I have school with a wood shop. There is a dust collector that exhausts saw dust from the equipment and recirculates the air back to the space after being filtered.

does the room that contains recycle storage bins need to be exhausted to the exterior?

We have a project that has a garage which needs to have self-closing doors and deck to deck walls or hard lid to other areas.

We are working on a 8 story + Basement Courthouse in Northern California. We have a private parking garage in the basement with 21 parking spots just for the Judges.

A project is considering using electrostatic filters in lieu of media-based filters (typically measured in MERV).

Do all janitor closets on a project need to meet the requirements of the credit, or can you exempt some closets by having a policy of only storing cleaning supplies in certain designated rooms?

Hi, We have designed a project in Mexico which includes 5 levels for parking garage but it is a robotic parking, we are including a small ventilation fan for each level that provides approx 0.1 cf

Regarding the MERV filter, I had advised the M&E the LEED Requirements and he has replied as "During the test run period (80days), the MERV 8 will be installed on the AHU, PAH & VRF Indoor

Our janitor rooms do not have deck-to deck partitions.