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Plumbing questions DFW homeowners actually ask

Ryan King, Texas Master Plumber (RMP# 46694), from jobs across 25 Dallas-Fort Worth cities..

Topic
86 questions answered by Master Plumber

Are flushable wipes safe to flush?

Answers / Camera inspection

No, flushable wipes are not safe to flush. Even wipes labeled flushable do not break down the way toilet paper does, which makes them…

Updated 9 October 2026

Can a collapsed sewer pipe be lined?

Answers / Camera inspection

Generally no, a collapsed sewer pipe cannot be lined. Cured in place pipe lining needs a continuous, mostly intact host pipe to form against,…

Updated 8 October 2026

Can any sewer pipe be lined?

Answers / Camera inspection

Almost any sewer pipe can be lined if it still holds its shape and gives the liner a continuous path. Most common materials take…

Updated 7 October 2026

Can cast iron sewer pipe be lined?

Answers / Camera inspection

Yes, cast iron sewer pipe can be lined if the old pipe still holds its round shape. A CIPP liner forms a new jointless…

Updated 12 October 2026

Can concrete sewer pipe be lined?

Answers / Camera inspection

Yes, concrete sewer pipe can be lined, as long as it still holds its round shape. Concrete usually fails from above: sewer gas turns…

Updated 30 September 2026

Can hydro jetting damage cast iron pipes?

Answers / Camera inspection

Hydro jetting can damage cast iron pipe, but mainly when the pipe is already weakened. Sound cast iron handles jetting at the right pressure;…

Updated 12 October 2026

Can Orangeburg sewer pipe be lined?

Answers / Trenchless pipe repair

Rarely. Orangeburg is bituminised fibre pipe, and it usually fails by deforming into an oval rather than cracking, so there is often no round…

Updated 30 September 2026

Can tree roots grow through a lined sewer pipe?

Answers / CIPP pipe lining

No, tree roots cannot grow through a lined sewer pipe when the liner is installed correctly. A cured-in-place liner forms one continuous, jointless pipe…

Updated 8 October 2026

Does homeowners insurance cover a slab leak?

Answers / Water leak detection

Homeowners insurance often covers a slab leak only in part. Most policies pay for the sudden, accidental resulting damage, such as opening the concrete…

Updated 7 October 2026

Does pipe lining reduce the pipe’s diameter?

Answers / Camera inspection

Yes, pipe lining does reduce the pipe diameter slightly, because a cured-in-place liner adds a thin layer to the inside of the existing pipe.…

Updated 6 October 2026

How deep is a residential sewer line buried?

Answers / Camera inspection

How deep a sewer line is buried usually ranges from about 12 inches to several feet, driven mostly by your region and the local…

Updated 8 October 2026

How do I know if my plumbing vent is clogged?

Answers / Camera inspection

The clearest signs are gurgling from drains or toilets, slow drains across several fixtures at once, and sewer smells inside the house. They happen…

Updated 22 September 2026

How do plumbers find an underground water leak?

Answers / Water leak detection

Plumbers find an underground water leak by narrowing it down with several tools rather than one. The usual stack is acoustic listening gear and…

Updated 13 October 2026

How long do sewer lines last?

Answers / Camera inspection

The first thing to do when a pipe bursts is shut off the main water valve to the house, before you mop, move furniture…

Updated 30 September 2026

How long does a CIPP liner take to cure?

Answers / Camera inspection

A CIPP liner usually takes anywhere from a few minutes to several hours to cure, depending on the curing method, the pipe’s diameter and…

Updated 6 October 2026

How long does a pipe liner last?

Answers / Camera inspection

A properly installed CIPP pipe liner is designed to last about 50 years. That number is a design life from lab testing, not an…

Updated 30 September 2026

How long does a sewer line repair take?

Answers / Camera inspection

Most sewer line repairs take one to two days of work when done trenchless, with pipe lining or pipe bursting. A traditional dig-and-replace usually…

Updated 29 September 2026

How long does clay sewer pipe last?

