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Building Data Report

0. Space Type	BOS-School
1. Establishment Name	Madison Park Technical Vocational
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	4.6
13. Max ACH	12.3
14. Avg ACH	7.8
15. eACH	0
16. Filter MERV	13
17. Percent Outside Air	69.8
18. ON and Ventilates Entire Indoor Area	Yes
19. Vent Clearance min 6 ft	Yes
20. No of Rooms	6
21. sqft	1125
22. cuft	11250
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 7-245. Diffuser air volume (cfm) 780. % Outside air 70. Calculated air volume (cfm) outside 546. Calculated air volume (cfm) return 234. Filter merv rating 13. Filter efficiency (decimal) 0.85. Combined air volume (cfm) 745. ACH outside 4. ACH merv filter return air 1.5. ACH total 5.5. Room 7-275. Diffuser air volume (cfm) 2601. % Outside air 70. Calculated air volume (cfm) outside 1821. Calculated air volume (cfm) return 780. Filter merv rating 13. Filter efficiency (decimal) 0.85. Combined air volume (cfm) 2484. ACH outside 9. ACH merv filter return air 3.3. ACH total 12.3. Room 7-341. Diffuser air volume (cfm) 2120. % Outside air 70. Calculated air volume (cfm) outside 1484. Calculated air volume (cfm) return 636. Filter merv rating 13. Filter efficiency (decimal) 0.85. Combined air volume (cfm) 2025. ACH outside 7.4. ACH merv filter return air 2.7. ACH total 10.1. Room 7-365. Diffuser air volume (cfm) 511. % Outside air 70. Calculated air volume (cfm) outside 358. Calculated air volume (cfm) return 153. Filter merv rating 13. Filter efficiency (decimal) 0.85. Combined air volume (cfm) 488. ACH outside 3.4. ACH merv filter return air 1.2. ACH total 4.6. Room 7-384. Diffuser air volume (cfm) 1255. % Outside air 70. Calculated air volume (cfm) outside 879. Calculated air volume (cfm) return 376. Filter merv rating 13. Filter efficiency (decimal) 0.85. Combined air volume (cfm) 1199. ACH outside 5.7. ACH merv filter return air 2.1. ACH total 7.8. Room 123. Diffuser air volume (cfm) 573. % Outside air 70. Calculated air volume (cfm) outside 401. Calculated air volume (cfm) return 172. Filter merv rating 13. Filter efficiency (decimal) 0.85. Combined air volume (cfm) 547. ACH outside 2.1. ACH merv filter return air 0.8. ACH total 2.9.

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