Variable Flow Jet (VFJ) – Single Sets
 
Create smooth, natural, and randomized flow with the Variable Flow Jet (VFJ) Single Outlet Sets. Each set is designed to adapt common metric pipe sizes to official Loc-Line systems, providing a clean, modular solution with everything needed in one package.
 
These single sets are ideal for aquarium returns and precision flow applications where controlled, variable output is preferred over harsh, straight flow.
 
Available Sets
Set 1 – 16mm Set
1 × 16mm to 1/4" adapter
3 × 1/4" Loc-Line segments
1 × 1/4" Variable Flow Jet (VFJ)
Set 2 – 20mm Set
1 × 20mm to 1/2" adapter
3 × 1/2" Loc-Line segments
1 × 1/2" Variable Flow Jet (VFJ)
Set 3 – 25mm Set
1 × 25mm to 3/4" adapter
3 × 3/4" Loc-Line segments
1 × 3/4" Variable Flow Jet (VFJ)
Set 4 – 32mm Set
1 × 32mm to 1" adapter
3 × 1" Loc-Line segments
2 × 1" Variable Flow Jets (VFJ)
 
Features
Produces randomized, variable flow patterns
Direct-fit compatibility with official Loc-Line components
Metric-to-inch adapters included
Modular design for easy positioning and adjustment
Durable, snap-fit construction
Ideal for aquariums and custom fluid-routing setups
 
Choose the set that matches your pipe size and upgrade your system with controlled, natural flow using the VFJ.