plumbing and heating

Copper Is soldered by cleaning, fluxing, connecting, heating and placement of solder between the pipe and fitting.

• True
• False

Copper is able to withstand cold freezing weather better than other piping material.

• True
• False

Copper is cheap to buy and cheap to install.

• True
• False

What is the most important ppe when using a large hammer drill?

• Dust mask

• Hi vis jacket

• Safety goggles

• Barrier cream

Which bracket is more suitable for low carbon steel pipe?

• Plastic nail type

• Plastic stand off

• Copper saddle

• Steel munson ring

15mm and 22mm copper pipe is also known as?

• R 220 soft coil

• R220 Hard coil

• R250 Half hard copper

• R290 hard lengths

What is the maximun hole you can drill in a 150mm floor joist

• 12mm

• 22mm

• 37mm

• 57mm

before carrying out a soundness time on new pipework what must you do first?

• Check the flow rate

• ensure there are no open ends

• inspect signs of soapy discharge

• test to 1 1/2 times the working pressure

A combi boiler provides........

• Heating and hot water

• Hot water only

• Central heating only

• Condensation to all outlets

A Gate valve is designed for

• High water pressure

• Natural Gas

• Low water pressure

• Central; heating only