Blu Shield U-BLoX 3812 For 3/8” and 1/2” PW Hose Assemblies (RT-30-2)

Brand: Blubird
SKU: BLB-UB3812
MPN: UB3812

Features & Benefits

The U-BLoX UB3812 is a robust union block designed for connecting 3/8" and 1/2" pressure washer hoses. Constructed from high-grade aluminum, this fitting ensures durability and reliable performance in demanding high-pressure environments. Its compact design allows for easy installation and maneuverability, making it a versatile solution for various cleaning applications. The UB3812 is engineered to withstand high working pressures, providing a secure and leak-free connection for efficient pressure washing.


This union block is an essential component for any pressure washing setup, enabling a seamless connection between different-sized hoses. The aluminum construction not only provides strength but also offers resistance to corrosion, ensuring a long service life. With a focus on performance and durability, the U-BLoX UB3812 is a valuable addition to your pressure washing equipment, enhancing your cleaning efficiency and effectiveness.



  • Designed for 3/8" and 1/2" pressure washer hose assemblies
  • Supports 6000 PSI working pressure
  • 24000 PSI burst pressure
  • Pressure-tested at 1.5x working pressure for 48 hours