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Building Data Report

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	Central HVAC
12. Min ACH	2.55
13. Max ACH	3.48
14. Avg ACH	2.9
15. eACH	0
16. Filter MERV	13
17. Percent Outside Air	50
18. ON and Ventilates Entire Indoor Area	Yes
19. Vent Clearance min 6 ft	Yes
20. No of Rooms	3
21. sqft	705.6
22. cuft	7056
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 116. Diffuser air volume (cfm) 533. % Outside air 50. Calculated air volume (cfm) outside 266.5. Calculated air volume (cfm) return 266.5. Filter merv rating 13. Filter efficiency (decimal) 0.85. Combined air volume (cfm) 493. ACH outside 1.6. ACH merv filter return air 1.32. ACH total 2.92. Room 216. Diffuser air volume (cfm) 377. % Outside air 50. Calculated air volume (cfm) outside 188.5. Calculated air volume (cfm) return 188.5. Filter merv rating 13. Filter efficiency (decimal) 0.85. Combined air volume (cfm) 349. ACH outside 1.9. ACH merv filter return air 1.58. ACH total 3.48. Room 3-B27. Diffuser air volume (cfm) 200. % Outside air 50. Calculated air volume (cfm) outside 100. Calculated air volume (cfm) return 100. Filter merv rating 13. Filter efficiency (decimal) 0.85. Combined air volume (cfm) 185. ACH outside 0.9. ACH merv filter return air 0.7. ACH total 1.6.

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