Clean Air Buildings

Building Data Report

0. Space Type BOS-School

1. Establishment Name Warren Prescott 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 Technology

12. Min ACH 1.6

13. Max ACH 5.4

14. Avg ACH 3.3

15. eACH 0

16. Filter MERV

17. Percent Outside Air 66.6

18. ON and Ventilates Entire Indoor Area Yes

19. Vent Clearance min 6 ft Yes

20. No of Rooms 6

21. sqft 0

22. cuft CLASSROOM VOLUME (FT3 )

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 105. % Outside air 85. Calculated air volume (cfm) outside 570. Calculated air volume (cfm) return 100. Combined air volume (cfm) 670. ACH outside 4.2. ACH merv filter return air 0.7. ACH total 5.0. ACH Copy paste check (uses total or outside) 4.2.
Room 104. % Outside air 67. Calculated air volume (cfm) outside 455. Calculated air volume (cfm) return 220. Combined air volume (cfm) 675. ACH outside 3.7. ACH merv filter return air 1.8. ACH total 5.4. ACH Copy paste check (uses total or outside) 3.7.
Room 206. % Outside air 63. Calculated air volume (cfm) outside 195. Calculated air volume (cfm) return 115. Combined air volume (cfm) 310. ACH outside 1.6. ACH merv filter return air 1.0. ACH total 2.6. ACH Copy paste check (uses total or outside) 1.6.
Room 207. % Outside air 59. Calculated air volume (cfm) outside 200. Calculated air volume (cfm) return 140. Combined air volume (cfm) 340. ACH outside 1.7. ACH merv filter return air 1.2. ACH total 2.9. ACH Copy paste check (uses total or outside) 1.7.
Room 211. % Outside air 57. Calculated air volume (cfm) outside 170. Calculated air volume (cfm) return 130. Combined air volume (cfm) 300. ACH outside 1.4. ACH merv filter return air 1.1. ACH total 2.5. ACH Copy paste check (uses total or outside) 1.4.
Room ROOM. ACH Copy paste check (uses total or outside) copy paste check (does not match anything). Window opening length (inches) WINDOW OPENING LENGTH (INCHES). Window opening height (inches) WINDOW OPENING HEIGHT (INCHES). Co2 ambient (ppm) CO2 AMBIENT (PPM). Co2 test start (ppm) CO2 TEST START (PPM). Co2 test end (ppm) CO2 TEST END (PPM). Run time (min:sec) RUN TIME (MIN:SEC). Window air velocity max WINDOW AIR VELOCITY MAX. Window air velocity min WINDOW AIR VELOCITY MIN. Window air velocity avg WINDOW AIR VELOCITY AVG. Window outside air volume (cfm) avg WINDOW OUTSIDE AIR VOLUME (CFM) AVG. Window cu-ft WINDOW CU-FT. Window cfm max WINDOW CFM MAX. Window cfm min WINDOW CFM MIN. Window cfm avg WINDOW CFM AVG. wACH max ACH MAX. wACH min ACH MIN. wACH avg ACH AVG. wACH Copy paste check (does not match calcultated) copy paste check (does not match anything).

0. Space Type	BOS-School
1. Establishment Name	Warren Prescott 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	Technology
12. Min ACH	1.6
13. Max ACH	5.4
14. Avg ACH	3.3
15. eACH	0
16. Filter MERV
17. Percent Outside Air	66.6
18. ON and Ventilates Entire Indoor Area	Yes
19. Vent Clearance min 6 ft	Yes
20. No of Rooms	6
21. sqft	0
22. cuft	CLASSROOM VOLUME (FT3 )
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 105. % Outside air 85. Calculated air volume (cfm) outside 570. Calculated air volume (cfm) return 100. Combined air volume (cfm) 670. ACH outside 4.2. ACH merv filter return air 0.7. ACH total 5.0. ACH Copy paste check (uses total or outside) 4.2. Room 104. % Outside air 67. Calculated air volume (cfm) outside 455. Calculated air volume (cfm) return 220. Combined air volume (cfm) 675. ACH outside 3.7. ACH merv filter return air 1.8. ACH total 5.4. ACH Copy paste check (uses total or outside) 3.7. Room 206. % Outside air 63. Calculated air volume (cfm) outside 195. Calculated air volume (cfm) return 115. Combined air volume (cfm) 310. ACH outside 1.6. ACH merv filter return air 1.0. ACH total 2.6. ACH Copy paste check (uses total or outside) 1.6. Room 207. % Outside air 59. Calculated air volume (cfm) outside 200. Calculated air volume (cfm) return 140. Combined air volume (cfm) 340. ACH outside 1.7. ACH merv filter return air 1.2. ACH total 2.9. ACH Copy paste check (uses total or outside) 1.7. Room 211. % Outside air 57. Calculated air volume (cfm) outside 170. Calculated air volume (cfm) return 130. Combined air volume (cfm) 300. ACH outside 1.4. ACH merv filter return air 1.1. ACH total 2.5. ACH Copy paste check (uses total or outside) 1.4. Room ROOM. ACH Copy paste check (uses total or outside) copy paste check (does not match anything). Window opening length (inches) WINDOW OPENING LENGTH (INCHES). Window opening height (inches) WINDOW OPENING HEIGHT (INCHES). Co2 ambient (ppm) CO2 AMBIENT (PPM). Co2 test start (ppm) CO2 TEST START (PPM). Co2 test end (ppm) CO2 TEST END (PPM). Run time (min:sec) RUN TIME (MIN:SEC). Window air velocity max WINDOW AIR VELOCITY MAX. Window air velocity min WINDOW AIR VELOCITY MIN. Window air velocity avg WINDOW AIR VELOCITY AVG. Window outside air volume (cfm) avg WINDOW OUTSIDE AIR VOLUME (CFM) AVG. Window cu-ft WINDOW CU-FT. Window cfm max WINDOW CFM MAX. Window cfm min WINDOW CFM MIN. Window cfm avg WINDOW CFM AVG. wACH max ACH MAX. wACH min ACH MIN. wACH avg ACH AVG. wACH Copy paste check (does not match calcultated) copy paste check (does not match anything).

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