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OBC 2006 › Division B

9.25.3.1.

Version 0 — in force 31 December 2006

In force
Verified · covered Verified against the 2006-12-31–2007-04-01 consolidation, whose range covers the query date. How to read this

Provenance

OBC 1997 · continues from 9.25.3.1. — Pro

Base · O. Reg. 350/06 · ext← current

Original — base regulation

O. Reg. 503/09, cl. 180 · ext v1 →

In force 2012-01-01

Next: O. Reg. 503/09, cl. 180 · ext (not in force until 2012-01-01) v1 →

OBC 2012 · continues as 9.25.3.1. — Pro

9.25.3.1. — Required Barrier to Air Leakage

Comparing versions

Changed text stands out · unchanged is dimmed

v0 base

Earlier · viewing · 2006-12-31

(1) Thermally insulated wall, ceiling and floor assemblies shall be constructed so as to include an air barrier system that will provide a continuous barrier to air leakage,

(a) from the interior of the building into wall, floor, attic or roof spaces sufficient to prevent excessive moisture condensation in such spaces during the winter, and

(b) from the exterior inward sufficient to prevent moisture condensation on the room side during winter.

v1 O. Reg. 503/09

Later · 2012-01-01

(1) Wall, ceiling and floor assemblies that separate conditioned spaces from unconditioned spaces shall be constructed so as to include an air barrier system that will provide a continuous barrier to air leakage,

(a) from the interior of the building into wall, floor, attic or roof spaces sufficient to prevent excessive moisture condensation in such spaces during the heating season, and

(b) from the exterior inward sufficient to prevent moisture condensation on the room side during the heating season.

(2) The continuity of the air barrier system shall extend throughout the basement.