Pressure noise in pipe

Hi in my kitchen there is a noise in my pipes which sounds like pressure , going high then low , I have a emergency plumber out tomorrow but if I switch off water which will affect my heating will this freeze my pipes as its -7 right now

Advice from 1 local tradesperson

hat sounds like a frustrating situation, especially in freezing temperatures! Since your heating system relies on water, turning off the main supply could affect it, depending on the type of system you have. If you have a sealed system (like a combi boiler), it should keep running as long as pressure remains stable. However, if it’s an open-vented system, turning off the water could eventually stop the heating.

Given that it’s -7°C, freezing pipes are a real risk, especially if your heating goes off. To minimize the chances of freezing:

? Keep your heating on (even at a low temperature) to maintain warmth in your pipes.
? Open cabinets under sinks to let warm air circulate around exposed pipes.
? Leave a tap dripping slightly—this can keep water moving and help prevent freezing.
? Insulate exposed pipes with towels or foam if possible.

If the noise isn't causing an immediate risk (like flooding), it might be best to wait for the plumber without turning off the water completely. But if you notice leaks or worsening pressure issues, you may have to shut it off and monitor closely. Stay warm, and hopefully, the plumber sorts it quickly!

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