ERV filter sizes~1.png

This is an image file depicting ERV (Energy Recovery Ventilator) filter sizes relevant to the Campus Yearly ERV PM (Preventive Maintenance) contract opportunity in Massachusetts. The image appears to show a technical reference guide or specification chart illustrating various filter dimensions and sizing options used in energy recovery ventilation systems for campus facilities maintenance.

The image serves as supporting documentation for the preventive maintenance contract, providing contractors and maintenance personnel with standardized filter size specifications necessary for the ongoing operation and servicing of ERV equipment across campus facilities. This technical reference would be essential for accurate procurement, installation, and replacement of filters as part of the yearly preventive maintenance program outlined in the contract opportunity.