Commercial IAQ Assessment Checklist

From IAQforms

Contents 1 Phase I: Background Information Collection 2 Phase II: Walk Through Inspections 3 Phase III: Indicator Measurements 4 Phase IV: Sampling

Phase I: Background Information Collection

Questions to ask:

1. What type of problems are there?
2. When did they first occur?
3. Notice any improvements when leaving the building?
4. Number of occupant in the space?
5. Age of occupants?
6. Any recent renovations or new furnishings?
7. Any construction in the area?
8. Any specific building problems? Any leaks?
9. How old is the building?
10. How old is the HVAC system? What type is it? Where is it located?
11. When was the last time the filter was changed?
12. How long has the tenant been in the building?
13. Any other assessments done in the building? Any reported doctors visits?
14. Do you anticipate any legal issues involved?
15. Do you have any land and building plans?
16. What is the normal maintenance of the building, HVAC system and outside area? Do you do it or do you have a service contract?
17. What do you think the problem is?
18. Do you notice symptoms more after certain activities?
19. Do you have a pest control service? If so, how often? When was the last time they sprayed? Do you do it in-house?
20. Is there any history of water damage or water leaks? When? Where?
21. Have you noticed any staining?
22. Any recent extreme weather or other extreme conditions that may have impacted the building?
23. Any test and balance reports?
24. Are there areas that need to be under a positive or negative pressure?
25. Are MSDS kept on site?
26. Where are cleaning/maintenance chemicals stored?
27. Are there any perceived odors?

Phase II: Walk Through Inspections

Locations to inspect:

• Entire HVAC system
• Windows
• Doors
• Baseboards
• Under and around all plumbing fixtures
• Overall cleanliness
• Outdoor Air Intakes
• Exterior walls- interior of those if possible
• Industry around the area
• New Furniture
• Smoking
• Recent renovations
• Previous fires
• Visible water damage/ staining in exterior and interior
• Wall coverings including PERM ratings
• Parking Garage
• Loading Docks
• Roof damage
• Patches on roof, ceiling or drywall
• Gutters/ drainage system
• Changes to HVAC System
• Foundation's condition from exterior and interior
• Grade (slope) of areas surrounding building
• Check for positive and negative pressure in required areas

Phase III: Indicator Measurements

Parameter Outside Room 1 Room 2 Room 3 Room 4 Room 5

• Temperature
• Relative Humidity
• Carbon Dioxide
• Carbon Monoxide

Moisture Meter Readings

• Room
• Location
• Reading

Phase IV: Sampling

Samples to take only when Phase I-III indicates its usefulness:

1. Mold (tape lift, swab, spore traps, viable air, bulk)
2. Bacteria (swabs, bulk)
3. VOCs (PID, FID, Sorbent tubes)
4. Radon (Alpha Track, Charcoal Adsorbers, e-Perm)
5. Lead (requires state licensing)
6. Asbestos (requires state licensing)
7. Ozone
8. Particle Counts
9. Other: ________________