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Building Data Report

0. Space Type	BOS-School
1. Establishment Name	Mildred Avenue 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	Central HVAC
12. Min ACH	3.3
13. Max ACH	5
14. Avg ACH	3.9
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	1000
22. cuft	10000
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) 682. % Outside air 100. Calculated air volume (cfm) outside 682. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 682. ACH outside 3.4. ACH total 3.4. Room B117. Diffuser air volume (cfm) 682. % Outside air 100. Calculated air volume (cfm) outside 682. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 682. ACH outside 3.6. ACH total 3.6. Room B207. Diffuser air volume (cfm) 480. % Outside air 100. Calculated air volume (cfm) outside 480. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 480. ACH outside 3.3. ACH total 3.3. Room B216. Diffuser air volume (cfm) 525. % Outside air 100. Calculated air volume (cfm) outside 525. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 525. ACH outside 3.6. ACH total 3.6. Room B323. Diffuser air volume (cfm) 655. % Outside air 100. Calculated air volume (cfm) outside 655. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 655. ACH outside 4.5. ACH total 4.5. Room 203. Diffuser air volume (cfm) 395. % Outside air 100. Calculated air volume (cfm) outside 395. Calculated air volume (cfm) return 0. Filter efficiency (decimal) 0. Combined air volume (cfm) 395. ACH outside 2.4. ACH total 2.4.

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