SECTION 07 2119

FOAMED-IN-PLACE INSULATION

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PART 1	 - GENERAL

1.1	SUMMARY

A.	Section Includes:
1.	Foamed-in-place insulation in [masonry wall cavities] [[wood-] [metal-] framed [walls] [roofs] [floors] [ceilings]] and [____].
2.	Foamed-in-place insulation at junctions of dissimilar wall and roof materials to achieve a thermal and air seal.

B.	Related Sections:
1.	Division 01: Administrative, procedural, and temporary work requirements.
2.	Section [04 2000 - Unit Masonry:] [__ ____ - ______:] Masonry assemblies to receive insulation.
3.	Section [05 4000 - Cold-Formed Metal Framing:] [__ ____ - ______:] Metal-framed assemblies to receive insulation.
4.	Section [06 1100 - Framing and Sheathing:] [__ ____ - ______:] Wood-framed assemblies to receive insulation.

1.2	REFERENCES

A.	American Association of Textile Chemists and Colorists (AATCC) 127 - Water Resistance: Hydrostatic Pressure Test.

B.	ASTM International (ASTM):
1.	C518 - Standard Test Method for Steady-State Thermal Transmission Properties by Means of the Heat Flow Meter Apparatus.
2.	D1621 - Standard Test Method for Compressive Properties of Rigid Cellular Plastics.
3.	D1622 - Standard Test Method for Apparent Density of Rigid Cellular Plastics.
4.	D1623 - Standard Test Method for Tensile and Tensile Adhesion Properties of Rigid Cellular Plastics.
5.	D6226 - Standard Test Method for Open Cell Content of Rigid Cellular Plastics.
6.	E84 - Standard Test Method for Surface Burning Characteristics of Building Materials.
7.	E96 - Standard Test Methods for Water Vapor Transmission of Materials.
8.	E283 - Standard Test Method for Determining Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors Under Specified Pressure Differences Across the Specimen.

1.3	SUBMITTALS

A.	Submittals for Review:
1.	Product Data: Provide product description, insulation properties, and preparation requirements.

B.	Quality Control Submittals:
1.	Certification from an independent testing laboratory that insulation meets fire hazard classification requirements.
2.	Manufacturer’s certification that installer is qualified to install products being applied.

1.4	QUALITY ASSURANCE

A.	Applicator Qualifications: 
1.	Qualified spray polyurethane foam applicator familiar with products being applied.
2.	Minimum [__] years [documented] experience in work of this Section.

B.	Mockup:
1.	Provide mockup of insulation at specified thickness.
2.	Size: Minimum [100] [__] square feet.
3.	Demonstrate visual and physical characteristics and application procedures.
4.	Locate [____.] [where directed.]
5.	Approved mockup may remain as part of Work.

1.5	DELIVERY, STORAGE AND HANDLING

A.	Store materials at temperatures between 35 and 85 degrees F, except store above 70 degrees F for several days before use.

B.	Do not store in direct sunlight.

C.	Keep containers tightly closed and under dry gas pressure of 2 to 3 PSI after opening.

1.6	PROJECT CONDITIONS

A.	Do not install insulation when ambient temperature is below 50 degrees F without approval by product manufacturer.

1.7	SEQUENCING

A.	Install insulation after rough plumbing and electrical completed and inspected and other wall penetrations completed.

PART 2	 - PRODUCTS

2.1	MANUFACTURERS

A.	Contract Documents are based on products by NCFI Polyurethanes, 800-346-8229, www.ncfi.com.

B.	Substitutions: [Under provisions of Division 01.] [Not permitted.]

2.2	MATERIALS

A.	Foamed-In-Place Insulation:  
1.	Type: Two component polyurethane open cell spray foam system.
2.	Source: 12-002 by NCFI Polyurethanes.
3.	Nominal core density: 0.5 PCF, tested to ASTM D1622.
4.	Moisture vapor transmission: Maximum 4.4 perms, tested to ASTM E96 at 3-1/2 inch thickness.
5.	Fire hazard classification: Maximum flame spread/smoke developed rating of 25/450, tested to ASTM E84.
6.	R-value: Average R-value of 3.6 per inch of thickness, tested to ASTM C518 at 75 degrees F.

**** OR ****

B.	Foamed-In-Place Insulation:  
1.	Type: Two component polyurethane closed cell spray foam system
2.	Source: [11-015] [11-016] by NCFI Polyurethanes.
3.	Nominal core density: 1.9 to 2.2 PCF, tested to ASTM D1622.
4.	Moisture vapor transmission: Maximum 1.0 perms at 1.5 inch thickness, tested to ASTM E96.
5.	Compressive strength: Minimum 20 PSI, tested to ASTM D1621.
6.	Air leakage: 0 at 1.57 PSF, tested to ASTM E283.
7.	Tensile strength: Minimum 15 PSI, tested to ASTM D1623.
8.	Hydrostatic pressure resistance: No failure at 45 foot head pressure, tested to AATCC 127.
9.	Fire hazard classification: Maximum flame spread/smoke developed rating of 25/450, tested to ASTM E84.
10.	R-value: Minimum R-values of 6.4 for 1 inch thickness, tested to ASTM C518 at 75 degrees F.

2.3	ACCESSORIES

A.	Joint Filler Foam: CF 124 Filler Foam by Hilti or equivalent.

B.	Joint Sealer: Single component polyurethane type; Sikaflex 1a by Sika Corp. or equivalent.

C.	Moisture Detection Paper Strips: MDP Strips by NCFI Polyurethanes.

D.	Seam Tape: Butyl Seam Tape by NCFI Polyurethanes.

PART 3	 - EXECUTION

3.1	PREPARATION

A.	Clean surfaces to receive insulation; remove dirt, sawdust, dust, and debris by blowing with compressed air or vacuuming. 

B.	Verify dryness of spaces to receive insulation using moisture detection paper strips.

C.	Protect adjacent and underlying surfaces from accidental application using plastic sheeting and masking tape.

D.	Apply release agent to face of framing to facilitate removal of foam.

E.	Apply filler foam or joint sealer around door and window frames, openings, and perimeter to contain insulation.

F.	Cover gaps greater than 2 inches with seam tape or gypsum backer board, then spray insulation over opening.

3.2	APPLICATION

A.	Apply insulation in accordance with manufacturer's instructions.

B.	Apply insulation to uniform monolithic density, without voids. 

C.	Apply insulation to average thickness required to achieve minimum R-values indicated on Drawings.

**** OR ****

D.	Apply insulation to average thickness required to achieve following minimum R-values:
1.	Exterior walls: [____].
2.	Roofs: [____].
3.	Sloped ceilings: [____].
4.	[____]: [____].

E.	Trim excess thickness unless it does not interfere with installation of covering materials. 

3.3	CLEANING

A.	Remove insulation applied to adjacent and underlying surfaces.

3.4	ADJUSTING

A.	Patch damaged areas that violate air or moisture seal using joint filler foam or joint sealer; recreate seamless foam membrane to full thickness.

END OF SECTION