Obviously it's not shielding the inside of the house. In fact it might be concentrating radiation inside! But it might prevent it from transmitting data, which means you'll receive a visit.

I suggest sticking aluminium foil to the wall inside your house. Make the area substantially larger than the meter.

EDIT: to protect your house from fire (if wooden) mount the meter on a large sheet of metal on the outside.

Obviously it's not shielding the inside of the house. In fact it might be concentrating radiation inside! But it might prevent it from transmitting data, which means you'll receive a visit.

I suggest sticking aluminium foil to the wall inside your house. Make the area substantially larger than the meter.

Obviously it's not shielding the inside of the house. But it might prevent it from transmitting data, which means you'll receive a visit.

I suggest sticking aluminium foil to the wall inside your house. Make the area substantially larger than the meter.