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	SECTION 07910
	PREFORMED JOINT SEALS
	** NOTE TO SPECIFIER ** Sandell Construction Solutions Precompressed, Eelf-expanding Polyurethane Foam Sealers. ** NOTE TO SPECIFIER ** This section is based on products made by Sandell Construction Solutions, which is located at: 310 Wayto Rd. Schenectady, NY 12303. Toll Free Tel: (800) 283-3888. Tel: (518) 357-9757. Fax: (518) 357-9636. Email: moreinfo@sandellmfg.com. Web: www.sandellmfg.com. . For fifty years Sandell Construction Solutions has produced Copper Thru-Wall flashings and masonry accessories. Decade after decade it has been proven that there is no better way to protect your building from moisture damage than by using Sandell Products.
	PART 1	GENERAL
	1.1	SECTION INCLUDES
		A.	Sealing of joints specified in Schedule at end of Section.
	1.2	RELATED SECTIONS
	** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
		A.	Section 07900 - Joint Sealers: Gunnable and pourable joint sealants.
	1.3	REFERENCES
	** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
		A.	ASTM D 816 - Standard Test Methods for Rubber Cement.
		B.	ASTM D 1000 - Standard Test Methods for Pressure-Sensitive Adhesive-Coated Tapes Used for Electrical and Electronic Applications.
		C.	ASTM D 3574 - Standard Test Methods for Flexible Cellular Materials--Slab, Bonded, and Molded Urethane Foams.
		D.	ASTM G 53 - Standard Practice for Operating Light- and Water-Exposure Apparatus (Fluorescent UV-Condensation Type) for Exposure of Nonmetallic Materials.
		E.	DIN 4062 - Cold Processable Plastic Jointing Materials for Sewerdrains; Jointing Materials for Prefabricated Parts of Concrete, Requirements, Testing, and Processing; Deutsches Institut fur Normung.
		F.	DIN 18055 - Windows; Air Permeability of Joints, Watertightness, Mechanical Strain, Requirements, and Testing; Deutsches Institut fur Normung.
		G.	DIN 53571 - Testing of Flexible Cellular Materials; Tensile Strength Testing; Determination of Tensile Strength and Elongation at Break; Deutsches Institut fur Normung.
		H.	UL 94 - Tests for Flammability of Plastic Materials for Parts in Devices and Appliances.
	1.4	SUBMITTALS
		A.	Submit under provisions of Section 01300.
		B.	[ Product Data ]: Manufacturer's data showing product characteristics and application methods.
		C.	Selection Samples: Color charts for color selection.
	1.5	QUALITY ASSURANCE
		A.	Installer Qualifications: Trained and experienced in the installation of this type of sealant.
	1.6	DELIVERY, STORAGE, AND HANDLING
		A.	Deliver joint seals to site in manufacturer's original unopened containers; store and move to installation location in original containers.
		B.	Store materials in dry, enclosed area, off the ground, out of direct sunlight.
		C.	Store materials at minimum of 68 degrees F (20 degrees C) for at least 24 hours prior to installation, regardless of temperature at location of installation.
	1.7	WARRANTY
		A.	Provide manufacturer's 10-year warranty against product defects.
	PART 2	PRODUCTS
	2.1	MANUFACTURERS
		A.	Provide products of Sandell Construction Solutions, 310 Wayto Rd., Schenectady, NY 12303. ASD. Te1: (518) 357-9757. Fax: (518) 357-9636.
	** NOTE TO SPECIFIER ** Delete one of the next two paragraphs; Coordinate with Division 1 requirements.
		B.	Requests for substitutions will be considered in accordance with provisions of Section 01600.
		C.	Substitutions: Not permitted.
	** NOTE TO SPECIFIER ** Delete the next paragraph if Pre-formed Joint Seals are not required. Retain only models specified on this project.
	2.2	PRE-FORMED JOINT SEALS
		A.	Preformed Joint Seals (for Exterior Use): Sandell "Polyseal"; precompressed, self-expanding polyurethane foam impregnated with modified acrylic fire retardant, water repellent polymer, with self-adhesive faces.
