Sea-Dog Butterfly Ventilator

These Butterfly Vents feature a center knob that allows for easy adjustment of the opening. The vents promote air circulation and prevents mold, mildew, and associated odors.

Features:

• Designed for air circulation in interior areas
• They allow you to open and close as well as adjust the vented area
• Use on cabin doors, lockers, cabinet doors, etc
• Easy to install

Specifications:

• Vent area: Select
• Material: Stainless steel
• Fasteners: #6 RH (not included)
• 4" Vent Dimensions:
  • Overall dimensions: 4" Diameter (A)
  • Cut-out dimensions: 3 5/8" Diameter (B)
  • Vent area: 2.77 sq.in.
• 5" Vent Dimensions:
  • Overall dimensions: 5" Diameter (A)
  • Cut-out dimensions: 4 3/4" Diameter (B)
  • Vent area: 2.91 sq.in.