A man with breathing problems had to be taken to hospital by ambulance with the help of the fire brigade.
The fire service was called at 8.47am to a property in Ransom Close, Watford, to assist the ambulance service in getting in.
Medics were called at 7.57am with reports of a patient with breathing problems at the address.
He was taken to Watford General Hospital for further treatment.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here