Plumbing processes PP5 4.1 / 4.2

What is the significance of using Densotape on copper pipes?

• Corrosion protection

• Temperature regulation

• Noise reduction

• Aesthetic enhancement

What is the advantage of using a hand bender for copper tubes?

• It is suitable for large bore tubes

• It is suitable for micro and small bore tubes

• It is suitable for all types of tubes

• It is suitable for rigid tubes

What type of bend is used to slightly adjust the direction of a pipe?

• 90°

• Offset

• Full pass over

• Back to back

Which method of jointing copper pipes can the fittings be re-used

• Capillary fittings

• Compression fittings

• Push-fit fittings

• Press-fit fittings

What principle do end-feed fittings use to draw solder into the fitting?

• Gravity

• Capillary action

• Magnetic force

• Electrical current

Why is extra solder not needed for integral solder ring fittings?

• They are pre-soldered

• They have a raised ring on the fitting socket

• They use magnetic force

• They are glued together

Which type of fitting is more cost-effective?

• Integral solder ring

• End feed

• Both are equally cost-effective

• Neither is cost-effective

What is the main reason for using lead-free solder in integral solder ring fittings?

• Environmental and health concerns

• Cost reduction

• Aesthetic appeal

• Increased strength

What is the role of the integral ring in the solder ring fitting process?

• To clean the joint.

• To hold the pipe.

• To contain the solder.

• To cool the joint.

What is done after the joint is allowed to cool in the end feed fitting process?

• Flux is added.

• Joint is wiped clean with cloth.

• Solder is added.

• Pipe is cleaned on outside.