https://homesystemstested.comGuides to installed home systems: smart-home hubs and Matter, thermostats, heat pumps, air quality, home batteries, generators, EV chargers, leak protection and security, compared by compatibility and lifetime cost.en-us https://homesystemstested.com/guides/air-purifier-cadr-room-sizehttps://homesystemstested.com/guides/air-purifier-cadr-room-sizeSize an air purifier with CADR: the two-thirds rule, air changes per hour, true HEPA, filter costs and noise, plus why to avoid ozone-producing purifiers.Fri, 06 Nov 2026 00:00:00 GMT https://homesystemstested.com/guides/home-battery-vs-generator-vs-power-stationhttps://homesystemstested.com/guides/home-battery-vs-generator-vs-power-stationBackup power compared: home batteries, standby and portable generators, and power stations, by capacity, runtime, transfer method, noise, safety and cost.Fri, 06 Nov 2026 00:00:00 GMT https://homesystemstested.com/guides/how-to-choose-a-level-2-ev-chargerhttps://homesystemstested.com/guides/how-to-choose-a-level-2-ev-chargerLevel 2 EV charger guide: circuit size and the 80 percent rule, plug-in vs hardwired, J1772 vs NACS connectors, smart features, permits and panel capacity.Fri, 06 Nov 2026 00:00:00 GMT https://homesystemstested.com/guides/matter-thread-zigbee-z-wave-explainedhttps://homesystemstested.com/guides/matter-thread-zigbee-z-wave-explainedMatter, Thread, Zigbee, Z-Wave and Wi-Fi compared: what each does, which need a hub or border router, local control, and how to plan a smart home that lasts.Fri, 06 Nov 2026 00:00:00 GMT https://homesystemstested.com/guides/smart-lock-buying-guidehttps://homesystemstested.com/guides/smart-lock-buying-guideChoose a smart lock: deadbolt fit and door prep, BHMA security grades, keypad, fingerprint and app entry, Matter and Wi-Fi, batteries and lockout backups.Fri, 06 Nov 2026 00:00:00 GMT https://homesystemstested.com/guides/smart-thermostat-compatibility-c-wirehttps://homesystemstested.com/guides/smart-thermostat-compatibility-c-wireCheck smart thermostat compatibility before you buy: what the C-wire does, heat pump and multi-stage wiring, line-voltage heaters, and how to read your wires.Fri, 06 Nov 2026 00:00:00 GMT https://homesystemstested.com/guides/smart-water-shutoff-valves-guidehttps://homesystemstested.com/guides/smart-water-shutoff-valves-guideSmart water shutoff valves explained: inline motorized valves vs DIY valve actuators, flow-sensing leak detection, pipe sizes, power, and when to call a plumber.Fri, 06 Nov 2026 00:00:00 GMT