Plumbing Troubleshooting
Pipes Hammering or Banging?
Loud bang when faucets close? Washer or dishwasher starting sends pipes shaking? Water hammer. Fixable + important, can damage pipes over time. CFC1431159.
Quick Answer
Pipe hammering = water hammer. Happens when fast-closing valves (washing machine solenoids, ice makers, dishwashers, single-lever faucets) stop water suddenly, sending pressure wave that bangs pipes. Fix: Water hammer arrestor install $279. Chronic water hammer damages pipes + loosens fittings. If whole house affected: high water pressure issue, pressure reducing valve $399. Call (813) 343-2212.
3 Causes of Water Hammer
Fast-Closing Valves
Symptom: Bang when washer/dishwasher turns on or off.
Water hammer arrestor install $279 (absorbs pressure spike).
High Water Pressure (Whole House)
Symptom: Banging from multiple fixtures. Tampa city water often over 80 PSI.
Pressure reducing valve install $399. Tests should show 50-70 PSI ideal.
Loose Pipes in Walls
Symptom: Physical banging from pipes hitting wall studs.
Pipe strapping/securing. Often requires drywall access. $499-$899.
What to Do Right Now
- Test pressure: $10 hose bib gauge. Should be 50-70 PSI.
- If over 80 PSI: PRV install ($399) fixes most hammer.
- If only specific appliances cause it: arrestor at that fixture ($279).
- Ignored water hammer damages pipe joints over years.
FREE diagnosis. Hammer arrestor: $279. PRV install: $399. Complex pipe securing: $499-$899.
FAQ
Dangerous to ignore?
Not immediately but progressive. Over 5-10 years, water hammer loosens fittings, cracks pipes. Fix = cheap insurance.
Can I buy an arrestor myself?
They exist at Home Depot $20-$50. Installation requires pipe cutting/threading. DIY possible if experienced.
Why Tampa high pressure?
Municipal water delivery often 80-100 PSI. Homeowner responsibility to reduce at main with PRV. Many Tampa homes never had one.
Newer house still hammering?
New washers/dishwashers have faster solenoids = more hammer. Arrestor install at those fixtures.