From panel to data
Underfloor cooling in hot climates: how to avoid condensation
Dew point, humidity sensors, flow limits and dehumidification: how to control underfloor cooling in a hot, humid climate without condensation.
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Open by choice
Heat pumps and underfloor heating: flow temperature control over Modbus
Who decides the flow temperature, the heat pump or the controller? Weather compensation, reading and writing over Modbus, and the mistakes to avoid.
Your data stays yours
Remote access to Home Assistant without cloud services: VPN and alternatives
WireGuard, tunnels, paid services: the options for Home Assistant remote access, how to set up a VPN and what to avoid in a building system.
Measured energy
Reading an energy chart: three problems you can spot at a glance
Consumption that doesn’t drop at night, too many starts, a zone that never warms up: how to spot them on a Grafana energy dashboard, and what to do.
From panel to data
From thermostat to connected system: how to explain it to your client
Clients don’t buy a protocol: the four questions they always ask about a connected heating system, what to show them and what not to promise.
Open by choice
Open by choice: what happens when the only authorised installer closes down
Proprietary systems, authorised installers, licences: what vendor lock-in in building automation is, what it costs and what to ask before you buy.
From panel to data
Reading a heating control panel wiring diagram, step by step
Supply, protection, inputs, outputs, buses and terminal strips: how to read the wiring diagram of a heating control panel, sheet by sheet.
Your data stays yours
Securing a connected building system: seven minimum rules
Separate network, passwords, updates, remote access, backups, access logs, handover: seven security rules for any connected home or building system.
Open by choice
Brick on a DIN rail: panel-grade hardware for Home Assistant
What an electrical panel asks of a Home Assistant controller: power, inputs and outputs, mounting, wiring, a local display. How Brick answers each point.
Measured energy
What to measure in a plant room: the six readings that matter
Flow, return, heat energy, running hours, gas or electricity, outdoor temperature: the six readings for heating plant monitoring, and how to combine them.
From panel to data
3-way valves: how to choose and wire them
Mixing or diverting, Kvs, 3-point or 0–10 V actuator: how to choose and wire a three-way valve in underfloor heating, with a worked sizing example.
Your data stays yours
No subscription: what a heating control system really costs over ten years
Purchase, installation, subscriptions, replacements: how to compare the cost of a heating control system over ten years, with three example scenarios.