Nilkamal Senior Officer Interview Questions and Answers

PVC is a type of plastic commonly used for pipes and fittings, while CPVC is a variation of PVC with added chlorine for higher temperature resistance.

• PVC stands for polyvinyl chloride, while CPVC stands for chlorinated polyvinyl chloride.

• CPVC is more suitable for hot water applications due to its higher temperature resistance compared to PVC.

• CPVC is typically used in residential and commercial plumbing systems, while P...read more

Non return ball is used to prevent backflow of fluid in a system.

• Prevents backflow of fluid in a system

• Commonly used in plumbing systems

• Helps maintain pressure and flow direction in pipelines

Dwc pipe is used for drainage and waste disposal in buildings.

• Dwc pipe stands for Double Wall Corrugated pipe

• It is commonly used in buildings for drainage and waste disposal

• Dwc pipes are lightweight, durable, and easy to install

• They have a smooth inner wall to ensure efficient flow of waste water

• Dwc pipes are resistant to corrosion and chemicals, making them ideal for underground installations