Clean Air Buildings

Building Data Report

0. Space Type BOS-School

1. Establishment Name Boston Collaborative H S
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 5.5

13. Max ACH 15.7

14. Avg ACH 7.8

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 643.3

22. cuft 6433

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 2. ACH Copy paste check (uses total or outside) 5.9. Window opening length (inches) 46. Window opening height (inches) 4. Co2 ambient (ppm) 425. Co2 test start (ppm) 2015. Co2 test end (ppm) 1220. Run time (min:sec) 7:00. Window air velocity max 1196. Window air velocity min 287. Window air velocity avg 687. Window outside air volume (cfm) avg 878. Window cu-ft 1.28. Window cfm max 1528. Window cfm min 367. Window cfm avg 878. wACH max 7.5. wACH min 1.8. wACH avg 4.3. wACH Copy paste check (does not match calcultated) 5.9.
Room 7. ACH Copy paste check (uses total or outside) 5.8. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 400. Co2 test start (ppm) 2230. Co2 test end (ppm) 1420. Run time (min:sec) 6:00. Window air velocity max 769. Window air velocity min 160. Window air velocity avg 531. Window outside air volume (cfm) avg 531. Window cu-ft 1.00. Window cfm max 769. Window cfm min 160. Window cfm avg 531. wACH max 4.7. wACH min 1.0. wACH avg 3.2. wACH Copy paste check (does not match calcultated) 5.8.
Room 4. ACH Copy paste check (uses total or outside) 6.7. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 400. Co2 test start (ppm) 2300. Co2 test end (ppm) 1485. Run time (min:sec) 5:00. Window air velocity max 1168. Window air velocity min 503. Window air velocity avg 794. Window outside air volume (cfm) avg 794. Window cu-ft 1.00. Window cfm max 1168. Window cfm min 503. Window cfm avg 794. wACH max 9.4. wACH min 4.0. wACH avg 6.4. wACH Copy paste check (does not match calcultated) 6.7.
Room 1st office tchr lnge. ACH Copy paste check (uses total or outside) 15.7. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 398. Co2 test start (ppm) 2165. Co2 test end (ppm) 1204. Run time (min:sec) 3:00. Window air velocity max 914. Window air velocity min 298. Window air velocity avg 629. Window outside air volume (cfm) avg 629. Window cu-ft 1.00. Window cfm max 914. Window cfm min 298. Window cfm avg 629. wACH max 22.5. wACH min 7.3. wACH avg 15.5. wACH Copy paste check (does not match calcultated) 15.7.
Room Conf. Room. ACH Copy paste check (uses total or outside) 7.5. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 398. Co2 test start (ppm) 2250. Co2 test end (ppm) 1388. Run time (min:sec) 5:00. Window air velocity max 973. Window air velocity min 444. Window air velocity avg 729. Window outside air volume (cfm) avg 729. Window cu-ft 1.00. Window cfm max 973. Window cfm min 444. Window cfm avg 729. wACH max 10.8. wACH min 4.9. wACH avg 8.1. wACH Copy paste check (does not match calcultated) 7.5.
Room 121. ACH Copy paste check (uses total or outside) 9.6. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 424. Co2 test start (ppm) 2026. Co2 test end (ppm) 1144. Run time (min:sec) 5:00. Window air velocity max 488. Window air velocity min 39. Window air velocity avg 355. Window outside air volume (cfm) avg 483. Window cu-ft 1.36. Window cfm max 664. Window cfm min 53. Window cfm avg 483. wACH max 6.2. wACH min 0.5. wACH avg 4.5. wACH Copy paste check (does not match calcultated) 9.6.

0. Space Type	BOS-School
1. Establishment Name	Boston Collaborative H S
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	5.5
13. Max ACH	15.7
14. Avg ACH	7.8
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	643.3
22. cuft	6433
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 2. ACH Copy paste check (uses total or outside) 5.9. Window opening length (inches) 46. Window opening height (inches) 4. Co2 ambient (ppm) 425. Co2 test start (ppm) 2015. Co2 test end (ppm) 1220. Run time (min:sec) 7:00. Window air velocity max 1196. Window air velocity min 287. Window air velocity avg 687. Window outside air volume (cfm) avg 878. Window cu-ft 1.28. Window cfm max 1528. Window cfm min 367. Window cfm avg 878. wACH max 7.5. wACH min 1.8. wACH avg 4.3. wACH Copy paste check (does not match calcultated) 5.9. Room 7. ACH Copy paste check (uses total or outside) 5.8. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 400. Co2 test start (ppm) 2230. Co2 test end (ppm) 1420. Run time (min:sec) 6:00. Window air velocity max 769. Window air velocity min 160. Window air velocity avg 531. Window outside air volume (cfm) avg 531. Window cu-ft 1.00. Window cfm max 769. Window cfm min 160. Window cfm avg 531. wACH max 4.7. wACH min 1.0. wACH avg 3.2. wACH Copy paste check (does not match calcultated) 5.8. Room 4. ACH Copy paste check (uses total or outside) 6.7. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 400. Co2 test start (ppm) 2300. Co2 test end (ppm) 1485. Run time (min:sec) 5:00. Window air velocity max 1168. Window air velocity min 503. Window air velocity avg 794. Window outside air volume (cfm) avg 794. Window cu-ft 1.00. Window cfm max 1168. Window cfm min 503. Window cfm avg 794. wACH max 9.4. wACH min 4.0. wACH avg 6.4. wACH Copy paste check (does not match calcultated) 6.7. Room 1st office tchr lnge. ACH Copy paste check (uses total or outside) 15.7. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 398. Co2 test start (ppm) 2165. Co2 test end (ppm) 1204. Run time (min:sec) 3:00. Window air velocity max 914. Window air velocity min 298. Window air velocity avg 629. Window outside air volume (cfm) avg 629. Window cu-ft 1.00. Window cfm max 914. Window cfm min 298. Window cfm avg 629. wACH max 22.5. wACH min 7.3. wACH avg 15.5. wACH Copy paste check (does not match calcultated) 15.7. Room Conf. Room. ACH Copy paste check (uses total or outside) 7.5. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 398. Co2 test start (ppm) 2250. Co2 test end (ppm) 1388. Run time (min:sec) 5:00. Window air velocity max 973. Window air velocity min 444. Window air velocity avg 729. Window outside air volume (cfm) avg 729. Window cu-ft 1.00. Window cfm max 973. Window cfm min 444. Window cfm avg 729. wACH max 10.8. wACH min 4.9. wACH avg 8.1. wACH Copy paste check (does not match calcultated) 7.5. Room 121. ACH Copy paste check (uses total or outside) 9.6. Window opening length (inches) 49. Window opening height (inches) 4. Co2 ambient (ppm) 424. Co2 test start (ppm) 2026. Co2 test end (ppm) 1144. Run time (min:sec) 5:00. Window air velocity max 488. Window air velocity min 39. Window air velocity avg 355. Window outside air volume (cfm) avg 483. Window cu-ft 1.36. Window cfm max 664. Window cfm min 53. Window cfm avg 483. wACH max 6.2. wACH min 0.5. wACH avg 4.5. wACH Copy paste check (does not match calcultated) 9.6.

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