Clean Air Buildings

Building Data Report

0. Space Type BOS-School

1. Establishment Name Kilmer Baker St K1 3
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 4.9

13. Max ACH 20.7

14. Avg ACH 9.6

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 7

21. sqft 716.9

22. cuft 7169

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 B03. ACH Copy paste check (uses total or outside) 10. Window opening length (inches) 47. Window opening height (inches) 4. Co2 ambient (ppm) 405. Co2 test start (ppm) 2150. Co2 test end (ppm) 1300. Run time (min:sec) 4:00. Window air velocity max 1066. Window air velocity min 60. Window air velocity avg 452. Window outside air volume (cfm) avg 590. Window cu-ft 1.31. Window cfm max 1392. Window cfm min 78. Window cfm avg 590. wACH max 15.9. wACH min 0.9. wACH avg 6.7. wACH Copy paste check (does not match calcultated) 10.
Room 104. ACH Copy paste check (uses total or outside) 9.5. Window opening length (inches) 47. Window opening height (inches) 4. Co2 ambient (ppm) 396. Co2 test start (ppm) 2304. Co2 test end (ppm) 1412. Run time (min:sec) 4:00. Window air velocity max 1329. Window air velocity min 568. Window air velocity avg 687. Window outside air volume (cfm) avg 897. Window cu-ft 1.31. Window cfm max 1735. Window cfm min 742. Window cfm avg 897. wACH max 12.7. wACH min 5.4. wACH avg 6.6. wACH Copy paste check (does not match calcultated) 9.5.
Room 206. ACH Copy paste check (uses total or outside) 8.5. Window opening length (inches) 47. Window opening height (inches) 4. Co2 ambient (ppm) 396. Co2 test start (ppm) 2147. Co2 test end (ppm) 1257. Run time (min:sec) 5:00. Window air velocity max 962. Window air velocity min 216. Window air velocity avg 525. Window outside air volume (cfm) avg 685. Window cu-ft 1.31. Window cfm max 1256. Window cfm min 282. Window cfm avg 685. wACH max 9.1. wACH min 2.0. wACH avg 5.0. wACH Copy paste check (does not match calcultated) 8.5.
Room 206*. ACH Copy paste check (uses total or outside) 4.9. Window opening length (inches) 47. Window opening height (inches) 4. Co2 ambient (ppm) 396. Co2 test start (ppm) 2082. Co2 test end (ppm) 1197. Run time (min:sec) 9:00. Window air velocity max 561. Window air velocity min 124. Window air velocity avg 302. Window outside air volume (cfm) avg 394. Window cu-ft 1.31. Window cfm max 732. Window cfm min 162. Window cfm avg 394. wACH max 5.3. wACH min 1.2. wACH avg 2.8. wACH Copy paste check (does not match calcultated) 4.9.
Room 1st Fl. Rsrce Rm. ACH Copy paste check (uses total or outside) 8.1. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 418. Co2 test start (ppm) 1907. Co2 test end (ppm) 1082. Run time (min:sec) 6:00. Window air velocity max 547. Window air velocity min 82. Window air velocity avg 337. Window outside air volume (cfm) avg 337. Window cu-ft 1.00. Window cfm max 547. Window cfm min 82. Window cfm avg 337. wACH max 3.9. wACH min 0.6. wACH avg 2.4. wACH Copy paste check (does not match calcultated) 8.1.
Room 2nd Fl. Tchrs Rm. ACH Copy paste check (uses total or outside) 20.7. Window opening length (inches) 29. Window opening height (inches) 4. Co2 ambient (ppm) 418. Co2 test start (ppm) 2725. Co2 test end (ppm) 1577. Run time (min:sec) 2:00. Window air velocity max 1183. Window air velocity min 365. Window air velocity avg 551. Window outside air volume (cfm) avg 444. Window cu-ft 0.81. Window cfm max 953. Window cfm min 294. Window cfm avg 444. wACH max 27.4. wACH min 8.5. wACH avg 12.8. wACH Copy paste check (does not match calcultated) 20.7.
Room 303. ACH Copy paste check (uses total or outside) 5.7. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 415. Co2 test start (ppm) 2300. Co2 test end (ppm) 1485. Run time (min:sec) 6:00. Window air velocity max 456. Window air velocity min 14. Window air velocity avg 236. Window outside air volume (cfm) avg 236. Window cu-ft 1.00. Window cfm max 456. Window cfm min 14. Window cfm avg 236. wACH max 3.8. wACH min 0.1. wACH avg 2.0. wACH Copy paste check (does not match calcultated) 5.7.

