Combination deals for the win!

Combination boilers provide instant heat when it’s needed, so they tend to be more cost-effective than a tank that needs to be heated up and might run out of hot water if everyone in the family is trying to have a shower in the morning.”

https://www.ovoenergy.com/guides/energy-guides/120-ways-to-save-energy.html?fbclid=IwAR1wQh1FPGcj1n_MkLYySqEDAnP8vMEcVQr_RL0sM8HWblsTeXH7j2WWfdw