Answers / Trenchless pipe repair

Clay sewer pipe commonly lasts 50 to 60 years, and it almost always fails at the joints rather than along the pipe barrel. Clay…

Updated 30 September 2026

How long does hydro jetting last?

Answers / CIPP pipe lining

Hydro jetting keeps a residential sewer line clear for about one to three years, depending on what caused the buildup. Grease comes back as…

Updated 13 October 2026

How long does hydro jetting take?

Answers / Camera inspection

Hydro jetting a residential sewer line usually takes one to two hours on site, including a camera inspection before and after the jetting. A…

Updated 29 September 2026

How long does PVC sewer pipe last?

Answers / Camera inspection

PVC sewer pipe commonly lasts 50 to 100 years, and the PVC Pipe Association puts its service life beyond 100 years. It outlasts cast…

Updated 9 October 2026

How long does slab leak repair take?

Answers / CIPP pipe lining

Slab leak repair usually takes one day for a spot repair once the leak has been located, and one to two days for a…

Updated 30 September 2026

How much does a sewer line point repair cost?

Answers / CIPP pipe lining

A point repair costs less than lining a full sewer line because it uses a fraction of the liner and resin. Camera inspection to…

Updated 15 September 2026

How much does drain cleaning cost on average?

Answers / Drain cleaning

Drain cleaning costs $100 to $800 in 2026, with a national average around $245 and most jobs landing between $147 and $352. A simple…

Updated 11 September 2026

How much does underground leak detection cost?

Answers / Camera inspection

Underground leak detection cost usually runs about $150 to $600 to locate a hidden line, according to third-party cost guides, before any repair. The…

Updated 9 October 2026

How often should a main sewer line be cleaned?

Answers / Camera inspection

Main sewer line cleaning is commonly recommended every 18 to 24 months for a typical home. Homes with mature trees over the lateral, a…

Updated 6 October 2026

How often should you get your drains cleaned?

Answers / Camera inspection

Most homes whose drains run freely do not need drain cleaning on a fixed schedule. The “once a year” rule on plumber websites comes…

Updated 29 September 2026

How serious is a slab leak?

Answers / Water leak detection

A slab leak is serious. Left alone it does not stop or heal; the water keeps escaping under your foundation and the damage compounds.…

Updated 12 October 2026

Is it OK to flush hair down the toilet?

Answers / Camera inspection

No. Hair does not break down in water the way toilet paper does. It tangles, wraps around anything rough inside the pipe, and catches…

Updated 30 September 2026

Is pipe bursting or pipe lining better?

Answers / CIPP pipe lining

Neither is better for every sewer line. Lining is usually the better choice when the old pipe is still round and aligned, because it…

Updated 29 September 2026

Is the black stuff in my sink drain mold?

Answers / Drain cleaning

That black growth is usually biofilm, a bacterial slime feeding on soap, hair, and food residue, rather than household mold. Scrubbing the visible part…

Updated 23 September 2026

What are the red worms in my toilet?

Answers / Camera inspection

Red worms in a toilet are usually midge larvae, often called bloodworms. Midges lay eggs on still water, and a toilet that sits unused…

Updated 22 September 2026

What are the small black worms in my toilet?

Answers / Camera inspection

They are almost always drain fly larvae, not sewer worms or parasites. Drain flies lay eggs in the slimy film that coats toilet rims,…

Updated 22 September 2026

What causes a sewer line to collapse?

Answers / Camera inspection

What causes a sewer line to collapse is rarely one thing. Old cast iron, clay or Orangeburg pipe corrodes and cracks with age; tree…

Updated 7 October 2026

What causes a slab leak?

Answers / Camera inspection

A slab leak is usually caused by pipe corrosion, abrasion where lines rub against concrete or rebar as they expand, high water pressure, poor…

Updated 8 October 2026

What does a plumbing vent do?

Answers / Camera inspection

A plumbing vent lets air into your drain system and lets sewer gas out above the roof. The air keeps water flowing freely and…

Updated 22 September 2026

What if I don’t have a sewer cleanout?

