Clean Air Buildings

Building Data Report

0. Space Type BOS-School

1. Establishment Name Boston Day Evening Acad
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

12. Min ACH 6.7

13. Max ACH 12.7

14. Avg ACH 8.7

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 858.6

22. cuft 8586

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 118. ACH Copy paste check (uses total or outside) 6.7. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 424. Co2 test start (ppm) 1996. Co2 test end (ppm) 1230. Run time (min:sec) 6:00. Window air velocity max 632. Window air velocity min 195. Window air velocity avg 416. Window outside air volume (cfm) avg 566. Window cu-ft 1.36. Window cfm max 860. Window cfm min 265. Window cfm avg 566. wACH max 8.6. wACH min 2.6. wACH avg 5.6. wACH Copy paste check (does not match calcultated) 6.7.
Room 220. ACH Copy paste check (uses total or outside) 7.3. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 424. Co2 test start (ppm) 2130. Co2 test end (ppm) 1249. Run time (min:sec) 6:00. Window air velocity max 507. Window air velocity min 128. Window air velocity avg 243. Window outside air volume (cfm) avg 331. Window cu-ft 1.36. Window cfm max 690. Window cfm min 174. Window cfm avg 331. wACH max 7.4. wACH min 1.9. wACH avg 3.5. wACH Copy paste check (does not match calcultated) 7.3.
Room 101. ACH Copy paste check (uses total or outside) 8.2. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 455. Co2 test start (ppm) 2066. Co2 test end (ppm) 1266. Run time (min:sec) 5:00. Window air velocity max 870. Window air velocity min 183. Window air velocity avg 412. Window outside air volume (cfm) avg 561. Window cu-ft 1.36. Window cfm max 1184. Window cfm min 249. Window cfm avg 561. wACH max 12.8. wACH min 2.7. wACH avg 6.1. wACH Copy paste check (does not match calcultated) 8.2.
Room 119A. ACH Copy paste check (uses total or outside) 8.1. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 455. Co2 test start (ppm) 1950. Co2 test end (ppm) 1118. Run time (min:sec) 6:00. Window air velocity max 558. Window air velocity min 111. Window air velocity avg 377. Window outside air volume (cfm) avg 513. Window cu-ft 1.36. Window cfm max 760. Window cfm min 151. Window cfm avg 513. wACH max 8.5. wACH min 1.7. wACH avg 5.8. wACH Copy paste check (does not match calcultated) 8.1.
Room 205. ACH Copy paste check (uses total or outside) 12.7. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 455. Co2 test start (ppm) 2010. Co2 test end (ppm) 1121. Run time (min:sec) 4:00. Window air velocity max 372. Window air velocity min 164. Window air velocity avg 281. Window outside air volume (cfm) avg 382. Window cu-ft 1.36. Window cfm max 506. Window cfm min 223. Window cfm avg 382. wACH max 5.5. wACH min 2.4. wACH avg 4.1. wACH Copy paste check (does not match calcultated) 12.7.
Room 104. ACH Copy paste check (uses total or outside) 5.4. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 398. Co2 test start (ppm) 2188. Co2 test end (ppm) 1061. Run time (min:sec) 11:00. Window air velocity max 891. Window air velocity min 176. Window air velocity avg 501. Window outside air volume (cfm) avg 501. Window cu-ft 1.00. Window cfm max 891. Window cfm min 176. Window cfm avg 501. wACH max 6.2. wACH min 1.2. wACH avg 3.5. wACH Copy paste check (does not match calcultated) 5.4.

0. Space Type	BOS-School
1. Establishment Name	Boston Day Evening Acad
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
12. Min ACH	6.7
13. Max ACH	12.7
14. Avg ACH	8.7
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	858.6
22. cuft	8586
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 118. ACH Copy paste check (uses total or outside) 6.7. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 424. Co2 test start (ppm) 1996. Co2 test end (ppm) 1230. Run time (min:sec) 6:00. Window air velocity max 632. Window air velocity min 195. Window air velocity avg 416. Window outside air volume (cfm) avg 566. Window cu-ft 1.36. Window cfm max 860. Window cfm min 265. Window cfm avg 566. wACH max 8.6. wACH min 2.6. wACH avg 5.6. wACH Copy paste check (does not match calcultated) 6.7. Room 220. ACH Copy paste check (uses total or outside) 7.3. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 424. Co2 test start (ppm) 2130. Co2 test end (ppm) 1249. Run time (min:sec) 6:00. Window air velocity max 507. Window air velocity min 128. Window air velocity avg 243. Window outside air volume (cfm) avg 331. Window cu-ft 1.36. Window cfm max 690. Window cfm min 174. Window cfm avg 331. wACH max 7.4. wACH min 1.9. wACH avg 3.5. wACH Copy paste check (does not match calcultated) 7.3. Room 101. ACH Copy paste check (uses total or outside) 8.2. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 455. Co2 test start (ppm) 2066. Co2 test end (ppm) 1266. Run time (min:sec) 5:00. Window air velocity max 870. Window air velocity min 183. Window air velocity avg 412. Window outside air volume (cfm) avg 561. Window cu-ft 1.36. Window cfm max 1184. Window cfm min 249. Window cfm avg 561. wACH max 12.8. wACH min 2.7. wACH avg 6.1. wACH Copy paste check (does not match calcultated) 8.2. Room 119A. ACH Copy paste check (uses total or outside) 8.1. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 455. Co2 test start (ppm) 1950. Co2 test end (ppm) 1118. Run time (min:sec) 6:00. Window air velocity max 558. Window air velocity min 111. Window air velocity avg 377. Window outside air volume (cfm) avg 513. Window cu-ft 1.36. Window cfm max 760. Window cfm min 151. Window cfm avg 513. wACH max 8.5. wACH min 1.7. wACH avg 5.8. wACH Copy paste check (does not match calcultated) 8.1. Room 205. ACH Copy paste check (uses total or outside) 12.7. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 455. Co2 test start (ppm) 2010. Co2 test end (ppm) 1121. Run time (min:sec) 4:00. Window air velocity max 372. Window air velocity min 164. Window air velocity avg 281. Window outside air volume (cfm) avg 382. Window cu-ft 1.36. Window cfm max 506. Window cfm min 223. Window cfm avg 382. wACH max 5.5. wACH min 2.4. wACH avg 4.1. wACH Copy paste check (does not match calcultated) 12.7. Room 104. ACH Copy paste check (uses total or outside) 5.4. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 398. Co2 test start (ppm) 2188. Co2 test end (ppm) 1061. Run time (min:sec) 11:00. Window air velocity max 891. Window air velocity min 176. Window air velocity avg 501. Window outside air volume (cfm) avg 501. Window cu-ft 1.00. Window cfm max 891. Window cfm min 176. Window cfm avg 501. wACH max 6.2. wACH min 1.2. wACH avg 3.5. wACH Copy paste check (does not match calcultated) 5.4.

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