It s probably your water heater where sediment has settled at the bottom of the tank then popped and bubbled as the water heats.
Knocking sound in attic uk.
Sometimes you will hear a knocking while other times you may notice a scurrying sound thumping noise or something else.
Clicking knocking and clanking no that s not the sound of chains rattling in the attic.
This is especially true if you have a gas tank as the gas can make a popping sound when it lights up.
Noises should be investigated quickly nests and droppings become ideal breeding sites for insects which may then carry nasty bugs and diseases into your home.
Draining your water heater of sediment can help.
Learn more about why you hear a banging noise in your attic what s causing noises in your walls at night what else might be to blame for a clicking noise in your attic at night and how to stop noises in your attic in the early morning.
Attics lofts are ideal environments for squirrels and rodents who damage stored items by gnawing and possibly cause fire hazards by chewing electric cabling.