Question: Which Blue Water Pipe?

What is the difference between blue and black Mdpe pipe?

Black MDPE vs Blue MDPE – what’s the difference? Under BS EN 12201 plain black MDPE is used for above ground drinking water (potable) systems, whereas blue MDPE is used for drinking water systems below ground.

Which pipe is best for water supply?

Galvanized Piping Galvanized metal is commonly used in construction, but pipes made from galvanized steel can be used in plumbing applications. This particular type of pipe is best used for water lines, as gas lines can cause the zinc to corrode and damage the pipe or block the entire system.

What is the blue water pipe called?

Polybutylene pipes can be the trademark blue color, but they can also be black or gray. If your water main pipe is blue, black, or gray plastic, you may have polybutylene. These pipes were often paired with copper connectors.

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What is the difference between HDPE and Mdpe pipe?

MDPE pipe is only made from PE80 material and HPPE pipe is only made from PE100 material. HDPE pipe can be made from either PE80 or PE100.

Can blue water pipe be used above ground?

A. Blue MDPE plastic pipe is designed for below ground use, however it may be used above ground in situations where it is not exposed to light and is protected against: undue warming, freezing, and.

How deep does a water pipe need to be buried?

How deep should Blue MDPE be installed? Blue water supply MDPE should be laid in a trench at a depth of at least 750mm (measured from the pipe crown), but no more than 1350mm, from the finished ground level and at least 350mm away from other utilities (such as gas or electricity).

Is PEX safe for drinking water 2020?

PEX pipe meets the NSF standards, according to the Plastic Pipe and Fittings Association. Whelton doesn’t disupte that, but his team found that contaminants affected water taste and odor, even in plastic water pipes that passed safety tests.

Why is PEX plumbing bad?

PEX failures Piping fails when the pipes are exposed to chlorine that is within the water, exposure to direct sunlight before its installation. Furthermore PEX pipe is vulnerable when it comes in contact with such solutions as petroleum products and oxygen. It can leach toxic chemicals from pipe material also.

Which is better PEX or copper piping?

Copper Pipe Lifespan. PEX pipe is not only cheaper than copper but more durable too. PEX is immune to corrosion and mineral build-up, and it’s not affected by electrolysis, which can cause small pinhole leaks in copper piping.

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What size is the blue water pipe?


Size Outside Diameter Inside diameter
Blue PE80 MDPE 25 mm 25 mm 20.4 mm
Blue PE80 MDPE 32 mm 32 mm 26 mm
Blue PE80 MDPE 50 mm 50 mm 40.8 mm
Blue PE80 MDPE 63 mm 63 mm 51.4 mm

What do the different colors of PVC pipe mean?

Blue pipes are used for potable or drinking water. Green pipes are sewer and drain lines. Lavender or purple pipes carry reclaimed wastewater that undergoes filtration and disinfection treatment before being reused for irrigation.

What is the GREY water pipe called?

Polybutylene pipe is a gray plastic tubing that was commonly used as a water -supply plumbing pipe between 1978 and 1995, at which time it was discontinued due to reports of pipes rupturing. In new construction, it was replaced by copper or more dependable forms of plastic pipe, such as CPVC and PEX.

Which is better HDPE or LDPE?

LDPE is softer and more flexible than HDPE. HDPE is rigid and durable and offers greater chemical resistance. Its higher melting point (135° C) allows it to withstand higher temperatures than LDPE. Its more crystalline structure also results in greater strength and opacity of the material.

What is blue water pipe made from?

Blue water pipe is made from Medium Density Polyethylene (MDPE). Previously, MDPE was known as alkathene.

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