How to Flare Copper Tubing: An Oak Park Guide

2026-03-24

Plumbing Guide

A flare is a widened, cone-shaped end on soft copper tubing that seals against a fitting, and it is common on gas and refrigerator lines. A clean, even flare is what makes the joint leak-free.

How to Flare Copper Tubing: An Oak Park Guide

The cut

Cut the soft copper square, then slide the flare nut onto the tube before you do anything else.

The tool

Clamp the tube in the flare block at the right height, then tighten the cone to press the flare into shape.

The check

The flare should be even and centered with no cracks, and a cracked flare means the joint will leak.

The use

Flare fittings seal metal to metal, so they need no tape or dope. freezing winters put stress on exposed lines, and many older homes still have aging galvanized pipes In Oak Park, gas lines demand a perfect flare.

The nut

Slide the flare nut on before you flare the tube, because the flare will not fit through it afterward. It is the step everyone forgets once.

The call

If the flare is not perfect, redo it. Call 888-217-3585 and Oak Park Plumbing Pros will match you with an Oak Park pro.

Plumbing in Oak Park: what to know

In Oak Park, freezing winters put stress on exposed lines, and many older homes still have aging galvanized pipes. Pros in our network know the local quirks and bring the right parts on the first visit.

Across Cook County — from River Forest, Forest Park and Elmwood Park to ZIP codes like 60301, 60302, 60304 — homeowners deal with the same kinds of issues. The tips above apply locally, and when a job goes beyond a quick fix, a vetted local pro is only a call away.

Need a hand in Oak Park?

If a plumbing issue is beyond a quick fix, don't wait for it to get worse. Call 888-217-3585 and Oak Park Plumbing Pros will match you with a vetted local pro — usually within minutes. Learn more about plumbing help in Oak Park.

Plumbing emergency or urgent repair? Call now.

Call 888-217-3585 and we'll match you with a vetted plumbing pro in Oak Park — usually within minutes.

Emergency? Call Now888-217-3585
Emergency? Call Now888-217-3585