The BSB FD-C 250 screw in fusible link 12.5mm diameter - 72 degrees C.

These links are compatible with all the FD-C Series single blade circular fire dampers.

Located on the outside of the fire damper next to the handle.

The flat bar gate link EML is used on the 0160 advanced air fire damper.

Easy maintinence link EML brass soldered for release at 72 deg c.

Dimentions: 22mm (Wide) X 117mm (Long) x 112 center of buttons.

19mm long square pan head self-drilling screws are a type of fastener designed for efficient, quick drilling and secure fastening without the need for pre-drilled pilot holes.

These screws feature a flat, rounded "pan" shaped head that provides a clean, finished appearance and can distribute pressure evenly on the material.

The square drive on the head ensures better torque transmission and reduces the risk of slipping compared to other drive types like Phillips or slotted.

These attributes make them ideal for connecting ductwork in a ventilation system where speed/ease of installation is critical.

80L x 15W x 1mm thick - hole center 60mm - hole 10x8mm.

Fusible links/thermostat plates are common on thermal cutoff's, fire doors & fire dampers.

This link is designed to melt at 72℃ / 162°F