			1.	Density: 10 lb/cu ft (160 kg/cu m).
	** NOTE TO SPECIFIER ** Verify the conditions in the following paragraph.
			2.	Thickness: Selected by Contractor for minimum 80 percent material compression, based on manufacturer's data and expected width of actual joints under most extreme conditions.
			3.	Color: Black.
			4.	Ultraviolet light resistant.
			5.	Mildew resistant.
			6.	Non-staining and non-bleeding to adjacent materials.
			7.	Resistant to gasoline, diesel fuel, jet fuel, solvents, salts, anti-freeze, industrial cleaners, corrosive vapors, and acids.
			8.	Flammability (UL 94): HF1, self-extinguishing.
			9.	Tensile strength (ASTM D 3574): 21.8 psi (150 kPa), min.
			10.	Compression set (ASTM D 3574): 2 percent, max.
			11.	Shear strength: 8 N/cu cm, min.
			12.	Peel strength (ASTM D 1000, 0.25 revolutions per minute): 12 N/25 mm.
			13.	Elongation (DIN 53571): 300 percent, minimum.
			14.	Resistant to penetration of tree roots in accordance with DIN 4062.
			15.	Air permeability at 20 percent compression (DIN 18055): 0.017 cu m/hr/m, maximum.
			16.	Resistance to aging (ASTM G 53, 825 hrs): No more than minor surface degradation.
			17.	Softening point (ASTM D 816): 50 degrees C, minimum.
		B.	Preformed Joint Seals (for Interior Use): Sandell "Polyseal"; precompressed, self-expanding polyurethane foam impregnated with modified acrylic fire retardant, water repellent polymer, with self-adhesive faces.
			1.	Density: 5 to 6 lb/cu ft (80 to 96 kg/cu m).
	** NOTE TO SPECIFIER ** Verify the conditions in the following paragraph.
			2.	Thickness: Selected by Contractor for minimum ___ percent material compression, based on manufacturer's data and expected width of actual joints under most extreme conditions.
			3.	Color: Black.
			4.	Ultraviolet light resistant.
			5.	Mildew resistant.
			6.	Non-staining and non-bleeding to adjacent materials.
			7.	Resistant to gasoline, diesel fuel, jet fuel, solvents, salts, anti-freeze, industrial cleaners, corrosive vapors, and acids.
			8.	Flammability (UL 94): HF1, self-extinguishing.
			9.	Tensile strength (ASTM D 3574): 21.8 psi (150 kPa), min.
			10.	Compression set (ASTM D 3574): 2 percent, max.
			11.	Shear strength: 8 N/cu cm, min.
			12.	Peel strength (ASTM D 1000, 0.25 revolutions per minute): 12 N/25 mm.
			13.	Elongation (DIN 53571): 300 percent, minimum.
			14.	Resistant to penetration of tree roots in accordance with DIN 4062.
			15.	Air permeability at 20 percent compression (DIN 18055): 0.017 cu m/hr/m, maximum.
			16.	Resistance to aging (ASTM G 53, 825 hrs): No more than minor surface degradation.
			17.	Softening point (ASTM D 816): 50 degrees C, minimum.
		C.	Preformed Joint Seals: Sandell "Polyseal C"; precompressed, self-expanding polyurethane foam impregnated with modified acrylic fire retardant, water repellent polymer, with self-adhesive faces.
			1.	Color: Black.
			2.	Ultraviolet light resistant.
			3.	Mildew resistance: Excellent.
			4.	Non-staining and non-bleeding to adjacent materials.
			5.	Resistant to gasoline, diesel fuel, jet fuel, solvents, salts, anti-freeze, industrial cleaners, corrosive vapors, and acids.
