20X18 ND | Rectangular Damper | 20X18 ND MOTORIZED DAMPER | EWC Controls
This damper is 20" by 18". The motor/lever is installed on the 18" side. Full dimensional specifications are in the datasheet below.
Overview Details for 20X18 ND
Rectangular Damper | 20X18 ND MOTORIZED DAMPER
The hand damper is used to restrict airflow through
the by-pass trunk during by-pass operation. These
were designed to meet ACCA Manual Zr specification
performance ratings and California Title 24
requirements.
Specifications
| Item Number | 20X18 ND |
| Brand | EWC Controls |
| Motorized | Yes |
| Shape | Rectangular |
| Size (in) | 20 x 18 |
| Spring Return | Non-Spring Return |
| Type | Rectangular Dampers |

