Description
Upgrade 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.
What this adapter does for you
- Converts a standard 1.5" pump thread (MBT) to a 2" MBT union connection, simplifying upgrades and maintenance.
- Threads 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.
- This 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.
- Designed by Gecko Alliance, drawing on 25+ years of expertise in spa interfaces and controls to ensure intuitive installation and reliable performance.
Who should consider this adapter?
- Spa and hot tub technicians upgrading older pumps to larger unions for improved flow and serviceability.
- Homeowners replacing worn or mismatched adapters who want a straightforward, durable solution from a trusted spa tech brand.
- Anyone assembling or reconfiguring Gecko AquaFlo systems that require a 2" union connection on the pump side.
Key benefits you’ll notice
- Enhanced compatibility: bridges a 1.5" pump thread to a 2" union, expanding integration options within Gecko AquaFlo ecosystems.
- Designed for reliability: Gecko’s focus on user-friendly design and robust interfaces translates to fewer service calls and more dependable operation.
- Flexible installation: MBT and slip options on the mating ends (A and B) provide straightforward alignment with standard spa plumbing configurations.
Practical setup tips
- Ensure the pump thread is clean and free of debris before threading on the adapter for a proper seal.
- Attach the matching 2" pump union on the opposite side, tightening securely to prevent leaks.
- For 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.
- Regularly inspect the connection during initial operation and after routine spa maintenance to confirm a tight, leak-free fit.
Gecko 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.
| Union Fitting Type | Adapter |
| Union Fitting Application | Pump 1-1/2" |
| Plumbing Connection Size "A" | 1-1/2", 2" |
| Plumbing Connection Type "A" | Male Buttress Thread (mbt), Slip (s) |
| Plumbing Connection Size "B" | 1-1/2", 2" |
| Plumbing Connection Type "B" | Male Buttress Thread (mbt), Slip (s) |
| Manufacturer | AquaFlo/Gecko |
| WHY USE GECKO PRODUCTS? |
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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. |
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