How good is your relationship with the landlord? Private or housing association?
Wouldn’t want you to get kicked out for bringing safety issues to their attention?
Is there any other safety issues, or things that aren’t quite right?
If I’m right in saying, every habitable room needs to have heating and there must be running hot water and a facility for cooking.
(Not so much supply you with a cooker, but an electric point for a cooker or a gas pipe for one)
Yes I know it’s a boiler, but doesn’t mean to say there’s enough radiators.
Mains powered interconnected smoke detectors?
Extract fans in bathroom and kitchen?
Not sure of the legislation where you live.