			6.	Flammability (UL 94): 94VO, self-extinguishing.
			7.	Temperature Stability: -40 F to 212 F (-40 C to 100 C).
			8.	Density: 10 lb /cu ft (160 kg /cu m).
			9.	Tensile Strength (ASTM D 3574): 21 psi (144 kPa), min.
			10.	Shear Strength: 8 N/cu cm, min.
			11.	Ultimate Elongation (ASTM 3574): 125 percent.
		D.	Preformed Joint Seals: Sandell "Polyseal H"; preformed and impermeable compressive joint sealant composed of durable closed cell foam with a uniform colored skin on the exposed face:
			1.	Color: Black.
			2.	Density: 10 lb /cu ft (160 kg /cu m).
			3.	Flammability (UL 94): HF-1, self-extinguishing.
			4.	Temperature Stability: -40 F to 212 F (-40 C to 100 C).
			5.	Ultraviolet light resistant.
			6.	Mildew resistance: Excellent.
			7.	Non-staining and non-bleeding to adjacent materials.
			8.	Resistant to gasoline, diesel fuel, jet fuel, solvents, salts, anti-freeze, industrial cleaners, corrosive vapors, and acids.
			9.	Flammability (UL 94): 94VO, self-extinguishing.
			10.	Tensile Elongation (ASTM 3574): 250 percent.
			11.	Tensile Strength (ASTM D 3574): 120 psi (144 kPa), min.
			12.	Tear Resistance (ASTM D 3574): 21.5 psi (148 kPa), min.
			13.	Shear strength: 8 N/cu cm, min.
	** NOTE TO SPECIFIER ** Delete the next paragraph if Control Joint Gaskets are not required. Retain only models specified on this project.
	2.3	CONTROL JOINT GASKETS
		A.	2010 Rubber Control Joint: Black control joint gasket with a 5/8 inch (15mm) wide compression seal designed for use with standard sash block to allow expansion and contraction within masonry walls.
			1.	Total Width: 2 3/8 inches (60mm).
			2.	Thickness: 1/4 inch (6mm).
			3.	Durometer Hardness (ASTM D 2240): 80 + 5 (Shore A).
			4.	Tensile Strength (ASTM D 638): 1260 psi.
			5.	Ultimate Elongation (ASTM D 638): 360 percent.
			6.	Low Temperature Brittleness (ASTM D 746): -62 F (-52 C).
			7.	Compression Set @ 77 F (25 C) (ASTM D 395, Method B): 30 percent.
		B.	2011 PVC Control Joint: Black control joint gasket with a 5/8 inch (15mm) wide compression seal designed for use with standard sash block to allow expansion and contraction within masonry walls.
			1.	Total Width: 2 3/8 inches (60mm).
			2.	Thickness: 1/4 inch (6mm).
			3.	Durometer Hardness (ASTM D 2240-554): 80 + 5 (Shore A).
			4.	Tensile Strength (ASTM D 638): 1750 psi.
			5.	Ultimate Elongation (ASTM D 638): 300 percent.
			6.	Density (ASTM D 297): 1.35.
		C.	2012 Rubber Control Joint: Black control joint gasket with a 5/8 inch (15mm) wide compression seal designed for use with standard sash block to allow expansion and contraction within masonry walls.
			1.	Total Width: 6 7/8 inches (175mm).
			2.	Thickness: 1/4 inch (6mm).
			3.	Durometer Hardness (ASTM D 2240): 80 + 5 (Shore A).
		D.	2012 PVC Control Joint: Black control joint gasket with a 5/8 inch (15mm) wide compression seal designed for use with standard sash block to allow expansion and contraction within masonry walls.
			1.	Total Width: 6 7/8 inches (175mm).
			2.	Thickness: 1/4 inch (6mm).
			3.	Durometer Hardness (ASTM D 2287-654): 80 + 5 (Shore A).
			4.	Tensile Strength (ASTM D 638): 1750 psi.
			5.	Ultimate Elongation (ASTM D 638): 300 percent.
			6.	Density (ASTM D 297): 1.35.
		E.	2013 Rubber Control Joint: Black control joint gasket with a 5/8 inch (15mm) wide compression seal designed for use with standard sash block to allow expansion and contraction within masonry walls.
			1.	Total Width: 11 1/8 inches (283mm) with a 3 1/8 inch (79mm) / 7 3/8 (187mm) offset.
			2.	Thickness: 1/4 inch (6mm).
			3.	Durometer Hardness (ASTM D 2240): 80 + 5 (Shore A).
		F.	2013 PVC Control Joint: Black control joint gasket with a 5/8 inch (15mm) wide compression seal designed for use with standard sash block to allow expansion and contraction within masonry walls.
