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0 pointsghshephard13y ago0 comments

One would hope that the "fail safe" scenario for fume extractor fans would be "Blow at full speed"

0 comments

Or, indeed, that they wouldn't be linked to the traffic light system in the first place.

j / k navigate · click thread line to collapse

0 pointsghshephard13y ago0 comments

One would hope that the "fail safe" scenario for fume extractor fans would be "Blow at full speed"

Or, indeed, that they wouldn't be linked to the traffic light system in the first place.

j / k navigate · click thread line to collapse