rem; border-bottom:2px solid #e6eef9;\n  }\n  .psi-content.alt h3 { font-size:1.2rem; margin:1rem 0 .5rem; color:#0066cc }\n  .psi-content.alt p { margin:.7em 0 }\n  .psi-content.alt ul,\n  .psi-content.alt ol { margin:.6em 0 1.1em; padding-left:1.2em }\n  .psi-content.alt li { margin:.5em 0 }\n  .psi-content.alt a { text-decoration: underline; text-underline-offset:2px }\n  .psi-content.alt .subtle { font-size:.93em; color:#555 }\n  \n  \/* Section spacing + separators for scanability *\/\n  .psi-content.alt .section { \n    padding: .6rem 0 1.1rem;\n    margin: 0 0 .6rem;\n    border-bottom:1px dashed #dde7f5;\n  }\n  .psi-content.alt .section:last-of-type { border-bottom:0; }\n\n  \/* Lightweight “card” callouts *\/\n  .psi-content.alt .card {\n    border:1px solid #e6eef9; border-radius:10px; padding:1rem;\n    background:#fbfdff;\n  }\n\n  \/* Feature list with ticks (unicode, no images) *\/\n  .psi-content.alt ul.ticks { list-style:none; padding-left:0; }\n  .psi-content.alt ul.ticks li { \n    position:relative; padding-left:1.6em; \n  }\n  .psi-content.alt ul.ticks li::before {\n    content:\"✔\"; position:absolute; left:0; top:.05em; font-size:1.05em; color:#1b6f2e;\n  }\n\n  \/* Compact sublists *\/\n  .psi-content.alt ul.compact li { margin:.35em 0; }\n\n  \/* Optional micro dividers inside dense sections *\/\n  .psi-content.alt .micro { border-top:1px solid #eef4fc; padding-top:.75rem; margin-top:.75rem; }\n\n  \/* Simple specs table *\/\n  .psi-content.alt .spec-table {\n    width:100%;\n    border-collapse:collapse;\n    margin:.8rem 0 1rem;\n    font-size:.97em;\n  }\n  .psi-content.alt .spec-table th,\n  .psi-content.alt .spec-table td {\n    border:1px solid #e6eef9;\n    padding:.65rem .75rem;\n    text-align:left;\n    vertical-align:top;\n  }\n  .psi-content.alt .spec-table th {\n    width:38%;\n    background:#f4f8fd;\n    color:#003366;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"psi-content alt\"\u003e\n\n\u003ch1\u003eAqua Pro 20″ x 4.5″ Grey Housing — 1″ BSP Stainless Steel Ports\u003c\/h1\u003e\n\n\u003cp class=\"card\" style=\"margin: .6rem 0 1.2rem;\"\u003e\nA heavy-duty \u003cstrong\u003e20″ x 4.5″ Big Blue style filter housing\u003c\/strong\u003e designed for high-flow filtration and longer cartridge life.\nThis model features a durable \u003cstrong\u003egrey housing\u003c\/strong\u003e with \u003cstrong\u003estainless steel 1″ BSP ports\u003c\/strong\u003e, making it a strong option for larger domestic, rural and light commercial water filtration setups.\n\u003c\/p\u003e\n\n\u003cdiv class=\"section\"\u003e\n  \u003ch2\u003eWhy Choose This Housing?\u003c\/h2\u003e\n  \u003cul class=\"ticks\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-capacity 20″ x 4.5″ housing\u003c\/strong\u003e — suits Big Blue style cartridges for longer run time and higher dirt-holding capacity.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStainless steel 1″ BSP ports\u003c\/strong\u003e — strong, durable connection points for reliable plumbing.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGrey housing design\u003c\/strong\u003e — a practical, professional-looking housing for larger filtration installations.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-flow capability\u003c\/strong\u003e — housing rated up to \u003cstrong\u003e160 litres per minute\u003c\/strong\u003e maximum flow without cartridge fitted.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAustralian certified\u003c\/strong\u003e — certified to \u003cstrong\u003eAS3497:2021\u003c\/strong\u003e in accordance with \u003cstrong\u003eAS\/NZS 3707\u003c\/strong\u003e.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFlexible install options\u003c\/strong\u003e — bracket and spanner can be added depending on how you’re mounting and servicing.