Masonry VenTube - Pack of Twelve - 24400

Sometimes the most effective means of preserving the usefulness of your chimney is through preventative maintenance; not only are you working to eliminate a problem while you are thinking about it but also you are able to halt it before it has a chance to begin. The Masonry VenTube is designed to help eradicate many issues with your chimney from occurring before they ever have a chance to gain a foothold. Coming in a pack of twelve, you can rest assured that you will be able to keep your chimney functioning for a long time to come.

• Prevents moisture damage in large chase areas surrounding flue tiles
• Installs directly in mortar joints for effective cross-ventilation
• Durable 304 stainless steel construction
• Built-in wire screen to keep insects out
• Tube Dimensions: 4.5" L x .5" Dia.
• Recommended Use:
  • For Cavities Less than 16": 4 tubes
  • For Cavities Greater than 16": 8 tubes