{"product_id":"atlas-za1800645l-whole-house-water-filtration-system","title":"Atlas za1800645l Whole House Water Filtration System","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe ATLAS za1800645l is a point-of-entry water filtration housing kit designed for whole-house and light commercial water treatment applications. The housing accommodates 4.5-inch wide by 20-inch long filter cartridges, placing it in the Big Blue class of housings commonly specified for high-flow residential and small commercial systems. The kit ships complete with the hardware and accessories needed for a standard installation, reducing trips to the supply house. It is typically installed by licensed plumbers or water treatment technicians at the main water service entry point, upstream of all distribution lines.\u003c\/p\u003e\n\u003cp\u003eThis filtration housing is suited for residential point-of-entry installations as well as light commercial applications where a single filtration stage is required before water reaches fixtures, appliances, or process equipment. The 4.5-inch by 20-inch cartridge size supports a wide range of filter media types, including sediment, carbon block, and specialty media, making this housing adaptable to varying water quality conditions. Its included dual-gauge ports allow monitoring of inlet and outlet pressure to track cartridge loading over time.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 4.5-inch wide by 20-inch long filter cartridges for high-flow capacity\u003c\/li\u003e\n  \u003cli\u003eIncludes mounting bracket for wall or structural surface installation\u003c\/li\u003e\n  \u003cli\u003eShips with housing wrench for safe cartridge change-out\u003c\/li\u003e\n  \u003cli\u003eTwo pressure gauges included for differential pressure monitoring across the housing\u003c\/li\u003e\n  \u003cli\u003eBrass insert included for durable threaded port connection\u003c\/li\u003e\n  \u003cli\u003eDrain kit included to facilitate cartridge servicing and housing flush\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a point-of-entry whole-house or light commercial filtration housing compatible with standard 4.5-inch by 20-inch Big Blue style filter cartridges.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a licensed plumber in accordance with local plumbing codes and IPC guidelines. Shut off the main water supply and relieve system pressure before assembling or servicing the housing. Apply the included lubricant to the housing O-ring at each cartridge change to maintain a proper seal and prevent leaks. Mount the housing using the included bracket on a structurally sound surface, ensuring the unit is accessible for routine cartridge replacement and pressure gauge monitoring.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHousing Width\u003c\/strong\u003e: 4.5 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHousing Length\u003c\/strong\u003e: 20 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Whole house and light commercial point-of-entry filtration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded Accessories\u003c\/strong\u003e: Mounting bracket, wrench, lubricant, brass insert, 2 pressure gauges, 1 drain kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: ATLAS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: za1800645l\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ATLAS","offers":[{"title":"Default Title","offer_id":51620393320754,"sku":"ZA1800645L","price":273.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/f07f3ec0da213134c84aac13cfa2cd07.jpg?v=1787342623","url":"https:\/\/voomisupply.com\/products\/atlas-za1800645l-whole-house-water-filtration-system","provider":"Voomi Supply","version":"1.0","type":"link"}