This brand new Diffuser is 100% dimensionally and functionally equivalent to Cleaver Brooks Part Number 275-256, except for the following improvements over the original CB part:

• Diffuser, Burner, for CB 400 HP, High Turndown
• 100 % Heat resistant 309 stainless steel construction
• All parts laser cut for extreme accuracy
• 100% TIG-welded in lieu of the the spot welded construction used by CB