Clean Air Buildings

Building Data Report

0. Space Type BOS-School

1. Establishment Name Perry Oliver Hazard 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 4.6

13. Max ACH 9.4

14. Avg ACH 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 499.6

22. cuft 4996

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 5. ACH Copy paste check (uses total or outside) 8.2. Window opening length (inches) 52. Window opening height (inches) 4. Co2 ambient (ppm) 407. Co2 test start (ppm) 1821. Co2 test end (ppm) 1033. Run time (min:sec) 6:00. Window air velocity max 1627. Window air velocity min 843. Window air velocity avg 1402. Window outside air volume (cfm) avg 2025. Window cu-ft 1.44. Window cfm max 2350. Window cfm min 1218. Window cfm avg 2025. wACH max 12.0. wACH min 6.2. wACH avg 10.4. wACH Copy paste check (does not match calcultated) 8.2.
Room 2. ACH Copy paste check (uses total or outside) 4.6. Window opening length (inches) 54. Window opening height (inches) 4. Co2 ambient (ppm) 390. Co2 test start (ppm) 2120. Co2 test end (ppm) 1255. Run time (min:sec) 9:00. Window air velocity max 979. Window air velocity min 173. Window air velocity avg 691. Window outside air volume (cfm) avg 1027. Window cu-ft 1.50. Window cfm max 1469. Window cfm min 260. Window cfm avg 1037. wACH max 6.5. wACH min 1.1. wACH avg 4.6. wACH Copy paste check (does not match calcultated) 4.6.
Room 10. ACH Copy paste check (uses total or outside) 8.7. Window opening length (inches) 54. Window opening height (inches) 4. Co2 ambient (ppm) 390. Co2 test start (ppm) 2011. Co2 test end (ppm) 1070. Run time (min:sec) 6:00. Window air velocity max 1703. Window air velocity min 581. Window air velocity avg 1252. Window outside air volume (cfm) avg 1861. Window cu-ft 1.50. Window cfm max 2555. Window cfm min 872. Window cfm avg 1878. wACH max 12.6. wACH min 4.3. wACH avg 9.3. wACH Copy paste check (does not match calcultated) 8.7.
Room 14. ACH Copy paste check (uses total or outside) 9.4. Window opening length (inches) 53. Window opening height (inches) 4. Co2 ambient (ppm) 400. Co2 test start (ppm) 2220. Co2 test end (ppm) 1382. Run time (min:sec) 5:00. Window air velocity max 1249. Window air velocity min 80. Window air velocity avg 684. Window outside air volume (cfm) avg 1007. Window cu-ft 1.47. Window cfm max 1839. Window cfm min 118. Window cfm avg 1007. wACH max 9.5. wACH min 0.6. wACH avg 5.2. wACH Copy paste check (does not match calcultated) 9.4.
Room 13. ACH Copy paste check (uses total or outside) 8.5. Window opening length (inches) 53. Window opening height (inches) 4. Co2 ambient (ppm) 400. Co2 test start (ppm) 2008. Co2 test end (ppm) 1189. Run time (min:sec) 5:00. Window air velocity max 1574. Window air velocity min 250. Window air velocity avg 936. Window outside air volume (cfm) avg 1378. Window cu-ft 1.47. Window cfm max 2317. Window cfm min 368. Window cfm avg 1378. wACH max 12.4. wACH min 2.0. wACH avg 7.4. wACH Copy paste check (does not match calcultated) 8.5.
Room 1. ACH Copy paste check (uses total or outside) 8.2. Window opening length (inches) 62. Window opening height (inches) 4. Co2 ambient (ppm) 413. Co2 test start (ppm) 2342. Co2 test end (ppm) 1530. Run time (min:sec) 4:00. Window air velocity max 209. Window air velocity min 9. Window air velocity avg 89. Window outside air volume (cfm) avg 153. Window cu-ft 1.72. Window cfm max 360. Window cfm min 16. Window cfm avg 153. wACH max 4.3. wACH min 0.2. wACH avg 1.8. wACH Copy paste check (does not match calcultated) 8.2.

