Slotted & Oblong Perforated Metal

Slotted and oblong perforations pass more air in one direction than round holes of the same width, and are used for louvres, drainage, sifting elongated particles and directional screening.

A limited stock range — call us for other slot sizes and we will quote it punched to your pattern.

New to this? How to read a perforated metal spec decodes hole-on-centre callouts and open area. Also see round hole perforated metal and square hole perforated metal.