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Building Data Report

0. Space Type	BOS-School
1. Establishment Name	Hennigan James W 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	3.5
13. Max ACH	6.5
14. Avg ACH	4.9
15. eACH	0
16. Filter MERV
17. Percent Outside Air	70
18. ON and Ventilates Entire Indoor Area	Yes
19. Vent Clearance min 6 ft	Yes
20. No of Rooms	6
21. sqft	891
22. cuft	8910
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 313. % Outside air 83. Calculated air volume (cfm) outside 511. Calculated air volume (cfm) return 104. Combined air volume (cfm) 615. ACH outside 4.4. ACH merv filter return air 0.9. ACH total 5.2. ACH Copy paste check (uses total or outside) 4.4. Room 401. % Outside air 68. Calculated air volume (cfm) outside 530. Calculated air volume (cfm) return 250. Combined air volume (cfm) 780. ACH outside 3.9. ACH merv filter return air 1.8. ACH total 5.7. ACH Copy paste check (uses total or outside) 3. Room 404. % Outside air 69. Calculated air volume (cfm) outside 410. Calculated air volume (cfm) return 180. Combined air volume (cfm) 590. ACH outside 3.0. ACH merv filter return air 1.3. ACH total 4.3. ACH Copy paste check (uses total or outside) 3. Room 419. % Outside air 77. Calculated air volume (cfm) outside 360. Calculated air volume (cfm) return 110. Combined air volume (cfm) 470. ACH outside 2.6. ACH merv filter return air 0.8. ACH total 3.5. ACH Copy paste check (uses total or outside) 2.6. Room 301. % Outside air 63. Calculated air volume (cfm) outside 375. Calculated air volume (cfm) return 225. Combined air volume (cfm) 600. ACH outside 2.9. ACH merv filter return air 1.7. ACH total 4.6. ACH Copy paste check (uses total or outside) 2.9. Room 104. % Outside air 65. Calculated air volume (cfm) outside 305. Calculated air volume (cfm) return 165. Combined air volume (cfm) 470. ACH outside 2.1. ACH merv filter return air 1.1. ACH total 3.2. ACH Copy paste check (uses total or outside) 2.1.

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