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Ventilation Verification Services

Thomas Varney

Norway, Maine

BPI #5019699

SFMO #INS1116

TPI #65

Serving Parts of 

Androscoggin, Cumberland, Oxford

and Sagadahoc Counties

A test could be conducted as soon as the

house is air sealed with a continuous air barrier/smart vapor retarder membrane to assess the air tightness. The code test should be done when the building is finished. 

CFM verification of exhaust fans, whole house ventilation determined by code or ASHRAE 62.2 2019, Canadian F326.  Make up air is required for range hood fans over 400 CFM if a heating appliance that does not use a fan driven exhaust is present.

REScheck Compliance Services

REScheck Energy Program can be configured to use many different paths to compliance. Each path can then be compared for the most practical and cost effective construction.

Testing can be conducted as soon

as the system is air sealed. Duct testing should be done before a blower door test as any duct leakage will add to the blower door test.

Whole House Ventilation

4/1/2025

One & Two Family Dwellings

Duct Leakage Testing

Third Party Inspections

Chapter 6: MUBEC- Energy Code

For Clients and Municipalities

MUBEC required TPI reports:

Notice of Construction Documents Approval

Notice to Proceed

Modification of Construction Documents

Inspection Reports of all Site Visits

Reports of any Noncompliance and Remediation

2021 IECC Energy Efficiency Certificate

ENERGY CODE - RADON - VENTILATION

Table for prescriptive whole-house mechanical minimum required ventilation rate for balanced ERV or kitchen and bath fans exhaust only ventilation.

Using ASHRAE 62.2 or Canadian F326 is allowed but not required.

Minimum required Kitchen and Bath rates.