{"product_id":"gecko-aquaflo-pump-union-adapter-2-inch-mbt-to-one-and-one-half-inch-mbt-without-o-ring-for-marine-aquarium-plumbing","title":"Gecko AquaFlo Pump Union Adapter 2 Inch MBT To One And One Half Inch MBT Without O Ring For Marine Aquarium Plumbing","description":"\u003cdiv\u003e\n\u003cp\u003eUpgrade your spa plumbing with the Gecko AquaFlo Pump Union Adapter, model 50100120. This version is engineered to connect a 1-1\/2\" pump thread to a 2\" Gecko AquaFlo union, delivering a seamless, dependable transition that keeps your spa system running smoothly.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhat this adapter does for you\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eConverts a standard 1.5\" pump thread (MBT) to a 2\" MBT union connection, simplifying upgrades and maintenance.\u003c\/li\u003e \u003cli\u003eThreads directly onto the pump, allowing immediate attachment of a 2\" pump union for a secure, leak-resistant seal when paired with the appropriate mating components.\u003c\/li\u003e \u003cli\u003eThis W\/O-Ring variant ships without an O-ring; if you need the O-ring-inclusive option, see the 50100130 version designed for that configuration.\u003c\/li\u003e \u003cli\u003eDesigned by Gecko Alliance, drawing on 25+ years of expertise in spa interfaces and controls to ensure intuitive installation and reliable performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho should consider this adapter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eSpa and hot tub technicians upgrading older pumps to larger unions for improved flow and serviceability.\u003c\/li\u003e \u003cli\u003eHomeowners replacing worn or mismatched adapters who want a straightforward, durable solution from a trusted spa tech brand.\u003c\/li\u003e \u003cli\u003eAnyone assembling or reconfiguring Gecko AquaFlo systems that require a 2\" union connection on the pump side.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eKey benefits you’ll notice\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnhanced compatibility: bridges a 1.5\" pump thread to a 2\" union, expanding integration options within Gecko AquaFlo ecosystems.\u003c\/li\u003e \u003cli\u003eDesigned for reliability: Gecko’s focus on user-friendly design and robust interfaces translates to fewer service calls and more dependable operation.\u003c\/li\u003e \u003cli\u003eFlexible installation: MBT and slip options on the mating ends (A and B) provide straightforward alignment with standard spa plumbing configurations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical setup tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnsure the pump thread is clean and free of debris before threading on the adapter for a proper seal.\u003c\/li\u003e \u003cli\u003eAttach the matching 2\" pump union on the opposite side, tightening securely to prevent leaks.\u003c\/li\u003e \u003cli\u003eFor the O-ring version, use the corresponding 50100130 component to achieve a gasketed seal; for this W\/O-Ring variant, verify gasket requirements with your system’s configuration.\u003c\/li\u003e \u003cli\u003eRegularly inspect the connection during initial operation and after routine spa maintenance to confirm a tight, leak-free fit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eGecko Alliance products are built to deliver meaningful user experiences with proven performance. If you’re cataloging Gecko AquaFlo components for a complete spa upgrade, this Pump Union Adapter offers a precise, dependable pathway from a 1.5\" pump to a 2\" union without unnecessary complexity. For broader Gecko AquaFlo compatibility and availability, our team is ready to help with product recommendations and technical guidance.\u003c\/p\u003e \u003cbr\u003e \u003ctable class=\"margintop4\" style=\"width: 644px; height: 258px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 283.172px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl0_labelAttributeName\"\u003eUnion Fitting Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 344.828px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl0_labelAttributeValue\"\u003eAdapter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 283.172px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl1_labelAttributeName\"\u003eUnion Fitting Application\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 344.828px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl1_labelAttributeValue\"\u003ePump 1-1\/2\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 283.172px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl2_labelAttributeName\"\u003ePlumbing Connection Size \"A\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 344.828px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl2_labelAttributeValue\"\u003e1-1\/2\", 2\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 283.172px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl3_labelAttributeName\"\u003ePlumbing Connection Type \"A\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 344.828px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl3_labelAttributeValue\"\u003eMale Buttress Thread (mbt), Slip (s)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 283.172px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl4_labelAttributeName\"\u003ePlumbing Connection Size \"B\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 344.828px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl4_labelAttributeValue\"\u003e1-1\/2\", 2\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 283.172px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl5_labelAttributeName\"\u003ePlumbing Connection Type \"B\"\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 344.828px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl5_labelAttributeValue\"\u003eMale Buttress Thread (mbt), Slip (s)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 283.172px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl6_labelAttributeName\"\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 344.828px;\"\u003e\u003cspan id=\"_ctl0__ctl0_listviewSpecificationAttributes_ctrl6_labelAttributeValue\"\u003eAquaFlo\/Gecko\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003cbr\u003e \u003ctable border=\"0\" cellpadding=\"5\" cellspacing=\"5\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"60%\"\u003e\u003cspan class=\"bspotext12h\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eWHY USE GECKO PRODUCTS?\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"15%\"\u003e\u003c\/td\u003e\n\u003ctd width=\"25%\" valign=\"top\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"3\"\u003e\n\u003cp\u003e\u003cspan class=\"bspotext8n\"\u003e At Gecko, understanding the spa users environment and expectations is key in the process of designing and making the perfect control systems, intuitive keypads, powerful but efficient pumps and value-added accessories for spas. When a user touches a button, presses a key or clicks on a link, he already expects how his spa, the product of Gecko customers, should respond to his commands. He is validating, at each interaction, the quality of the experience he associates with his spa. Gecko Alliance has been providing that high level quality products and service to their customers for almost three decades. Their products are some of the most reliable products made in the industry today. Gecko Alliance products are a great affordable alternative to Balboa Water Group products.\u003cbr\u003e \u003cbr\u003e Bath \u0026amp; Spa Parts Online carries a large line of Gecko Alliance products, readily available for immediate delivery. If you have any questions about their products, please feel free to ask us for assistance. You can reach our Product Specialists via telephone, chat or e-mail during normal business hours.\u003cbr\u003e \u003cbr\u003e We also have a comprehensive database of \u003ca href=\"\/support\"\u003e\u003cspan class=\"bspotext8bl\"\u003eGecko Alliance and AquaFlo By Gecko Product Product Manuals and Instruction Sheets\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cspan class=\"bspotext8n\"\u003e. \u003cbr\u003e \u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Gecko Alliance","offers":[{"title":"Default Title","offer_id":40241250598954,"sku":"50100120","price":16.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/4014\/1354\/products\/89-402-1126_XL.jpg?v=1769976094","url":"https:\/\/bathparts.com\/products\/gecko-aquaflo-pump-union-adapter-2-inch-mbt-to-one-and-one-half-inch-mbt-without-o-ring-for-marine-aquarium-plumbing","provider":"Bath \u0026 Spa Superstore","version":"1.0","type":"link"}