07212.doc

SECTION 07212

PART 1

GENERAL

1.1

SUMMARY

A.

Includes But Not Limited To

1.

Furnish and install thermal batt insulation as described in Contract Documents.

1.2

REFERENCES

A.

American Society For Testing And Materials

1.

ASTM C 665-96, 'Standard Specification for Mineral-Fiber Thermal Insulation For Light Frame Construction and Manufactured Housing'

PART 2

PRODUCTS

2.1

MATERIALS

A.

Insulation

1.

FRK faced meeting requirements of ASTM C 665, Type II, Class C.

2.

Order insulation by 'R' factor rather than 'U' factor, rating, or thickness, either 16 or 24 inches wide according to framing spacing.

3.

'R' Factor Required -a.

Ceilings - 30

4.

Acceptable Manufacturers -a.

Certainteed Corp, Valley Forge, PA (800) 523-7844 b.

Owens-Corning Fiberglass Corporation, Toledo, OH (800) 832-3585 c.

Johns-Manville, Denver, CO West (800) 622-0149 East (800) 368-4430 d.

Thermafiber by United States Gypsum Co, Chicago, IL (800) 874-4968

2.2

SOURCE QUALITY CONTROL

A. Insulation shall be manufactured to be in compliance with UBC or other applicable building codes.

PART 3

EXECUTION

3.1

INSTALLATION

A. Install in accordance with Manufacturer's directions, in compliance with UBC or other applicable building codes, and as follows

1.

If two layers of insulation are used to attain required 'R' factor, only layer towards interior of building shall have facing.

2.

Leave no gaps in insulation envelope.

3.

Install insulation between jambs & framing, behind plumbing & wiring and in similar places.

4.

Fit ends of batts snug against top and bottom plates.

5.

Where insulation is not enclosed by structure or drywall, support in place with wire or other suitable material and use only foil faced insulation.

6.

Install baffles between trusses and rafters at ventilation spaces if necessary to prevent insulation from blocking air flow from soffit.

7.

Do not cover recessed light fixtures with insulation. Cut out insulation to provide a minimum of 6-inch clearance around recessed lighting fixtures.

END OF SECTION

07212 - 2 H:\8348\8348003.23\Docs\B-3 Specs\Division 7\07212.doc November 1, 2005