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About Us | Contact Us |
| 0. Space Type | BOS-School |
| 1. Establishment Name | Murphy Richard J K 8 |
| 2. Address | address |
| 3. City | Boston |
| 4. State / Province | MA |
| 5. Country | USA |
| 6. Date | 03/21/2021 |
| 7. Data Source | School District |
| 8. Performed by | External Company |
| 9. Company Name Address Contact | Cashins & Associates, Inc. 599 North Ave #8, Wakefield, MA 01880 |
| 10. Requirement Source | Boston School 3 ACH guideline |
| 11. Technology | Univent Central HVAC |
| 12. Min ACH | 3.1 |
| 13. Max ACH | 3.4 |
| 14. Avg ACH | 3.2 |
| 15. eACH | 0 |
| 16. Filter MERV | |
| 17. Percent Outside Air | 56 |
| 18. ON and Ventilates Entire Indoor Area | Yes |
| 19. Vent Clearance min 6 ft | Yes |
| 20. No of Rooms | 3 |
| 21. sqft | 646.8 |
| 22. cuft | 6468 |
| 23. No of Buildings | 1 |
| 24. Comments | Source Boston School District March 18, 2021. https://www.bostonpublicschools.org/Page/8463 . https://drive.google.com/file/d/1bzam7XeMQDjjv7Og_86PS41K78hBEOfT/view . assumed 10ft ceiling. wACH windows provided in dataset. Calculated wACH from measured CFM rates in dataset do not match. Differences due to errors. Did not use calculated wACH. Room 202. % Outside air 52. Calculated air volume (cfm) outside 220. Calculated air volume (cfm) return 200. Combined air volume (cfm) 420. ACH outside 1.6. ACH merv filter return air 1.5. ACH total 3.1. ACH Copy paste check (uses total or outside) 1.6. Room 270. % Outside air 52. Calculated air volume (cfm) outside 240. Calculated air volume (cfm) return 220. Combined air volume (cfm) 460. ACH outside 1.8. ACH merv filter return air 1.6. ACH total 3.4. ACH Copy paste check (uses total or outside) 1.8. Room 3-107. % Outside air 48. Calculated air volume (cfm) outside 95. Calculated air volume (cfm) return 105. Combined air volume (cfm) 200. ACH outside 0.9. ACH merv filter return air 1.0. ACH total 1.9. ACH Copy paste check (uses total or outside) 0.8. |