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FireAngel ST-750 10 year Thermoptek Smoke Alarm review

£18.00 Typical price

Test score %

Key features
  • Smoke alarm
  • Optical smoke alarm
Reviewed

The FireAngel ST-750 10 year Thermoptek smoke alarm comes with a sealed and tamper-proof battery that will give you a decade’s worth of smoke detection. FireAngel tell us that the ST-750’s thermally enhanced optical sensor allows it to detect fires quickly. To put this to the test, we tested it at our lab. Read on for our review and verdict on this FireAngel smoke alarm.

Included in our expert review
  • Pros and cons
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Test results

The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.

Find out how we test smoke alarms
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Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

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We have tested 27 smoke alarms and found that there are 7 Don't Buys and 4 Best Buys.
Range of Smoke alarm scores
  1. 0%
    Lowest score
  2. 46%
    Average score
  3. 93%
    Highest score
We'll show you where this model sits on the scale so that you can see how it compares to smoke alarms we've tested
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You can cancel at any time

Put us to the test

Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

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