WATER PROTECTION · SIDE-BY-SIDE DRAFT

Flume 2 versus Moen Flo versus Phyn Plus

A meter-mounted monitor compared with two inline systems that can automatically close the water supply.

Pre-publication comparison · evidence checked 21 September 2026

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Manufacturer-sourced comparison · pre-publication
ProductSystem typeAutomatic shutoffInstallationPowerConnectivityPhysical fitSubscriptionOffer
Flume 2 Smart Home Water MonitorFlumeMeter-mounted monitorNo shutoffDIY; no pipe cuttingPre-installed sensor batteriesSensor-to-bridge; bridge to Wi-FiCompatible water meter requiredCore app functions citedAffiliate offer pending
Flo Smart Water Monitor and ShutoffMoenPlumbed monitor + shutoffBuilt-in automatic valveProfessional plumbing recommendedAC outlet within 10 ft; 25 ft extension available2.4 GHz Wi-Fi; limited protection continues offlineInline cold-water main; 1 in model supports 1 in or smaller pipeFree core app; optional Protection ServiceAffiliate offer pending
Phyn Plus 2nd GenPhynPlumbed monitor + shutoffBuilt-in automatic valveLicensed plumber recommendedOutlet within 12 ftWi-Fi; Alexa, Google Assistant and IFTTT citedMain supply ≤1¼ in; 1 in NPSM endsFree Phyn app citedAffiliate offer pending

Decision boundary

This comparison reports manufacturer-sourced architecture and compatibility fields. It does not claim matched leak-detection speed, reliability or real-world performance because The Home Briefing has not conducted controlled hands-on testing.

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