0. Space Type	BOS-School
1. Establishment Name	Perry Oliver Hazard 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	4.6
13. Max ACH	9.4
14. Avg ACH	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	499.6
22. cuft	4996
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 5. ACH Copy paste check (uses total or outside) 8.2. Window opening length (inches) 52. Window opening height (inches) 4. Co2 ambient (ppm) 407. Co2 test start (ppm) 1821. Co2 test end (ppm) 1033. Run time (min:sec) 6:00. Window air velocity max 1627. Window air velocity min 843. Window air velocity avg 1402. Window outside air volume (cfm) avg 2025. Window cu-ft 1.44. Window cfm max 2350. Window cfm min 1218. Window cfm avg 2025. wACH max 12.0. wACH min 6.2. wACH avg 10.4. wACH Copy paste check (does not match calcultated) 8.2. Room 2. ACH Copy paste check (uses total or outside) 4.6. Window opening length (inches) 54. Window opening height (inches) 4. Co2 ambient (ppm) 390. Co2 test start (ppm) 2120. Co2 test end (ppm) 1255. Run time (min:sec) 9:00. Window air velocity max 979. Window air velocity min 173. Window air velocity avg 691. Window outside air volume (cfm) avg 1027. Window cu-ft 1.50. Window cfm max 1469. Window cfm min 260. Window cfm avg 1037. wACH max 6.5. wACH min 1.1. wACH avg 4.6. wACH Copy paste check (does not match calcultated) 4.6. Room 10. ACH Copy paste check (uses total or outside) 8.7. Window opening length (inches) 54. Window opening height (inches) 4. Co2 ambient (ppm) 390. Co2 test start (ppm) 2011. Co2 test end (ppm) 1070. Run time (min:sec) 6:00. Window air velocity max 1703. Window air velocity min 581. Window air velocity avg 1252. Window outside air volume (cfm) avg 1861. Window cu-ft 1.50. Window cfm max 2555. Window cfm min 872. Window cfm avg 1878. wACH max 12.6. wACH min 4.3. wACH avg 9.3. wACH Copy paste check (does not match calcultated) 8.7. Room 14. ACH Copy paste check (uses total or outside) 9.4. Window opening length (inches) 53. Window opening height (inches) 4. Co2 ambient (ppm) 400. Co2 test start (ppm) 2220. Co2 test end (ppm) 1382. Run time (min:sec) 5:00. Window air velocity max 1249. Window air velocity min 80. Window air velocity avg 684. Window outside air volume (cfm) avg 1007. Window cu-ft 1.47. Window cfm max 1839. Window cfm min 118. Window cfm avg 1007. wACH max 9.5. wACH min 0.6. wACH avg 5.2. wACH Copy paste check (does not match calcultated) 9.4. Room 13. ACH Copy paste check (uses total or outside) 8.5. Window opening length (inches) 53. Window opening height (inches) 4. Co2 ambient (ppm) 400. Co2 test start (ppm) 2008. Co2 test end (ppm) 1189. Run time (min:sec) 5:00. Window air velocity max 1574. Window air velocity min 250. Window air velocity avg 936. Window outside air volume (cfm) avg 1378. Window cu-ft 1.47. Window cfm max 2317. Window cfm min 368. Window cfm avg 1378. wACH max 12.4. wACH min 2.0. wACH avg 7.4. wACH Copy paste check (does not match calcultated) 8.5. Room 1. ACH Copy paste check (uses total or outside) 8.2. Window opening length (inches) 62. Window opening height (inches) 4. Co2 ambient (ppm) 413. Co2 test start (ppm) 2342. Co2 test end (ppm) 1530. Run time (min:sec) 4:00. Window air velocity max 209. Window air velocity min 9. Window air velocity avg 89. Window outside air volume (cfm) avg 153. Window cu-ft 1.72. Window cfm max 360. Window cfm min 16. Window cfm avg 153. wACH max 4.3. wACH min 0.2. wACH avg 1.8. wACH Copy paste check (does not match calcultated) 8.2.

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