It will make the air behind your fridge warmer in exchange for making the air around your body cooler. There’s usually not great airflow behind the fridge so it won’t affect the rest of your house much.
If you’ve got an open kitchen or something you can still freeze the bottles at night and use them during the day.
I’m no thermodynamics expert, but wouldn’t this make your house warmer overall, unless the freezer is outside or in a garage/shed?
It will make the air behind your fridge warmer in exchange for making the air around your body cooler. There’s usually not great airflow behind the fridge so it won’t affect the rest of your house much.
If you’ve got an open kitchen or something you can still freeze the bottles at night and use them during the day.
It will
You’re right which is why our freezer is out in the garage rather than in the house.