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How do you replace washing machine supply hoses?

Updated August 2026

15–20 minutes · Easy DIY

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Two hoses, 15 to 20 minutes, and $15–25 for a braided stainless pair: close both valves, unscrew the old hoses into a bucket, seat fresh rubber washers, and thread the new ones on hand-tight plus a quarter turn with pliers. Replace them every 5 years whether they look bad or not, because a rubber supply hose fails from the inside where you cannot see it. These lines hold full house pressure 24 hours a day, and a burst one is among the most expensive water losses a home can have.

What you need

Before you start: This is a water-damage job, so treat the valves as the real hazard. Know where the main shutoff is before you loosen anything, and expect an old multi-turn valve to weep at the packing nut once you move it after years of sitting; a quarter turn on the packing nut usually stops it. Never leave the machine running unattended after a hose change until you have watched one full cycle. If you shut the supply valves between loads to relieve pressure, use a single-lever box rather than exercising two gate valves hundreds of times, because that is how valves wear out.

Steps

  1. Close the hot and cold valves behind the washer, clockwise until they stop. A single-lever laundry box shuts both with one push down.
  2. If a valve will not close, weeps at the stem, or spins without resisting, stop and shut the main water valve for the house. A frozen laundry valve is its own repair and it is worth knowing now rather than mid-swap.
  3. Unplug the washer and pull it forward far enough to reach both connections comfortably.
  4. Put the bucket underneath, then loosen the valve end of each hose first with pliers and let the standing water drain out. Expect about a quart per hose, more on a long run.
  5. Unscrew both ends of each hose and note which line feeds which inlet. Hot is nearly always the left valve to the inlet marked H on the machine.
  6. Check that a rubber washer is seated flat inside each coupling of the new hoses, one per end. Two stacked washers will not seal, and a washer that has slipped its groove is the most common cause of a fresh leak.
  7. Thread each coupling on by hand until it stops, keeping it square so it cannot cross-thread, then add a quarter turn with the pliers. Over-tightening crushes the washer and creates the leak you were preventing.
  8. Open the valves slowly, watch all four joints for a full minute, dry each one with a paper towel, then check again. A weep shows up as a bead within 60 seconds.
  9. Push the washer back with the hoses in a gentle loop instead of crushed against the wall, run a full cycle, and check the floor underneath afterward. Date a strip of tape on one hose so the next replacement is not a guess.

Or hire it out

A plumber or handyman charges $100–200 including the hoses, and often folds it into another visit for less. Add $150–300 if a corroded laundry valve has to be replaced at the same time.

Done. Now the part everyone skips: doing it again on schedule. Log it in OnOtto and the next reminder for washer hose replacements sets itself.

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Frequently asked questions

How long do washing machine hoses really last?

Standard reinforced rubber hoses hold up 3 to 5 years, and braided stainless goes 5 to 8. The practical rule is to replace at 5 years regardless of type and appearance, because these fail from internal degradation and the outside looks fine right up until it does not. Replace immediately at any sign of bulging, rust at the couplings, cracking at the bend, or dampness at a fitting. More detail sits on how long a washing machine hose lasts.

Are braided stainless hoses actually burst-proof?

No, and the marketing oversells them. The steel braid is a jacket over the same rubber core, and the usual failure point is the coupling, not the hose body. Look for full brass couplings rather than plated plastic, and for a listing that names a burst rating. The best upgrade beyond the hose itself is an auto-shutoff valve or a $20–40 leak sensor set on the floor behind the machine, which catches the slow drip that precedes most bursts.

Should I turn the water off after every load?

It is genuinely the safest habit, and it is why single-lever laundry boxes exist: one motion, both lines, no wear on the individual valves. With two separate multi-turn valves the trade-off is real, because hundreds of cycles wears the stems and creates a leak of its own. If you travel, at minimum shut them before any trip longer than a weekend. A washer left pressurized in an empty house is how a small failure becomes a ceiling.

What does a burst hose cost if it happens?

A supply line moves several gallons a minute and it does not stop, so the bill scales with how long the house is empty. Restoration on a first-floor laundry commonly lands in the $5,000–15,000 range once flooring, drywall, and drying equipment are counted, and a second-floor laundry over finished space runs higher. Set against $15–25 and 15 minutes every 5 years, see the full ladder at the cost of never replacing washing machine hoses.

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