SECTION 07214

FOAMED-IN-PLACE INSULATION

PART 1 GENERAL

SECTION INCLUDES

Foamed-in-place insulation [in masonry cavity walls,] [in exterior framed walls,] [at exterior wall crevices requiring a thermal seal,] [and] [________].

Foamed-in-place insulation at junctions of dissimilar wall and roof materials to achieve a thermal [and air] seal [, with protective [overcoat] [cover]].

RELATED SECTIONS

Section [______-____________]:	Wall construction.

Section [______-____________]:	Integral wall insulation.

Section [______-____________]:	Roof insulation.

Section 07190 - Vapor and Air Barriers: Materials continuing the air barrier seal.

REFERENCES

ASTM C177 - Steady-State Heat Flux Measurements and Thermal Transmission Properties by Means of the Guarded Hot-Plate Apparatus.

ASTM D1621 - Compressive Properties of Rigid Cellular Plastics.

ASTM D1622 - Apparent Density of Rigid Cellular Plastics.

ASTM C1029 - Spray-Applied Rigid Cellular Polyurethane Insulation Thermal Insulation.

ASTM D2482 - Wax Pick Test for Surface Strength of Paper.

ASTM E84 - Surface Burning Characteristics of Building Materials.

ASTM E96 - Water Vapor Transmission of Materials.

SUBMITTALS

Submit under provisions of Section [01300.] [________.]

Product Data: Provide product description, insulation properties, preparation requirements [, and overcoat

properties].

Manufacturer's Installation Instructions: Indicate special procedures, perimeter conditions requiring special attention, and [________].

Manufacturer's Certificate: Certify that [Products] [________] meet or exceed [specified requirements.] [________.]

QUALIFICATIONS

Manufacturer: Company specializing in manufacturing the Products specified in this section with minimum [three] [_______] years [documented] experience.

Applicator: Company specializing in performing the work of this section [with minimum [________] years [documented] experience.] [approved by manufacturer.]

REGULATORY REQUIREMENTS

Conform to [applicable] [________] code for [flame and smoke,] [concealment,] [and] [over coat] requirements.

MOCKUP

Provide mockup of insulation [and overcoat] under provisions of Section [01400.] [________.]

Construct mockup, [____] feet ([____] m) long by [____] feet ([____] m) wide, which includes [wall construction,] [window and frame,] [door frame,] [and] [________].

Locate [where directed] [________].

Mockup may [not] remain as part of the Work.

PRE-INSTALLATION CONFERENCE

Convene [one] [____] week prior to commencing work of this section, under provisions of Section [01039.] [________.]

ENVIRONMENTAL REQUIREMENTS

Do not install insulation when ambient temperature is lower than [70] [____] degrees F ([21] [____] degrees C).

SEQUENCING

Sequence work under the provisions of Section [01010.] [________.]

Sequence work to ensure timely placement of insulation within construction spaces.

PART 2 PRODUCTS

MANUFACTURERS

[__________________________________] Product [_________].

[__________________________________] Product [_________].

[__________________________________] Product [_________].

Substitutions: Under provisions of Section [01600.] [________.]

MATERIALS

Insulation: ASTM C1029, Type [I] [II] [III] [IV], polyurethane.

****** [OR] ******

Insulation: [Polyurethane] [Polyisocyanurate] [Urea formaldehyde] [________] type.

Thermal Conductivity: ASTM C177;

[____] k value at 32 degrees F ([____] ksi value at 0 degrees C).

[____] k value at 75 degrees F ([____] ksi value at 24 degrees C).

Water Vapor Transmission: ASTM E96; [____] perms ([____] perms).

Water Vapor Absorption: ASTM D2482; [____] percent by volume at 24 hours/25 degrees C/100 percent RH.

Compressive Strength: ASTM D1621; [____] psi ([____] Kpa).

Density:	ASTM D1622; [____] lb/cu ft ([____] kg/cu m).

Flame Spread and Smoke Developed Rating:	ASTM E84 [____ /____].

ACCESSORIES

Primer: As required by insulation manufacturer.

Overcoat: [Cementitious] [________] type, spray applied; ASTM E84 flame spread and smoke developed rating of [____/____]; [________] manufactured by [____________].

PART 3 EXECUTION

EXAMINATION

Verify site conditions under provisions of Section [01039.] [________.]

Verify work within construction spaces or crevices is complete prior to insulation application.

Verify that surfaces are clean, dry, and free of matter that may inhibit insulation [or overcoat] adhesion.

PREPARATION

Mask and protect adjacent surfaces from over spray or dusting.

[Apply primer in accordance with manufacturer's instructions.]

APPLICATION

Apply insulation in accordance with manufacturer's instructions.

Apply insulation by [spray] [froth] [pour] method, to a uniform monolithic density without voids.

Apply to a minimum cured thickness of [____] inch ([____] mm).

****** [OR] ******

Apply to achieve a thermal resistance R value of [____] (RSI value of [____]).

Apply overcoat to a uniform minimum thickness of [____] inch ([____] mm) [, to achieve fire rating required].

****** [OR] ******

Apply overcoat monolithically, without voids to fully cover foam insulation [, to achieve fire rating required].

****** [OR] ******

Coordinate installation of protective covering specified in Section [________] [, to achieve fire rating required].

Patch damaged areas.

FIELD QUALITY CONTROL

Field [inspection and] testing will be performed under provisions of Section [01400.] [________.]

Inspection will include verification of insulation [and overcoat] thickness [and density].

PROTECTION OF FINISHED WORK

Protect finished Work under provisions of Section [01500.] [________.]

Do not permit subsequent construction work to disturb applied insulation.

END OF SECTION