🏴Penicuik, Scotland
MClimate 16A Relays Enhance Underfloor Heating in a Scottish Heritage Building
Our client
Building type: Historical Landmark and private event venue
Client Name: Penicuik Estate
Location: Penicuik, Scotland
Building parameters: 1 building, 2 floors, 11 Bedroom suites, 5 additional en-suite double bedrooms, cinema room, wood panelled bar, formal dining room, reception room, sitting room, drawing room, commercial & guest kitchens.
Product(s) implemented:
16 MClimate 16A Switch & Power Meter LoRaWAN®
Third-Party Solutions:
1 LoRaWAN Multi I/O Module (controlling zone valves)
28 Temperature & Humidity sensors
Partner: Sensational Systems, NetMetrics
“By combining a range of equipment, including the compact yet powerful mClimate 16ASPM devices, we were able to efficiently manage the electric underfloor heating. The devices’ small footprint and high current rating made them an ideal choice, enabling us to integrate them seamlessly with The Things Industries and Tridium Niagara to deliver smart, reliable control in a heritage setting.
The MClimate 16ASPM’s compact size and high current rating were key to making smart underfloor heating control possible at Penicuik House.”
David Graham, Director of Net Metrics
NetMetrics are a UK-based IoT company specialising in the supply, installation, and integration of LoRaWAN sensors into Building Management Systems (BMS). We help local authorities, facility managers, and maintenance engineers gain real-time insight into building performance—without the complexity.
Sensational Systems Limited, founded in 2014 near Edinburgh, began by creating custom IoT devices and quickly became a pioneer in LoRaWAN, running some of the first community gateways on The Things Network. Today, the company has grown into an international distributor and consultant, offering LoRaWAN devices, integration, and provisioning services that make large-scale rollouts seamless. With a new base in the Netherlands under Sensational Systems Europe B.V., they now serve EU customers directly, combining hardware supply with expert consultancy.
Challenges
Built in the 1770s by Sir James Clerk (3rd Baronet), the structure originally served as the Stable Block for Old Penicuik House. Featuring a clocktower and a replica of a Roman temple from the Antonine Wall, which also functioned as a dovecote, it is considered one of the most significant Palladian buildings of its type. After the devastating fire at Old Penicuik House in 1899, the Clerk family converted the property, incorporating salvaged architectural elements into the design and giving it a distinctive and original character.
For the building management team, the key challenge was improving energy efficiency without compromising the property’s architectural heritage. They needed a solution that provided precise control over energy consumption and room-by-room temperature regulation, while maintaining the highest level of guest comfort.
Driven by a strong commitment to sustainability, Penicuik Estate partnered with Net Metrics to implement room-specific heating data and full control of the underfloor heating system, optimising energy use and significantly reducing overall consumption.
Solution
Efficiently heating the rooms of Penicuik House was one of the biggest challenges. Although equipped with modern electric underfloor heating, the building management team decided to upgrade the entire system with 16 MClimate 16A Switch & Power Meter LoRaWAN® devices, supported by 1 LoRaWAN Multi I/O Module (controlling zone valves) and 28 Temperature & Humidity Sensors. With its compact size, electricity meter and powerful performance (supporting 100–240VAC or 24–30VDC), the MClimate relays were seamlessly integrated into the underfloor heating system and connected to The Things Industries and smart software. This setup now enables smart, reliable room-by-room and zone-by-zone control, with the electricity meter inside the relays providing precise consumption data. It was observed that electricity usage reached around 50 kWh per day, and the installation of the relays introduced zone-based control, meaning unused rooms are no longer heated, resulting in significant energy savings.
Prioritising user safety, the devices include multiple built-in protections, such as an internal temperature sensor to detect loose cable connections and prevent overheating, as well as overvoltage and overcurrent protection to minimise faults and ensure maximum reliability.
By integrating MClimate relays, Penicuik House demonstrates that energy efficiency and comfort can seamlessly coexist with historic architecture, preserving both heritage and integrity.
Results
Zone-by-zone Control
of the underfloor Heating
Compact Size
of just 32mm x 36mm x 18mm, 24.5gr
Electricity Meter
to measure energy consumption
Safety-first Design
Overheating, overvoltage, and overcurrent protection.
Products in this case study
MClimate 16A Switch & Power Meter LoRaWAN®
Recommended products
MClimate Wireless Thermostat LoRaWAN®
MClimate 16A DIN Rail Mount
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