Carvin 1-1/2" MPT x 1-1/2"–1-1/4" Hose Adapter (31105307R)

Fittings & Valves: Adapters
Carvin/Jacuzzi
31105307R
89-105-1015
COMPARE AT $15.99
OUR PRICE $8.99
STOCK STATUS IN STOCK Ships Usually the Same/Next Business Day
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Under 25 lbs. Contiguous USA
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The Carvin hose adapter is designed for compatible plumbing applications where a 1-1/2 inch MPT connection needs to transition to hose-based plumbing in 1-1/2 inch or 1-1/4 inch formats. An adapter like this is useful because it helps the system accommodate flexible plumbing connections while maintaining a more controlled fit.

This replacement is especially useful when the original adapter is cracked, leaking, worn, or no longer supporting the hose connection correctly. Replacing it can help restore a cleaner plumbing path and improve confidence in the transition between rigid and flexible sections.

The 31105307R is a practical replacement fitting for compatible Carvin or Jacuzzi systems that need renewed hose-transition support and dependable plumbing performance.

  • Carvin hose adapter
  • 1-1/2 inch MPT to 1-1/2 inch or 1-1/4 inch hose design
  • Helps support flexible plumbing transitions
  • Useful when the original adapter is damaged or leaking
  • Supports cleaner and more dependable connection fitment
Carvin / Jacuzzi – Spa Pumps, Filters, Jets and Pool & Spa Equipment
Who is Carvin / Jacuzzi?

Carvin, associated with the globally recognized Jacuzzi brand, is a leading manufacturer of pool and spa equipment known for innovation in hydrotherapy and water management. With decades of experience, Jacuzzi has become one of the most recognized names in the industry, while Carvin has built a strong reputation for producing high-performance components used in pools, spas, and hot tubs worldwide. Together, they represent a legacy of quality, reliability, and advanced engineering.

What products does Carvin / Jacuzzi specialize in?

Carvin / Jacuzzi specializes in pumps, filtration systems, spa jets, heaters, and water circulation components. Their product lineup includes high-performance pool and spa pumps, cartridge and sand filters, jet systems, and replacement parts designed to support efficient water flow and hydrotherapy performance. These components are commonly used in both new installations and replacement applications.

Why choose Carvin / jacuzzi parts for your pool or spa?

Carvin / Jacuzzi products are known for durability, performance, and trusted brand recognition. Their equipment is engineered to deliver consistent water circulation, effective filtration, and reliable hydrotherapy. Pool professionals and homeowners choose Carvin / Jacuzzi for dependable components that enhance system efficiency, extend equipment life, and maintain a premium spa experience.

How do you identify and choose the correct Carvin / Jacuzzi part?

To select the correct Carvin / Jacuzzi part, it’s important to match your system specifications, including pump model, filter type, jet configuration, and connection sizes. Checking part numbers and equipment labels ensures compatibility and proper performance. Choosing the right component helps maintain efficient operation and prevents system issues.

Need help finding the right Carvin / Jacuzzi part?

At Bath & Spa Parts Online, we carry a wide selection of Carvin / Jacuzzi pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support.

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