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Building Data Report

0. Space Type	BOS-School
1. Establishment Name	Frederick Lilla G Middle
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	Central HVAC
12. Min ACH	2.9
13. Max ACH	5.8
14. Avg ACH	4
15. eACH	0
16. Filter MERV	---
17. Percent Outside Air	100
18. ON and Ventilates Entire Indoor Area	Yes
19. Vent Clearance min 6 ft	Yes
20. No of Rooms	6
21. sqft	609
22. cuft	6090
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 B105. Diffuser air volume (cfm) 843. % Outside air 100. Calculated air volume (cfm) outside 843. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 843. ACH outside 2.9. ACH total 2.9. ACH Copy paste check (uses total or outside) 2.9. Room B107. Diffuser air volume (cfm) 888. % Outside air 100. Calculated air volume (cfm) outside 888. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 888. ACH outside 3. ACH total 3. ACH Copy paste check (uses total or outside) 3. Room B208. Diffuser air volume (cfm) 593. % Outside air 100. Calculated air volume (cfm) outside 593. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 593. ACH outside 4.1. ACH total 4.1. ACH Copy paste check (uses total or outside) 4.1. Room B222. Diffuser air volume (cfm) 712. % Outside air 100. Calculated air volume (cfm) outside 712. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 712. ACH outside 5.5. ACH total 5.5. ACH Copy paste check (uses total or outside) 5.5. Room B330. Diffuser air volume (cfm) 374. % Outside air 100. Calculated air volume (cfm) outside 374. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 374. ACH outside 2.9. ACH total 2.9. ACH Copy paste check (uses total or outside) 2.9. Room 202. Diffuser air volume (cfm) 1087. % Outside air 100. Calculated air volume (cfm) outside 1087. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 1087. ACH outside 10.7. ACH total 10.7. ACH Copy paste check (uses total or outside) 10.7.

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