Perko Powermatic® is the third generation jamb mounted, concealed door closer to be developed by Samuel Heath and is without doubt our most significant innovation to date. It is our first controlled door closer and the first to carry the CE mark, providing ultimate assurance of its suitability for a variety of fire door applications:-

• CE marked
• Type tested to BS EN 1154: 1997. Power size 3
• Opening forces comply with Approved Document M
• BS EN1634-1 fire tested for one hour and half-hour fire doors
• Certifire approved
• Endurance tested to 500,000 closing cycles
• 10-year guarantee