Clean Air Buildings

Building Data Report

0. Space Type BOS-School

1. Establishment Name King ML Jr K 8
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 1.8

13. Max ACH 7.1

14. Avg ACH 4.8

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 769.4

22. cuft 7694

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 301. ACH Copy paste check (uses total or outside) 1.8. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 415. Co2 test start (ppm) 2270. Co2 test end (ppm) 1600. Run time (min:sec) 15:00. Window air velocity max 493. Window air velocity min 20. Window air velocity avg 133. Window outside air volume (cfm) avg 133. Window cu-ft 1.00. Window cfm max 493. Window cfm min 20. Window cfm avg 133. wACH max 3.7. wACH min 0.1. wACH avg 1.0. wACH Copy paste check (does not match calcultated) 1.8.
Room 309. ACH Copy paste check (uses total or outside) 7.1. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 422. Co2 test start (ppm) 2030. Co2 test end (ppm) 1213. Run time (min:sec) 6:00. Window air velocity max 640. Window air velocity min 46. Window air velocity avg 349. Window outside air volume (cfm) avg 349. Window cu-ft 1.00. Window cfm max 640. Window cfm min 46. Window cfm avg 349. wACH max 5.0. wACH min 0.4. wACH avg 2.7. wACH Copy paste check (does not match calcultated) 7.1.
Room 306. ACH Copy paste check (uses total or outside) 6.7. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 422. Co2 test start (ppm) 2502. Co2 test end (ppm) 1612. Run time (min:sec) 5:00. Window air velocity max 555. Window air velocity min 218. Window air velocity avg 382. Window outside air volume (cfm) avg 382. Window cu-ft 1.00. Window cfm max 555. Window cfm min 218. Window cfm avg 382. wACH max 4.0. wACH min 1.6. wACH avg 2.8. wACH Copy paste check (does not match calcultated) 6.7.
Room 325. ACH Copy paste check (uses total or outside) 4.1. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 420. Co2 test start (ppm) 1873. Co2 test end (ppm) 1055. Run time (min:sec) 12:00. Window air velocity max 353. Window air velocity min 57. Window air velocity avg 184. Window outside air volume (cfm) avg 189. Window cu-ft 1.03. Window cfm max 363. Window cfm min 59. Window cfm avg 189. wACH max 3.0. wACH min 0.5. wACH avg 1.6. wACH Copy paste check (does not match calcultated) 4.1.
Room 321. ACH Copy paste check (uses total or outside) 3.4. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 420. Co2 test start (ppm) 2094. Co2 test end (ppm) 1322. Run time (min:sec) 11:00. Window air velocity max 364. Window air velocity min 40. Window air velocity avg 187. Window outside air volume (cfm) avg 192. Window cu-ft 1.03. Window cfm max 374. Window cfm min 41. Window cfm avg 192. wACH max 3.0. wACH min 0.3. wACH avg 1.6. wACH Copy paste check (does not match calcultated) 3.4.
Room 105. ACH Copy paste check (uses total or outside) 7. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 409. Co2 test start (ppm) 2097. Co2 test end (ppm) 1152. Run time (min:sec) 7:00. Window air velocity max 580. Window air velocity min 159. Window air velocity avg 333. Window outside air volume (cfm) avg 555. Window cu-ft 1.67. Window cfm max 967. Window cfm min 265. Window cfm avg 555. wACH max 7.5. wACH min 2.1. wACH avg 4.3. wACH Copy paste check (does not match calcultated) 7.

0. Space Type	BOS-School
1. Establishment Name	King ML Jr K 8
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	1.8
13. Max ACH	7.1
14. Avg ACH	4.8
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	769.4
22. cuft	7694
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 301. ACH Copy paste check (uses total or outside) 1.8. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 415. Co2 test start (ppm) 2270. Co2 test end (ppm) 1600. Run time (min:sec) 15:00. Window air velocity max 493. Window air velocity min 20. Window air velocity avg 133. Window outside air volume (cfm) avg 133. Window cu-ft 1.00. Window cfm max 493. Window cfm min 20. Window cfm avg 133. wACH max 3.7. wACH min 0.1. wACH avg 1.0. wACH Copy paste check (does not match calcultated) 1.8. Room 309. ACH Copy paste check (uses total or outside) 7.1. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 422. Co2 test start (ppm) 2030. Co2 test end (ppm) 1213. Run time (min:sec) 6:00. Window air velocity max 640. Window air velocity min 46. Window air velocity avg 349. Window outside air volume (cfm) avg 349. Window cu-ft 1.00. Window cfm max 640. Window cfm min 46. Window cfm avg 349. wACH max 5.0. wACH min 0.4. wACH avg 2.7. wACH Copy paste check (does not match calcultated) 7.1. Room 306. ACH Copy paste check (uses total or outside) 6.7. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 422. Co2 test start (ppm) 2502. Co2 test end (ppm) 1612. Run time (min:sec) 5:00. Window air velocity max 555. Window air velocity min 218. Window air velocity avg 382. Window outside air volume (cfm) avg 382. Window cu-ft 1.00. Window cfm max 555. Window cfm min 218. Window cfm avg 382. wACH max 4.0. wACH min 1.6. wACH avg 2.8. wACH Copy paste check (does not match calcultated) 6.7. Room 325. ACH Copy paste check (uses total or outside) 4.1. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 420. Co2 test start (ppm) 1873. Co2 test end (ppm) 1055. Run time (min:sec) 12:00. Window air velocity max 353. Window air velocity min 57. Window air velocity avg 184. Window outside air volume (cfm) avg 189. Window cu-ft 1.03. Window cfm max 363. Window cfm min 59. Window cfm avg 189. wACH max 3.0. wACH min 0.5. wACH avg 1.6. wACH Copy paste check (does not match calcultated) 4.1. Room 321. ACH Copy paste check (uses total or outside) 3.4. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 420. Co2 test start (ppm) 2094. Co2 test end (ppm) 1322. Run time (min:sec) 11:00. Window air velocity max 364. Window air velocity min 40. Window air velocity avg 187. Window outside air volume (cfm) avg 192. Window cu-ft 1.03. Window cfm max 374. Window cfm min 41. Window cfm avg 192. wACH max 3.0. wACH min 0.3. wACH avg 1.6. wACH Copy paste check (does not match calcultated) 3.4. Room 105. ACH Copy paste check (uses total or outside) 7. Window opening length (inches) 60. Window opening height (inches) 4. Co2 ambient (ppm) 409. Co2 test start (ppm) 2097. Co2 test end (ppm) 1152. Run time (min:sec) 7:00. Window air velocity max 580. Window air velocity min 159. Window air velocity avg 333. Window outside air volume (cfm) avg 555. Window cu-ft 1.67. Window cfm max 967. Window cfm min 265. Window cfm avg 555. wACH max 7.5. wACH min 2.1. wACH avg 4.3. wACH Copy paste check (does not match calcultated) 7.

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