The pregnant singer had to leave her Hertfordshire home along with long-term partner Jade Jones and their 3-year-old son Beau.
According to the Daily Star, the family moved to Bunton's mother Pauline's house for the weekend.
She wrote on her Twitter page: "Good morning, I've woken to frozen pipes so no water!!! Need a plumber!! ... So we can't un freeze my pipes, off to my mums to get looked after!!!
