3/8” Tube x 1/2” Hose Stem Adaptor

John Guest PI251216S 3/8” Tube x 1/2” Hose Stem Adaptor

The genuine John Guest PI251216S adaptor is designed to connect 3/8” OD rigid tubing to 1/2” flexible hose in drinks dispense, water and gas line systems.

Manufactured from high-quality grey acetal, this push-fit fitting provides a secure, reliable and leak-resistant connection while allowing quick installation without specialist tools.

Widely used in commercial cellar systems, home bars, water filtration setups and beverage dispense applications, this adaptor is ideal when transitioning from rigid tubing to larger flexible hose.

The trusted John Guest push-fit design makes maintenance and installation fast and straightforward, helping create a neat and professional dispense setup.

Features

• Genuine John Guest PI251216S fitting
• 3/8” push-fit tube connection
• 1/2” hose stem connection
• Durable grey acetal construction
• Quick push-fit installation
• Suitable for food and beverage use
• Reliable leak-resistant connection
• Ideal for drinks dispense and water systems

Common Uses

• Beer and lager dispense systems
• Home bar installations
• Cellar and cooling systems
• Water filtration equipment
• Beverage and gas line setups
• Connecting rigid tubing to flexible hose

Compatibility

Suitable for use with:

• 3/8” OD tubing
• 1/2” flexible hose
• John Guest push-fit systems
• Drinks dispense and water applications

Product Specifications

• Brand: John Guest
• Manufacturer Part Number: PI251216S
• Connection 1: 3/8” Push Fit
• Connection 2: 1/2” Hose Stem
• Material: Grey Acetal
• Food Safe: Yes
• Application: Drinks Dispense, Water & Beverage Systems