We have two aluminium blades suitable for 102mm frames:

• 102mm Double throated louvre blade at a standard pitch of 124mm will give a 50% air flow.
• Single throated louvre blade at a standard pitch of 111mm will give a 55% air flow.
• We also offer a 102mm 'Z' frame as illustrated below
• Wide spans can be supported with concealed aluminium brackets.
  

Single throated louvre blade