Mira Heatloop Electric Shower Achieves SAP Approval with Recoup WWHRS Integration

SAP Approval Granted for Mira Heatloop System

Mira Showers has secured SAP approval for its Mira Heatloop electric shower range when installed alongside Recoup's Waste Water Heat Recovery Systems (WWHRS). The accreditation provides housebuilders, plumbing contractors, and specifiers with a recognised route to improve energy performance calculations under current building regulations.

By combining an electric shower interface with heat recovery technology, the integrated system pre-heats incoming mains cold water using energy extracted from wastewater before it enters the drain. Achieving SAP approval validates the system's efficiency credentials, offering a practical solution for meeting strict carbon reduction targets on new builds and major refurbishment projects.

What This Means for Plumbing Installers and Buyers

What does this mean for a UK tradesperson or DIYer actually buying this kit — does it change what they should pay, buy, or watch out for?

For plumbing and heating engineers working on new-build developments or energy-efficient retrofits, this approval makes the Mira Heatloop and Recoup pairing a primary specification option. Rather than relying solely on complex solar thermal or heat pump configurations to hit SAP scores, installers now have a straightforward, shower-based solution to offer developers and homeowners.

While integrated WWHRS systems carry a higher upfront cost than standard electric showers at trade counters like Screwfix or Toolstation, their inclusion can significantly lower overall SAP compliance costs across a residential build. Installers buying this kit must factor in the structural requirements of fitting inline heat recovery units below the shower tray, ensuring correct pipework routing and drainage access during first-fix stages. DIYers replacing an existing electric shower should note that achieving the full SAP-rated efficiency benefits requires the complete paired installation with the Recoup heat recovery unit, rather than a standalone shower swap.

Key Project Takeaway

Plumbing contractors bidding on spec-build housing should review their SAP compliance options. Using approved electric shower and WWHRS packages can help hit target carbon ratings while keeping mechanical installation straightforward.

Reported by HPM Magazine — original article