Can heat pumps be installed in older properties?

Critics claim the technology is best suited to newbuilds - but studies reveal success with retrofits and in poorly insulated homes? Do heat pumps work at freezing temperatures?? Are heat pumps more expensive to run than gas boilers?The belief that heat pumps will work only in newbuild homes is still widely held.The number of heat pumps installed every year across the EU is expected to surge by the end of the decade as governments take aim at household carbon emissions. Continue reading...