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Building Data Report

0. Space Type	BOS-School
1. Establishment Name	Henderson K 12 Lower
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	Natural Ventilation Windows and Limited Univent HVAC
12. Min ACH	0
13. Max ACH	0
14. Avg ACH	0
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	8
21. sqft	829.1
22. cuft	8291
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 3. Calculated air volume (cfm) outside 240. ACH outside 1.6. ACH merv filter return air #VALUE!. ACH total #VALUE!. ACH Copy paste check (uses total or outside) 1.7. Room 6. Calculated air volume (cfm) outside 385. ACH outside 1.9. ACH merv filter return air #VALUE!. ACH total #VALUE!. ACH Copy paste check (uses total or outside) 1.9. Room 8. Calculated air volume (cfm) outside 420. ACH outside 2.9. ACH merv filter return air #VALUE!. ACH total #VALUE!. ACH Copy paste check (uses total or outside) 2.9. Room 7. Calculated air volume (cfm) outside 415. ACH outside 2.8. ACH merv filter return air #VALUE!. ACH total #VALUE!. ACH Copy paste check (uses total or outside) 2.9. Room 1. Calculated air volume (cfm) outside 335. ACH outside 2.3. ACH merv filter return air #VALUE!. ACH total #VALUE!. ACH Copy paste check (uses total or outside) 2.3. Room Cafeteria. Calculated air volume (cfm) outside 305. ACH outside 1.2. ACH merv filter return air #VALUE!. ACH total #VALUE!. ACH Copy paste check (uses total or outside) 1.2. Room Sensory. Calculated air volume (cfm) outside 415. ACH outside 3.2. ACH merv filter return air #VALUE!. ACH total #VALUE!. ACH Copy paste check (uses total or outside) 3.2. Room 105A. % Outside air 89. Calculated air volume (cfm) outside 312. Calculated air volume (cfm) return 38. Combined air volume (cfm) 350. ACH outside 2.3. ACH merv filter return air 0.3. ACH total 2.5. ACH Copy paste check (uses total or outside) 2.3.

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