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MCS Installation Certificate (Heat Pump)

An MCS Installation Certificate for Heat Pumps confirms that an air source or ground source heat pump has been designed and installed by an MCS-certified installer. It is required to claim the Boiler Upgrade Scheme (BUS) grant and demonstrates compliance with MCS standards.

MCS Standards MIS 3005, Building Regulations Part L, Boiler Upgrade Scheme requirementsValid: One-off (required for BUS grant)

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What it covers

Heat pump manufacturer, model, and capacity
Design heat loss calculation
System performance (SCOP)
Refrigerant type and charge
Noise assessment (MCS 020)
Commissioning data and flow temperatures

Who needs a MCS Heat Pump?

Homeowners installing heat pumps

Boiler Upgrade Scheme applicants

Property developers

Social housing providers

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Frequently asked questions about MCS Heat Pump

Do I need MCS for the Boiler Upgrade Scheme?

Yes. The Boiler Upgrade Scheme (BUS) grant of up to £7,500 for air source or £7,500 for ground source heat pumps requires installation by an MCS-certified installer. The MCS certificate is the proof of compliance.

What does MCS certification cover for heat pumps?

MCS certification ensures the installer has designed the system correctly using room-by-room heat loss calculations, specified an appropriately sized heat pump, and commissioned it to achieve the design flow temperatures and COP.

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