75-CR 1-1/2 Hour Round Fire Damper

Description

FIRE RATING: 1-1/2 Hours

FRAME: 22 Ga. Galvanized Steel

BLADE:  22 Ga. Galvanized Steel in the air stream

CLOSURE SPRING:  Negator Stainless Steel

FUSIBLE LINK: 165^oF

MOUNTING:  Horizontal or Vertical

MATERIAL: Type 316 Stainless steel