Whats the best choice for safe water supply?

29 Mar 2023 CW Team

When it comes to the pipes used for drinking water supply, there are a few options available, with galvanised and PVC pipes being two of the most common. But which one is the better choice?

Choosing the ideal pipe for a construction project, especially for water supply, is a complex process that involves various factors. These include the strength and water-carrying capacity of the pipe, its life and durability, transportation costs, jointing process, and maintenance and repair requirements. Each of these aspects must be carefully considered to ensure that the chosen pipe is fit for purpose and meets the project's specific needs.

Choosing right

Galvanised iron pipes (GI pipes) and plasticised polyvinyl chloride pipes (PVC pipes) are most commonly used for internal plumbing systems.

BO Prasanna Kumar, Joint Managing Director, DesignTree Service Consultants, compares the two across various parameters:

Durability: PVC pipes are more durable compared to GI pipes as GI pipesare not corrosion-resistant and will eventually rust.

Bacterial growth: Bacterial growth in PVC pipes is low compared to GI pipes.

Ease of installation: PVC pipes can easily be installed through cold welding. GI requires more man hours to install and, if not done correctly, can lead to breakage and leakage issues.

Cost-effectiveness: Having a PVC plumbing system is a cost-effective affair with savings on extra fittings, loops, anchors, insulation and labour.

Further, determining the type of pipe best suited for a construction project is crucial...

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