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"section\"\u003e\n  \u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n  \u003ctable class=\"spec-table\"\u003e\n    \u003ctr\u003e\n      \u003cth\u003eHousing Size\u003c\/th\u003e\n      \u003ctd\u003e20″ x 4.5″\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eCartridge Size\u003c\/th\u003e\n      \u003ctd\u003e20″ x 4.5″ Big Blue style cartridges\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003ePorts\u003c\/th\u003e\n      \u003ctd\u003e1″ BSP stainless steel ports\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003ePressure Rating\u003c\/th\u003e\n      \u003ctd\u003e0–620 kPa\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eTemperature Rating\u003c\/th\u003e\n      \u003ctd\u003e0.5°C – 37.8°C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eMaximum Flow\u003c\/th\u003e\n      \u003ctd\u003e160 L\/min*\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eInitial Pressure Drop at Flow\u003c\/th\u003e\n      \u003ctd\u003e10 kPa @ 57 L\/min\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003cp class=\"subtle\"\u003e\n    *Maximum flow measured without cartridge. Refer to the cartridge specifications for actual flow rates.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"section\"\u003e\n  \u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n  \u003cul class=\"compact\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAqua Pro 20″ x 4.5″ grey housing\u003c\/strong\u003e with \u003cstrong\u003e1″ BSP stainless steel ports\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli class=\"subtle\"\u003e\n\u003cstrong\u003eOptional add-ons:\u003c\/strong\u003e stainless steel mounting bracket, housing spanner\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"section\"\u003e\n  \u003ch2\u003eInstallation \u0026amp; Care Notes\u003c\/h2\u003e\n  \u003cul class=\"compact\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProtect from direct sunlight\u003c\/strong\u003e — install in a shaded location or in a weather-protected enclosure.\u003c\/li\u003e\n    \u003cli\u003eIf adding the \u003cstrong\u003eoptional housing spanner\u003c\/strong\u003e, it makes cartridge changes and servicing much easier.\u003c\/li\u003e\n    \u003cli\u003eCartridge selection depends on your water and what you want to reduce, such as sediment, taste, odour, chlorine, chemicals or other contaminants.\u003c\/li\u003e\n    \u003cli\u003eActual system flow will depend on the cartridge fitted, incoming water pressure and plumbing setup.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"section\"\u003e\n  \u003ch2\u003eWarranty\u003c\/h2\u003e\n  \u003cp class=\"card\"\u003e\n    Covered by PSI warranty support for peace of mind.\n    \u003ca href=\"https:\/\/psifilters.com.au\/pages\/Warranty\" title=\"Warranty Information\" rel=\"noopener\" target=\"_blank\"\u003eView warranty details\u003c\/a\u003e.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"section\"\u003e\n  \u003ch2\u003eNeed Help Choosing a Cartridge?\u003c\/h2\u003e\n  \u003cp\u003e\n    If you’re unsure which cartridge suits your water and housing setup, check our guide here:\n    \u003ca href=\"https:\/\/psifilters.com.au\/pages\/Water-Filter-Selection-Help\" title=\"Selection Advice\" rel=\"noopener\" target=\"_blank\"\u003e\n      Click here for selection advice\n    \u003c\/a\u003e\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"PSI Water Filters Australia","offers":[{"title":"No Thanks \/ No Thanks","offer_id":45000099234000,"sku":"PSI003977","price":135.0,"currency_code":"AUD","in_stock":true},{"title":"No Thanks \/ Yes Please - Add $15","offer_id":45000117649616,"sku":"PSI003977 \u0026 PSI003101","price":140.0,"currency_code":"AUD","in_stock":true},{"title":"White Poweder Coated - Add $16 \/ No Thanks","offer_id":45000099266768,"sku":"PSI003977","price":151.0,"currency_code":"AUD","in_stock":true},{"title":"White Poweder Coated - Add $16 \/ Yes Please - Add $15","offer_id":45000117682384,"sku":"PSI003977 \u0026 PSI003101","price":166.0,"currency_code":"AUD","in_stock":true},{"title":"Stainless Steel - Add $25 \/ No Thanks","offer_id":45000099299536,"sku":"PSI003977","price":160.0,"currency_code":"AUD","in_stock":true},{"title":"Stainless Steel - Add $25 \/ Yes Please - Add $15","offer_id":45000117715152,"sku":"PSI003977 \u0026 PSI003101","price":175.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/7498\/9520\/files\/bigblue-grey-ssports-2.jpg?v=1776926756","url":"https:\/\/psifilters.com.au\/products\/aqua-pro-20x4-5-big-blue-housing-grey","provider":"PSI Water Filters Australia","version":"1.0","type":"link"}