Everbilt 3/8 in. x 1/4 in. OD Compression Brass Reducing Coupling Fitting 801229 - The Home Depot

Lead-free brass compression adapters are designed for higher pressure applications and easily connect two different-sized pipes. This fitting comes with a brass insert which helps form a tighter seal inside the tube. Boasting a corrosion-resistant brass construction, the adapter conforms to NSF 61 and 372 and is registered in Mass.

Everbilt 3/8 in. x 3/8 in. Comp Brass Coupling 800759 - The Home Depot

Everbilt 1/4 in. OD Compression x 3/8 in. FIP Brass Adapter Fitting 800909 - The Home Depot

This LTWFITTING Compression Unions are made of brass for durable. Designed for use with aluminum, copper and plastic tubing. Not for use with steel tubing. Plastic tubing requires NPT insert and opt sleeve. This fitting connects to tubing on both ends.

LTWFITTING 5/8 in. O.D. x 3/8 in. O.D. Brass Compression Reducing Coupling Fitting (5-Pack)

Ironwerks Designs 1/8 in. OD Compression Brass Union Fitting (10-Pack) BCU.1-8.10 - The Home Depot

Lead-free brass compression adapters are designed for higher pressure applications and easily connect two different-sized pipes. This fitting comes

1/2 in. x 3/8 in. Female OD Compression Brass Reducing Coupling Fitting

Homewerks Worldwide 1/2 in. OD COMP x 1/2 in. OD COMP x 3/8 in. OD COMP Brass Extender Tee Valve VETOEMB4C-Z - The Home Depot

LTWFITTING 3/8 in. OD Comp x 1/2 in. FIP Brass Compression Adapter Fitting (5-Pack) HF666805 - The Home Depot

Everbilt 1/4 in. OD Compression x 3/8 in. Flare Brass Adapter Fitting 800779 - The Home Depot

This plumbing pipe coupling is lead free and made of durable, corrosion resistant brass. It's used to connect 2 lengths of pipe either of the same

Everbilt 1/4 in. OD Compression x 1/8 in. FIP Brass Adapter Fitting 800529 - The Home Depot