An alternative to a visible closer on the face of the door are these, one by Samuel Heath; Power-Matic and the other by Astra Door Controls.

Often specified on residential projects, where the apartment entrance opens onto a communal corridor. both are available with Fire Rated certification.

This version also has additional options to consider;

• Fire Rated to 60 Mins
• Restricted opening angle
• Ideally suited to residential projects
• Various finishes available