PEX-B is less flexible than its counterpart PEX-A but is still a solid choice for most plumbing and heating system applications. Choosing the best PEX-B pipe for your project can be simplified by considering the following tips:

pex b tubo
Appearance
When buying the PEX B pipe, you should carefully look at their appearance. For high-quality heating pipes, their appearance is very smooth both inside and outside, without bulges and bubbles, and no obvious color difference and impurities. At the same time, its model, size and brand will be clearly prepared, and the markings are also clearly visible.
Touching
When we select PEX B pipe for floor heating, we can also judge the quality of the pipes by touching them with our hands to check whether there are grooves or edges. For good quality pipes, the high-quality pipe body will feel very delicate and smooth, and its hardness and softness are just right. In addition, in order to ensure the quality of pipeline construction, it is recommended that the pipes used should not have joints, and the whole pipe should be used with sufficient softness to be a high-quality pipe product.

pex b piping
Smelling
When you got the PEB B pipe in hand, you can smell inside of the pipe. If the PEX pipe is made of 100% brand-new material, the inside of the pipe will not smell pungent. But if it is mixed with recycled materials or other impurities, it will smell pungent, especially when it is burned, the pungent smell is stronger, and it also emits black smoke. The smoke of PEX pipes produced with new materials is white and has no pungent smell.
Check for Oxygen Barrier
If the PEX-B tubing is to be used in a heating system, ensure it has an oxygen barrier to prevent oxygen ingress which can cause corrosion in metal parts of the system.
Review the Specifications
Check the size, pressure, and temperature ratings of the PEX-B piping. Depending on your project, you might require specific sizes or ratings. Commonly, PEX-B tubo is used in sizes like 1/2 pex or 3/4 inch pex pipe size or pex 16mm and 20mm for residential plumbing. And each standard have their thickness request. The pipe should comply with recognized standards and certifications such as ASTM International, NSF International, or ISO15875 standards. These compliance marks ensure safety and quality.
Standard | Pipe Size | Fittings | Main Country |
NSF 14/61, ASTM877/876 | 1/4", 3/8", 1/2", 5/8", 3/4", 1 1/4", 1 1/2", 2" | Push fit fittins, pex crimp fittings, pex expansion fittings | US, Canada, Mexico |
ISO 15875 | 16x2.0, 20x2.0, 25x2.5, 32x3.0 | Pex Compression fittings, Pressing fittings | Australia, and countries in Europe, Africa, Mid East, etc |
ISO 15875 | 16x1.8, 20x1.9, 25x2.3, 32x2.9 | Pex Sliding Fittings (Barbi Sytle) | Spain,Portugal, France, Italy, Brazil, Argentian, Chile, etc |
ISO 15875 | 16x2.2, 20x2.8, 25x3.5, 32x4.4 | Pex Sliding Fittings (Rehau Sytle) | Russia, Ukraine, Germany, Australia, etc |
Choose Reputable Manufacturers
Opt for PEX-B from reputable manufacturers that are known for their quality control, after-sales services and warranties. Additionally, purchase from trusted suppliers to avoid counterfeit products. The quality of PEX pipes on the market now varies greatly, and most people cannot tell the difference from the surface. So a reliable supplier for pex pipe can guarantee the good quality and save your cost.
By applying these tips into your decision-making process, you are likely to find a PEX-B pipe that not only suits your project's needs, but also guarantees the durability and reliability of your system. For more questions, welcome to contact VPEXCO
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