Marine Butterfly Air Vent in 316 Stainless Steel for Boats, RVs, and Ventilation Panels
Product Description
This 316 stainless steel butterfly vent with side knob is designed for airflow control in boats, RVs, caravans, smokers, and other ventilation panel applications. Its butterfly-style opening structure allows users to adjust airflow more easily while keeping the vent compact and low-profile.
Made from 316 marine-grade stainless steel, the vent is suitable for outdoor and saltwater environments where corrosion resistance is important. The mirror-polished finish provides a clean appearance and is easy to maintain on visible installations.
The vent is available in 5 inch (125 mm) and 6 inch (150 mm) sizes to match different opening requirements. With its side knob control, it can be used in marine ventilation systems, caravan side panels, smoker dampers, and other installations where adjustable airflow is needed.
316 stainless steel construction
Made from 316 stainless steel for corrosion resistance in marine and outdoor environments.
Side knob airflow control
The side knob design allows convenient adjustment of the vent opening for airflow control.
Butterfly vent structure
The butterfly-style vent plate provides a compact and practical solution for adjustable ventilation.
Two size options
Available in 5 inch (125 mm) and 6 inch (150 mm) sizes.
Mirror-polished finish
The polished surface offers a clean appearance and is easier to maintain on exposed hardware.
Technical Specifications
| Parameter | SM1702-5 | SM1702-6 |
|---|---|---|
| Size | 5″ | 6″ |
| A | 125 mm | 150 mm |
| B | 81.5 mm | 98.5 mm |
| C | 3.5 mm | 3.5 mm |
| D | 3 mm | 3 mm |
| Material | 316 stainless steel | 316 stainless steel |
| Finish | Mirror polished | Mirror polished |
| Weight | 100 g | 146 g |
Applications
This butterfly air vent with side knob is suitable for:
- boats and yachts
- RVs and caravans
- smoker dampers
- ventilation panels
- sheds and utility enclosures
- ovens, chambers, and related airflow-control installations
It is a practical option for buyers looking for a compact stainless steel vent for adjustable airflow control.
Installation and Selection Notes
Before ordering or installation, buyers should confirm:
- required vent size: 5 inch or 6 inch
- mounting panel thickness
- ventilation opening size
- installation environment
- airflow control requirement
- whether marine-grade corrosion resistance is needed
For outdoor or saltwater applications, 316 stainless steel is the preferred material.
FAQ
1. What is this butterfly vent used for?
It is used for adjustable airflow control in boats, RVs, caravans, smokers, and ventilation panels.
2. What sizes are available?
This vent is available in 5 inch (125 mm) and 6 inch (150 mm) sizes.
3. Is it suitable for marine use?
Yes. It is made from 316 stainless steel, which is suitable for marine and outdoor environments.
4. How is the airflow adjusted?
The vent opening is adjusted using the side knob.
5. Can it be used in smokers or caravans?
Yes. It can also be used in smokers, caravans, sheds, and other ventilation-control applications.
