Description
FireAngel FA6720-R Heat Alarm – 10 Year Sealed Battery
Protect kitchens, garages and utility rooms with the FireAngel FA6720-R Heat Alarm, designed to detect dangerous heat build-up without the nuisance alarms triggered by cooking fumes, steam or dust. Using advanced thermistor heat sensing technology, this alarm reacts rapidly to temperature rises — ideal for areas where traditional smoke alarms are prone to false activations.
The FA6720-R features a sealed, tamper-proof 10 year lithium battery, so there’s no battery replacement and no ongoing maintenance costs. A large central Test / Hush button makes routine testing simple and allows you to silence alerts when required. It’s also designed as an ideal replacement for FireAngel HT-630 heat alarms, with compatibility that can make upgrades quicker and neater.
A reliable, long-life solution that provides clear audible warning at 85dB and peace of mind for the rooms most at risk.
Key Features
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10 year sealed lithium battery (no replacements required)
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Thermistor heat detection — perfect for kitchens & high-fume areas
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Helps prevent nuisance alarms from steam/cooking smoke
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Large Test / Silence (Hush) button
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Sleep Easy™ function (silences low battery chirps for up to 8 hours)
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85dB alarm output at 3 metres
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Suitable for: kitchens, garages, utility rooms, loft spaces
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Certified to BS 5446-2:2003 (as listed by UK safety retailers)





