Can shark bites be used underground
Andrew Mccoy
Updated on March 29, 2026
It’s time to set the record straight: Yes, SharkBite brass push fittings can be used underground. Don’t just take it from us.
How long will SharkBite fittings last underground?
As you may already know, our SharkBite fittings are made of brass, which is susceptible to corrosion when exposed to severe ground conditions. Any underground application of SharkBite fittings must be wrapped in order to maintain the 25 year warranty.
Can PEX fittings be used underground?
Some plumbing contractors may be surprised to know that PEX is approved for use in underground as well as in-slab applications. … Installing PEX pipe in the slab or underground can help reduce costs because there are no hangers required and less ladder time for installers (adding to installation efficiencies).
Can I use SharkBite fittings outside?
A SharkBite fitting contains a rubber O-ring, which is not best for permanent connections. We don’t recommend using a SharkBite fitting outside because sunlight can dry out the rubber O-ring and cause it to crack or split.Can I bury SharkBite fittings underground?
It’s time to set the record straight: Yes, SharkBite brass push fittings can be used underground.
Can you use brass fittings underground?
Brass fittings are not recommended for use underground. Capillary Fittings are made from copper and require a soldered joint to connect pipes together. The pipes-to-be-joined are inserted into the fitting, which is heated.
Do plumbers use SharkBite fittings?
SharkBite fittings have been used quite frequently by do-it-yourselfers in order to accomplish small plumbing tasks. Although they are more expensive than regular connections, the simplicity of pushing these pieces on rather than using solder makes for a hassle free installation.
Can you run copper pipe underground?
In most cases, the best option for installing copper underground is to bury it in direct contact with the soil. Copper is naturally corrosion resistant to most soils and underground environments.Can SharkBite fittings be used on galvanized pipe?
The SharkBite push to connect fittings are not designed to press on galvanized pipe. SharkBite makes a threaded to press fit transition adapter to fit your PEX to galvanized. If you want to rethread your galvanized pipe, you will need to square cut it.
What PEX is best for underground?While both PEX-A and PEX-B are suitable for use underground, PEX-B offers everything you could want. It has flexibility without sacrificing durability, a high burst pressure, freeze-damage resistance, and the best price – making it the best type of PEX pipe to bury in the ground.
Article first time published onCan SharkBite fittings be used with PVC pipe?
SharkBite PEX fittings make it easy to transition between pipe types during repairs. Fast, efficient and reliable, our transition fittings are compatible with Polybutylene, PEX, PVC, CPVC, PE-RT and SDR-9 HDPE, and are approved for behind-the-wall installation as well as burial.
What is the best pipe to use for underground water line?
HDPE (High Density Polyethylene) pipes are a considered the best choice for underground water lines. What makes this type of piping so great? HDPE pipes are non-toxic, tasteless, and considered a green building material. The pipes are designed to be high crack- and corrosion-resistant.
Why is PEX plumbing bad?
Potential chemical leaching is another downside of PEX piping. Due to its chemical composition, the PEX pipe material may leach toxic chemicals including bisphenol (BPA), MTBE, tertiary butyl alcohol (TBA), and others.
Can you bury PEX pipe in the dirt?
PEX tubing is approved for direct burial outdoors, a practice most often necessary when running a water supply line to a house. … Sleeving the buried PEX (in PVC, for example) shields the tubing and can make potential repairs easier. Embedding PEX in sand protects it from any rocks in the soil.
How do you connect pex underground?
Place the pex tubing in the trench. Cover the tubing with a couple inches of sand. Refill the trench with soil. If you are worried about the pex tubing getting crushed or dug into, you can push the pex tubing into a piece of electrical conduit that will act as a protective metal sheath.
Are shark bites as good as solder?
So far they seem to be just as reliable, although given that they’ve only been on the market for a few years they don’t have the same history as soldered connections. Here in the UK almost all new-build houses use push-fit connectors for concealed work as it’s much quicker and easier.
Are SharkBite fittings as good as solder?
There is a growing group of DIYers who would disagree. These groups of home owners feel SharkBite fittings are just as strong as soldering. A few of the criticisms of SharkBite and other push-fit fittings consist of; initially, push-fit fittings do not have the trustworthiness that soldering has.
Can bronze fittings be used underground?
Under common environment and moisture conditions, the zinc content of the brass alloy slowly migrated to the surface of the brass and degraded the integrity of the metal deeming it unsuitable for any underground or exposed applications. … The go-to materials emerged as bronze (copper-tin alloy) and stainless steel.
Do SharkBite fittings work on black pipe?
This includes copper, CPVC, white polyethylene, PEX (cross-linked polyethylene), and polybutylene. (The black poly pipe with fittings that go inside the pipe is standardized on inside, not outside, diameter, so does not work with Shark Bite fittings.
Do shark bites work on cast iron?
Hello, SharkBite push-to-connect fittings will not work with cast iron pipe.
What fitting is required for copper with galvanized pipe?
You’ll need basic plumbing skills and tools, but the most important item you’ll need is a dielectric fitting. This fitting joins a copper pipe to a galvanized pipe, called a ‘union’.
How long does copper pipe last in the ground?
Copper pipes are the go-to option when it comes to installing underground water lines. This is because the copper pipes generally last 50 years or more. It is resistant to corrosion.
What type of pipe is used for underground gas lines?
What Kind Of Pipe Is Used For Underground Gas Lines? Polyethylene pipe which we will refer to as PE pipe is made from the polymerization of ethylene. It’s yellow, comes in a roll and it’s very light weight. You can probably fit all you need into your trunk.
How deep does a water line have to be in the ground?
The general depth of underground water pipes is 12 inches below the frost line in your specific geographical area.
What kind of water pipe can be buried?
Cross-linked polyethylene, or PEX, is a plastic water supply line suitable for both buried and above ground applications. Like a thick, strong hose, PEX is a flexible tubing material capable of stretching around bends and turns without pipe fittings. PEX withstands chemical damage, high temperature and high pressure.
Can PEX be buried in concrete?
Yes, PEX pipe can be installed under a concrete slab. Since PEX pipe is supplied in coils, installation can be completed in one continuous length without the need for extra fittings. PEX pipe can also be encased within a slab, which is commonly used for radiant floor heating.
Can PEX be used for drain pipe?
As with PVC, PEX is rust-proof, infinitely durable and marked with identifiers along the exteriors of pipes. PEX’s purpose, however, is the opposite of PVC — whereas the latter is restricted to drain lines, the former is only used for incoming water lines.
Will SharkBite work with PEX A?
SharkBite brass push-to-connect fittings are compatible with PEX, Copper, CPVC, PE-RT and HDPE pipe. SharkBite fittings come with a PEX stiffener pre-loaded into the fitting for PEX, PE-RT and HDPE. The PEX stiffener does not need to be removed for Copper or CPVC applications.
Can you use SharkBite on PEX type A?
Many customers and DIY plumbers have asked us about SharkBite fittings. So, do they work? SharkBite does make a coupling that connects PEX-A to PEX-B. However, we don’t recommend using them.
Which PVC pipe is best for underground drainage?
SDR 35 thick-wall PVC piping is the best material for drainage system piping. Compared to the black, corrugated drain lines you’re probably used to, our thick-wall PVC doesn’t bend, sag, leak water, or get crushed.
How do you bury PVC pipe underground?
Professionals suggest PVC pipe be laid above at least two inches of underlayment. Underlayment can be made of rocks, concrete or plastic. To calculate the depth of the trench, add two inches to the diameter of the pipe and then add 18 inches to the total. This will give you the depth of the trench in inches.