# Vibration from Condenser Units
### Issue Image:
![[Pasted image 20250203160241.png]]
## Issue Description:
- The compressor units inside Air conditioning Condensers can contribute to noise and disturbance in Apartment buildings.
- To reduce this disturbance, the vibration isolation mounts shall be checked by an Acoustic Engineer.
- It is very easy for a contractor to provide an isolation mount which is ineffective. (the weight classification is very important!).
## Actions to Prevent this Issue:
- [ ] Acoustic Engineer shall specify NRD, Waffle Pads or Supershearflex mounts for the each type of Air Conditioning Condenser Unit in a building.
- [ ] Mechanical Engineer shall specify NRD, Waffle Pads or Supershearflex mounts for the each type of Air Conditioning Condenser Unit in a building.,
## Source