Sainsbury's shoppers with a Nectar card can now enjoy £250 back when they make energy-efficient upgrades to their homes.

Nectar customers who switch their energy supply to Sainsbury’s Energy can start earning points on their energy bills straight ...

Sainsbury’s Energy claims solar panels can help households save as much as £713 annually on electricity bills, while also ...

Sainsbury's is offering a one-off £250 discount to customers who hold a Nectar card and are looking to upgrade their homes - ...