Answers / Camera inspection

You can still get the line cleared and inspected. Without a cleanout, a plumber reaches the sewer by pulling a toilet or going through…

Updated 29 September 2026

What is a belly in a sewer line?

Answers / Camera inspection

A belly in a sewer line is a section that has sagged below its proper downhill grade, forming a low spot where water and…

Updated 14 October 2026

What is a drain cleanout and where is mine?

Answers / Camera inspection

A cleanout is the capped access point into your main sewer line, usually a white or black pipe stub near the foundation, in the…

Updated 14 September 2026

What is a sewer dye test?

Answers / Camera inspection

A sewer dye test means flushing a bright, nontoxic tracer dye into a drain or toilet and watching where it shows up. Dye in…

Updated 22 September 2026

What is a sewer lateral inspection?

Answers / Camera inspection

A sewer lateral inspection is a camera run through the private pipe that carries waste from your house to the city sewer main. It…

Updated 22 September 2026

What is a sewer line point repair?

Answers / CIPP pipe lining

A sewer line point repair is a short section of cured-in-place liner installed over one defect in an otherwise sound pipe. It seals cracks,…

Updated 15 September 2026

What is a sewer pipe repair sleeve?

Answers / Camera inspection

A sleeve, also called a sectional liner or point repair, rebuilds one damaged section of pipe from the inside instead of lining the whole…

Updated 14 September 2026

What is pipe descaling?

Answers / Camera inspection

Pipe descaling is a mechanical cleaning that removes hardened scale, rust, and mineral or grease buildup from the inside of a pipe, most often…

Updated 9 October 2026

What is pull-in-place pipe lining?

Answers / Camera inspection

Pull-in-place pipe lining is a cured-in-place pipe (CIPP) method that pulls a resin-saturated liner into a damaged pipe from access points at both ends,…

Updated 6 October 2026

What is the white clumpy stuff in my drain?

Answers / Camera inspection

It is usually grease combined with soap, not mold. Cooking fats and oils cool in the pipe and react with minerals in the water,…

Updated 22 September 2026

What is trenchless sewer repair?

Answers / Camera inspection

Trenchless sewer repair is a method of fixing or replacing an underground sewer line without digging a long trench across the yard. A plumber…

Updated 6 October 2026

What PSI is used for residential hydro jetting?

Answers / Camera inspection

Residential hydro jetting usually runs about 1,500 to 4,000 PSI. Soft grease and sludge clear at the lower end, while cutting tree roots and…

Updated 12 October 2026

What should you do first when a pipe bursts?

Answers / Water leak detection

The first thing to do when a pipe bursts is shut off the main water valve to the house, before you mop, move furniture…

Updated 30 September 2026

Who is responsible for the sewer line?

Answers / Camera inspection

The homeowner is usually responsible for the sewer line that runs from the house to the connection at the city main, a pipe called…

Updated 7 October 2026

Why does my house smell like skunk?

Answers / Camera inspection

Treat it as a possible gas leak first. Natural gas has no smell of its own, so utilities add an odorant that many people…

Updated 22 September 2026

Why does my yard smell like sewage?

Answers / Camera inspection

Usually because sewage is escaping somewhere outside: a cracked sewer line leaking into the soil, or a cleanout with a missing or broken cap.…

Updated 22 September 2026

Why is there water in my water meter box?

Answers / Water leak detection

Water standing in the meter box points to a leak on the service line, a leak at the meter connection, or plain groundwater and…

Updated 29 September 2026

Will hydro jetting damage my pipes?

Answers / Camera inspection

Not on sound pipe. Pressure is matched to the material, and PVC, ABS, and healthy cast iron handle it. The risk sits with badly…

Updated 30 September 2026

Will roots come back after a point repair?

Answers / CIPP pipe lining

Roots cannot re-enter a joint that a cured liner has sealed, because the opening they followed is gone. They can still enter any other…

Updated 15 September 2026

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Licensed RMP# 46694

Texas State Board of Plumbing Examiners

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