Mae nifer o systemau eraill sy’n atal tân hefyd yn cael eu marchnata ar draws y byd, gan gynnwys systemau pwysedd isel neu systemau syml sy’n seiliedig ar y defnydd o’r cyflenwad dŵr presennol. Gallai systemau rhatach fod yn addas i’w defnyddio yng Nghymru ond nid oes digon o dystiolaeth o’u heffeithiolrwydd o’u cymharu â system Safon Prydain.
A number of other fire suppression systems are marketed worldwide including low pressure or simple systems based on use of the existing mains water supply.  Lower cost systems may be suitable for use in Wales but we have limited evidence of their effectiveness compared to the British Standard.