Clean Air Buildings

Building Data Report

0. Space Type BOS-School

1. Establishment Name Ellis Elem
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 4.7

13. Max ACH 8.7

14. Avg ACH 6.6

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 857.8

22. cuft 8578

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 113. ACH Copy paste check (uses total or outside) 7. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2001. Co2 test end (ppm) 1113. Run time (min:sec) 7:00. Window air velocity max 1139. Window air velocity min 361. Window air velocity avg 638. Window outside air volume (cfm) avg 1063. Window cu-ft 1.67. Window cfm max 1898. Window cfm min 602. Window cfm avg 1063. wACH max 14.2. wACH min 4.5. wACH avg 8.0. wACH Copy paste check (does not match calcultated) 7.
Room 102. ACH Copy paste check (uses total or outside) 5.6. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2100. Co2 test end (ppm) 1242. Run time (min:sec) 8:00. Window air velocity max 575. Window air velocity min 29. Window air velocity avg 226. Window outside air volume (cfm) avg 377. Window cu-ft 1.67. Window cfm max 958. Window cfm min 48. Window cfm avg 377. wACH max 7.2. wACH min 0.4. wACH avg 2.8. wACH Copy paste check (does not match calcultated) 5.6.
Room 108. ACH Copy paste check (uses total or outside) 4.7. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2076. Co2 test end (ppm) 1240. Run time (min:sec) 9:00. Window air velocity max 614. Window air velocity min 164. Window air velocity avg 406. Window outside air volume (cfm) avg 677. Window cu-ft 1.67. Window cfm max 1023. Window cfm min 273. Window cfm avg 677. wACH max 7.6. wACH min 2.0. wACH avg 5.0. wACH Copy paste check (does not match calcultated) 4.7.
Room 109. ACH Copy paste check (uses total or outside) 5.9. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2063. Co2 test end (ppm) 1180. Run time (min:sec) 8:00. Window air velocity max 523. Window air velocity min 73. Window air velocity avg 326. Window outside air volume (cfm) avg 543. Window cu-ft 1.67. Window cfm max 872. Window cfm min 122. Window cfm avg 543. wACH max 6.4. wACH min 0.9. wACH avg 4.0. wACH Copy paste check (does not match calcultated) 5.9.
Room 105. ACH Copy paste check (uses total or outside) 8.1. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2200. Co2 test end (ppm) 1336. Run time (min:sec) 5:00. Window air velocity max 497. Window air velocity min 270. Window air velocity avg 401. Window outside air volume (cfm) avg 668. Window cu-ft 1.67. Window cfm max 828. Window cfm min 450. Window cfm avg 668. wACH max 6.2. wACH min 3.3. wACH avg 5.0. wACH Copy paste check (does not match calcultated) 8.1.
Room 116. ACH Copy paste check (uses total or outside) 9.3. Window opening length (inches) 45. Window opening height (inches) 4. Co2 ambient (ppm) 405. Co2 test start (ppm) 2230. Co2 test end (ppm) 1390. Run time (min:sec) 4:00. Window air velocity max 905. Window air velocity min 305. Window air velocity avg 603. Window outside air volume (cfm) avg 754. Window cu-ft 1.25. Window cfm max 1131. Window cfm min 381. Window cfm avg 754. wACH max 7.9. wACH min 2.7. wACH avg 5.3. wACH Copy paste check (does not match calcultated) 9.3.

0. Space Type	BOS-School
1. Establishment Name	Ellis Elem
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	4.7
13. Max ACH	8.7
14. Avg ACH	6.6
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	857.8
22. cuft	8578
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 113. ACH Copy paste check (uses total or outside) 7. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2001. Co2 test end (ppm) 1113. Run time (min:sec) 7:00. Window air velocity max 1139. Window air velocity min 361. Window air velocity avg 638. Window outside air volume (cfm) avg 1063. Window cu-ft 1.67. Window cfm max 1898. Window cfm min 602. Window cfm avg 1063. wACH max 14.2. wACH min 4.5. wACH avg 8.0. wACH Copy paste check (does not match calcultated) 7. Room 102. ACH Copy paste check (uses total or outside) 5.6. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2100. Co2 test end (ppm) 1242. Run time (min:sec) 8:00. Window air velocity max 575. Window air velocity min 29. Window air velocity avg 226. Window outside air volume (cfm) avg 377. Window cu-ft 1.67. Window cfm max 958. Window cfm min 48. Window cfm avg 377. wACH max 7.2. wACH min 0.4. wACH avg 2.8. wACH Copy paste check (does not match calcultated) 5.6. Room 108. ACH Copy paste check (uses total or outside) 4.7. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2076. Co2 test end (ppm) 1240. Run time (min:sec) 9:00. Window air velocity max 614. Window air velocity min 164. Window air velocity avg 406. Window outside air volume (cfm) avg 677. Window cu-ft 1.67. Window cfm max 1023. Window cfm min 273. Window cfm avg 677. wACH max 7.6. wACH min 2.0. wACH avg 5.0. wACH Copy paste check (does not match calcultated) 4.7. Room 109. ACH Copy paste check (uses total or outside) 5.9. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2063. Co2 test end (ppm) 1180. Run time (min:sec) 8:00. Window air velocity max 523. Window air velocity min 73. Window air velocity avg 326. Window outside air volume (cfm) avg 543. Window cu-ft 1.67. Window cfm max 872. Window cfm min 122. Window cfm avg 543. wACH max 6.4. wACH min 0.9. wACH avg 4.0. wACH Copy paste check (does not match calcultated) 5.9. Room 105. ACH Copy paste check (uses total or outside) 8.1. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 433. Co2 test start (ppm) 2200. Co2 test end (ppm) 1336. Run time (min:sec) 5:00. Window air velocity max 497. Window air velocity min 270. Window air velocity avg 401. Window outside air volume (cfm) avg 668. Window cu-ft 1.67. Window cfm max 828. Window cfm min 450. Window cfm avg 668. wACH max 6.2. wACH min 3.3. wACH avg 5.0. wACH Copy paste check (does not match calcultated) 8.1. Room 116. ACH Copy paste check (uses total or outside) 9.3. Window opening length (inches) 45. Window opening height (inches) 4. Co2 ambient (ppm) 405. Co2 test start (ppm) 2230. Co2 test end (ppm) 1390. Run time (min:sec) 4:00. Window air velocity max 905. Window air velocity min 305. Window air velocity avg 603. Window outside air volume (cfm) avg 754. Window cu-ft 1.25. Window cfm max 1131. Window cfm min 381. Window cfm avg 754. wACH max 7.9. wACH min 2.7. wACH avg 5.3. wACH Copy paste check (does not match calcultated) 9.3.

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