0. Space Type	BOS-School
1. Establishment Name	Kilmer Baker St K1 3
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	4.9
13. Max ACH	20.7
14. Avg ACH	9.6
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	7
21. sqft	716.9
22. cuft	7169
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 B03. ACH Copy paste check (uses total or outside) 10. Window opening length (inches) 47. Window opening height (inches) 4. Co2 ambient (ppm) 405. Co2 test start (ppm) 2150. Co2 test end (ppm) 1300. Run time (min:sec) 4:00. Window air velocity max 1066. Window air velocity min 60. Window air velocity avg 452. Window outside air volume (cfm) avg 590. Window cu-ft 1.31. Window cfm max 1392. Window cfm min 78. Window cfm avg 590. wACH max 15.9. wACH min 0.9. wACH avg 6.7. wACH Copy paste check (does not match calcultated) 10. Room 104. ACH Copy paste check (uses total or outside) 9.5. Window opening length (inches) 47. Window opening height (inches) 4. Co2 ambient (ppm) 396. Co2 test start (ppm) 2304. Co2 test end (ppm) 1412. Run time (min:sec) 4:00. Window air velocity max 1329. Window air velocity min 568. Window air velocity avg 687. Window outside air volume (cfm) avg 897. Window cu-ft 1.31. Window cfm max 1735. Window cfm min 742. Window cfm avg 897. wACH max 12.7. wACH min 5.4. wACH avg 6.6. wACH Copy paste check (does not match calcultated) 9.5. Room 206. ACH Copy paste check (uses total or outside) 8.5. Window opening length (inches) 47. Window opening height (inches) 4. Co2 ambient (ppm) 396. Co2 test start (ppm) 2147. Co2 test end (ppm) 1257. Run time (min:sec) 5:00. Window air velocity max 962. Window air velocity min 216. Window air velocity avg 525. Window outside air volume (cfm) avg 685. Window cu-ft 1.31. Window cfm max 1256. Window cfm min 282. Window cfm avg 685. wACH max 9.1. wACH min 2.0. wACH avg 5.0. wACH Copy paste check (does not match calcultated) 8.5. Room 206*. ACH Copy paste check (uses total or outside) 4.9. Window opening length (inches) 47. Window opening height (inches) 4. Co2 ambient (ppm) 396. Co2 test start (ppm) 2082. Co2 test end (ppm) 1197. Run time (min:sec) 9:00. Window air velocity max 561. Window air velocity min 124. Window air velocity avg 302. Window outside air volume (cfm) avg 394. Window cu-ft 1.31. Window cfm max 732. Window cfm min 162. Window cfm avg 394. wACH max 5.3. wACH min 1.2. wACH avg 2.8. wACH Copy paste check (does not match calcultated) 4.9. Room 1st Fl. Rsrce Rm. ACH Copy paste check (uses total or outside) 8.1. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 418. Co2 test start (ppm) 1907. Co2 test end (ppm) 1082. Run time (min:sec) 6:00. Window air velocity max 547. Window air velocity min 82. Window air velocity avg 337. Window outside air volume (cfm) avg 337. Window cu-ft 1.00. Window cfm max 547. Window cfm min 82. Window cfm avg 337. wACH max 3.9. wACH min 0.6. wACH avg 2.4. wACH Copy paste check (does not match calcultated) 8.1. Room 2nd Fl. Tchrs Rm. ACH Copy paste check (uses total or outside) 20.7. Window opening length (inches) 29. Window opening height (inches) 4. Co2 ambient (ppm) 418. Co2 test start (ppm) 2725. Co2 test end (ppm) 1577. Run time (min:sec) 2:00. Window air velocity max 1183. Window air velocity min 365. Window air velocity avg 551. Window outside air volume (cfm) avg 444. Window cu-ft 0.81. Window cfm max 953. Window cfm min 294. Window cfm avg 444. wACH max 27.4. wACH min 8.5. wACH avg 12.8. wACH Copy paste check (does not match calcultated) 20.7. Room 303. ACH Copy paste check (uses total or outside) 5.7. Window opening length (inches) 36. Window opening height (inches) 4. Co2 ambient (ppm) 415. Co2 test start (ppm) 2300. Co2 test end (ppm) 1485. Run time (min:sec) 6:00. Window air velocity max 456. Window air velocity min 14. Window air velocity avg 236. Window outside air volume (cfm) avg 236. Window cu-ft 1.00. Window cfm max 456. Window cfm min 14. Window cfm avg 236. wACH max 3.8. wACH min 0.1. wACH avg 2.0. wACH Copy paste check (does not match calcultated) 5.7.

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