How to Inspect the Crawl Space Ventilation
While the inspector is in the crawl space and while they are at the exterior they should be able to see any passive crawl space vents. You can take a picture from the inside or the outside of the crawl space. Please review the entire procedure below.
NACHI SOP
International Standards of Practice for Performing a General Home Inspection
3.9. Attic, Insulation & Ventilation
I. The inspector shall inspect:
B. Ventilation of unfinished spaces, including attics, crawlspaces and foundation areas.
II. The inspector shall describe:
N/A
III. The inspector shall report as in need of correction:
A. The general absence of insulation or ventilation in unfinished spaces.
IV. The inspector is not required to:
A. Enter any unfinished spaces that are not readily accessible, or where entry could cause damage or, in the inspector’s opinion, pose a safety hazard.
F. Operate thermostatically operated fans.
H. Determine the adequacy of ventilation.
Axium SOP Differences
Axium Requires: Same as NACHI Standards of Practice.
Tools Needed
No tools required to inspect the Crawlspace Ventilation.
Procedure
- While inspecting the crawlspace we will want to check for proper ventilation of the crawlspace. There is one picture required for this section and it should show the ventilation in the crawlspace. If there is a thermostat operated ventilation fan we will want to take a picture of that control.
Common Defects
- There are no defects for this section.
Common Mistakes
- Not checking the crawlspace for ventilation.
- Not taking a picture of the thermostat controlled ventilation fan.
Report / Software
IN |
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NI |
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NP |
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RR |
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