			1.	Total Width: 11 1/8 inches (283mm) with a 3 1/8 inch (79mm) / 7 3/8 (187mm) offset.
			2.	Thickness: 1/4 inch (6mm).
			3.	Durometer Hardness (ASTM D 2287-654): 80 + 5 (Shore A).
			4.	Tensile Strength (ASTM D 638): 1750 psi.
			5.	Ultimate Elongation (ASTM D 638): 300 percent.
			6.	Density (ASTM D 297): 1.35.
		G.	2014 Tee Rubber Control Joint: Black control joint gasket with a 5/8 inch (15mm) wide compression seal and a flat top designed for use with standard sash block to allow expansion and contraction within masonry walls.
			1.	Total Width: 2 3/8 inches (60mm).
			2.	Thickness: 1/4 inch (6mm).
			3.	Durometer Hardness (ASTM D 2240): 80 + 5 (Shore A).
		H.	2014 Tee PVC Control Joint: Black control joint gasket with a 5/8 inch (15mm) wide compression seal and a flat top designed for use with standard sash block to allow expansion and contraction within masonry walls.
			1.	Total Width: 2 3/8 inches (60mm).
			2.	Thickness: 1/4 inch (6mm).
			3.	Durometer Hardness (ASTM D 2240-554): 80 + 5 (Shore A).
			4.	Tensile Strength (ASTM D 638): 1750 psi.
			5.	Ultimate Elongation (ASTM D 638): 300 percent.
			6.	Density (ASTM D 297): 1.35.
	** NOTE TO SPECIFIER ** Delete the next paragraph if Fluid Applied Joint Sealers are not required.
	2.4	JOINT SEALERS
		A.	Joint Sealant for Application over Preformed Joint Seals: As specified in Section 07900.
	PART 3	EXECUTION
	3.1	EXAMINATION
		A.	Verify that:
			1.	Joints are clean, dry, sound, smooth, straight and parallel, and otherwise ready to receive joint seals.
			2.	Joint seals are of the correct width to provide specified compression.
			3.	Joints are of sufficient depth.
		B.	Do not proceed with installation until detrimental conditions have been corrected.
	3.2	PREPARATION
		A.	Clean and prime joints where required or recommended by manufacturer.
		B.	Install bond breaker on back surface of joint if necessary.
	3.3	INSTALLATION
		A.	Install joint seals in accordance with manufacturer's instructions.
		B.	Do not install joint seals when temperature is below 0 degrees F (-17 degrees C) or above 95 degrees F (35 degrees C).
		C.	Do not install joint seals in rain or snow.
		D.	Do not use scrap material.
	3.4	SCHEDULE
	** NOTE TO SPECIFIER ** Edit the following schedule to suit the project. The locations shown are suggested examples, based on the suitability of the products for those applications. Carefully coordinate this schedule with any other sealant schedule included in the specifications or on the drawings.
		A.	Preformed Joint Seals (Exterior): Use in the following locations:
			1.	Joints in horizontal wearing surfaces.
			2.	Expansion and control joints in exterior walls.
			3.	Below grade joints in foundation walls.
			4.	Exterior joints around door and window openings.
			5.	Concealed joints in metal curtain wall, metal panels, and similar applications.
			6.	Joints in copings and parapets.
			7.	Other joints indicated to be sealed, that are not specified to be sealed with another material.
			8.	All other joints in exterior envelope that are not specified to be sealed with another material, whether indicated to be sealed or not.
		B.	Preformed Joint Seals (Interior): Use in the following locations:
			1.	Interior joints around door and window openings in exterior walls.
			2.	Interior joints in exterior walls.
			3.	Expansion and control joints in interior partitions.
			4.	Other interior joints indicated to be sealed.
	** NOTE TO SPECIFIER ** Other types of joints may require special consideration -- consult your Sandell product representative for assistance in product selection.
	END OF SECTION