Understand the requirements for pipework installations in domestic cold water systems
Quiz by Ricky Fleet
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21 questions
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- Q1Why do we insulate cold pipework?To prevent backflowTo prevent undue heating and coolingTo encourage cross connectionTo prevent undue consumption30s
- Q2According to BSEN806 and the water regulations a drain valve should be installed...Above the cold water storage cisternAt every draw off pointAt every low point in the systemAt every high point in the system30s
- Q3Pin holing in copper pipework is commonly caused byPure waterAlkaline waterAcidic waterHard water30s
- Q4Which of the following materials is not allowed to be installed on new cold water systems?CopperLeadMDPEStainless steel30s
- Q5An over the rim bidet without an ascending spray or flexible hose spray, prevents backflow by using aEA backflow deviceAUK 3 air gapEC backflow deviceAUK 2 air gap30s
- Q6Cross connection of fluid category 1 to 2 will require...No backflow preventionA double check valveA single check valveAn AD air gap30s
- Q7An outside bib tap requires aDouble check valve fitted outside of the property supplying the tapDouble check valve fitted inside the property supplying the tapSingle check valve fitted outside the property supplying the tapSingle check valve fitted inside of the property supplying the tap30s
- Q8What device is used to prevent back siphonage for an unfixed shower roseSingle check valvesRetaining ringPlastic bag over the roseService valves30s
- Q9Which fluid category are domestic washing machines categorised as123430s
- Q10What component is illustrated in the image?Service valveCheck valveAutomatic valveDrain valve30s
- Q11Which British Standard is used to identify plumbing symbols on an installation drawing?1710670015531205630s
- Q12A single check valve is suitable up to which fluid category?213430s
- Q13A double check valve is suitable up to fluid category142330s
- Q14Which document needs to be complied with regarding fluid category risk?Manufacturer’s instructionsPlumbing journalCodes of practiceWater Supply (Water Fittings) Regulations 199930s
- Q15The symbol illustrated represents a...Double check valveSingle check valveService valveStop valve30s
