Diagnosis
Sewer and drain problems
Understand recurring backups, roots, breaks, offsets, collapsed lines, camera inspections, hydro jetting, and trenchless options.
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Plumbing Knowledgebase | New Flow Plumbing
Practical plumbing information, professional guidance, and a clear next step for homeowners and businesses across the San Fernando Valley and Los Angeles County.
The New Flow resource center
Clear answers before you call.
Use practical guidance for simple home plumbing care, sewer diagnosis, emergency decisions, and ongoing maintenance planning. When the problem is beyond a safe DIY step, we make the next professional step clear.
Home systems
Water heaters and leaks
Learn what to check, when to shut down equipment, and which symptoms need qualified repair support.
Read the water-heater guide
Act quickly
Emergency plumbing guidance
Shutoff locations, gas odors, burst pipes, toilet overflows, sewage backups, and the first steps to reduce damage.
Open emergency guide
Service planning
Home and commercial care
Plan inspections, recurring maintenance, property-manager workflows, and priority service around the needs of the site.
View care plansPractical guide library
Start with the symptom. Finish with a safer next step.
Use these homeowner-friendly guides for simple maintenance, early warning signs, and better conversations with a professional. If water is uncontrolled, sewage is backing up, or gas is involved, skip the DIY steps and call immediately.
DIY guide
Clean a faucet aerator
Restore flow and remove mineral buildup without damaging the fixture or finish.
- Shut off or cover the drain first.
- Soak the screen before replacing it.
DIY guide
Clean a shower head
Improve spray quality safely and recognize when corrosion or a damaged fitting needs a pro.
- Start with a gentle soak and soft brush.
- Stop if the connection begins to twist.
DIY inspection
Check your water heater
Review safe first checks before scheduling water-heater repair or replacement.
- Look for leaks, corrosion, and unusual sounds.
- Do not open panels or touch gas controls if unsure.
DIY installation
Install a TUSHY bidet
Use a careful shutoff-and-test process to reduce leak risk around a new bidet attachment.
- Confirm the shutoff and thread sizes.
- Test every connection before leaving the fixture in service.
Safety guide
Drano or a cleanout?
Learn when a simple clog is different from a main-line emergency and why repeated chemicals can complicate repair.
- Protect eyes and skin around drain chemicals.
- Call when multiple fixtures are affected.
DIY guide
Choose the right plunger
Use a flat cup plunger for sinks and a flanged plunger for toilets, then make a safe seal before testing the drain.
- Match the tool to the fixture.
- Stop for sewage, multiple backups, or a hard blockage.
Emergency prep
Find your water shutoff
Know where common shutoff valves are located before a leak becomes a larger water-damage event.
- Check the meter, garage, and exterior wall.
- Turn only what you can reach safely.
Diagnosis
When a slow drain needs a camera
Recurring backups and several affected fixtures can point to a problem beyond one trap or branch line.
- Note which fixtures back up first.
- Ask for evidence before approving excavation.
Ongoing care
Home and commercial plans
Build a maintenance rhythm around fixtures, water heaters, sewer lines, tenant needs, and priority response.
- Track recurring symptoms before they escalate.
- Plan inspections around access and occupancy.
Planning guide
What does burst pipe repair cost?
Understand the factors that affect emergency pipe repair, access, materials, water damage, and the next decision.
- Separate emergency stabilization from permanent repair.
- Ask what is included in the estimate.
Troubleshooting guide
Why does my water heater sound like it is running?
Learn what common sounds can indicate, which checks are safe, and when the equipment should be inspected.
- Notice whether the sound is new or constant.
- Shut down equipment only when it is safe to do so.
Sewer guide
When toilet waste comes back
Review common causes of recurring toilet backups and the clues that point beyond a single fixture.
- Compare what happens at other fixtures.
- Do not keep flushing when wastewater is rising.
Browse by topic
Useful information for the next decision.
Start with the symptom or project that matches what is happening at your property.
Frequently asked questionsFast answers about emergencies, drains, sewer lines, and water heaters →Camera-first diagnosisSee when an inspection can identify the problem before excavation →Drain cleaning and hydro jettingUnderstand cleaning options and when a line should be evaluated first →Trenchless sewer repairCompare lining, bursting, and traditional replacement paths →Leaks and water damageRecognize warning signs and reduce damage while help is on the way →Local service areasSearch by city or ZIP code for nearby service information →
When water will not wait
Know when to stop troubleshooting.
For uncontrolled water, sewage, a burst pipe, gas odor, or water near electrical equipment, protect people first, shut off what you can safely reach, and call immediately.