Air-source heat pumps for efficient heating & cooling

Air-source heat pumps deliver efficient heat in winter and cooling in summer in many climates, especially when paired with good insulation and smart tariffs.

Electrification also prepares homes for solar self-consumption and future grid incentives.

Start with our simulator for a directional savings view, then receive proposals from regional EPC partners who perform heat-loss checks and equipment selection.

Marssy Energy does not charge homeowners a marketplace commission and does not charge installers per-lead fees — installers use a flat SaaS subscription.