Canadian Energy Savers has been insulating houses in the London area since 1974. With our services, you'll be able to save on energy bills while keeping your house cool in the summer and warm in the winter. We use the blown-in technology for attic and basements insulation, as well as retrofitting walls. To improve the air quality in your house, ask us about ventilation upgrades and their benefits. Contact us today for better temperature control, air quality and energy savings. more... See more text