Round View Port

High-quality round viewport designed for industrial ventilation systems, providing visual inspection access.



Suitable for mounting on ducting or equipment for various types of ventilation systems


Door Size:
18.00″ and 24.00″
Attaching Duct Size:
Customer Specified

Pressure Ratings

Pressure Rating:
15inWC to 50inWC

Up to 6,000fpm


The housing for an easily removable gasketted cover with a hinge and viewing glass is welded to the duct or equipment. It maintains a watertight seal.

Larger sizes and higher pressure ratings are available upon request.
3D model files and installation drawings are available upon order. See data sheet for ordering details.