Accella Polyurethane Systems Inc.Foamed-in-Place Insulation Section 07 21 19
Master Specification Page 1
February 2017
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ACCELLA GUIDE NOTE: This master specification section includes GUIDE NOTEs identified as “ACCELLA GUIDE NOTE” for information purposes and to assist the specification writer in making appropriate decisions. The ACCELLA GUIDE NOTE always immediately precedes the text to which it is referring. The section serves as a guideline only and should be edited with deletions and additions to meet specific project requirements.
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ACCELLA GUIDE NOTE: This specification section is based upon AccellaPolyurethane Systems Inc., Foamsulate Eco spray-applied, foamed-in-place thermal insulation.
ACCELLA GUIDE NOTE:If material is to be used as an air barrier system it is recommended that the Section number and title be changed to 07 27 36 - Sprayed Foam Air Barrier.
Part 1General
1.1SUMMARY OF WORK
ACCELLA GUIDE NOTE: In the following paragraph, retain the option related to an air barrier or a combination thermal insulation and air barrier only if that is a project requirement.
.1This Section specifies spray-applied polyurethane-based foamed-in-place insulation [and] [for use as an air barrier].
1.2RELATED SECTIONS
ACCELLA GUIDE NOTE: Include in this Paragraph only those sections and documents that directly affect the work of this section. If a reader of this section could reasonably expect to find a product or component specified in this section, but it is actually specified elsewhere, then the related section number(s) should be listed in the Paragraph below. Do not include Division 00 Documents or Division 01 Sections since it is assumed that all technical sections are related to all project Division 00 Documents and Division 01 Sections to some degree. Refer to other documents with caution since referencing them may cause them to be considered a legal part of the Contract. Edit the following paragraphs to suit specific project conditions.
.1Section [079200Joint Sealants].
1.3REFERENCES STANDARDS
.1ASTM International (ASTM).
.1ASTM C411-[2011], Standard Test Method for Hot-Surface Performance of High-Temperature Thermal Insulation.
.2ASTM C518-[2015], Standard Test Method for Steady-State Thermal Transmission Properties by Means of the Heat Flow Meter Apparatus.
.3ASTM D1621-[2016], Standard Test Method for Compressive Properties Of Rigid Cellular Plastics.
.4ASTM D1622/D1622M-[2014], Standard Test Method for Apparent Density of Rigid Cellular Plastics.
.5ASTM D1623-[2009], Standard Test Method for Tensile and Tensile Adhesion Properties of Rigid Cellular Plastics.
.6ASTM D2126-[2015], Standard Test Method for Response of Rigid Cellular Plastics to Thermal and Humid Aging.
.7ASTM D2842-[2012], Standard Test Method for Water Absorption of Rigid Cellular Plastics.
.8ASTM E96/E96M-[2016], Standard Test Methods for Water Vapor Transmission of Materials.
.9ASTM E2178-[2013], Standard Test Method for Air Permeance of Building Materials.
.2Canada Green Building Council (CaGBC).
.1LEED v4-[2014], LEED (Leadership in Energy and Environmental Design): Green Building Rating System.
.3International Organization for Standardization (ISO).
.1ISO/IEC 17024-[2012], Conformity Assessment. General Requirements for Bodies Operating Certification of Persons.
.4National Research Council of Canada (NRC).
.1Canadian Construction Materials Centre (CCMC) Reports.
.5Underwriters' Laboratories of Canada (ULC).
.1CAN/ULCS102 - [2010], Surface Burning Characteristics of Building Materials and Assemblies.
.2CAN/ULC S127 - [2014], Standard Corner Wall Method of Test for Flammability Characteristics of Non-Melting Foam Plastic Building Materials.
.3CAN/ULC-S705.1-[2015], Standard for Thermal Insulation - Spray Applied Rigid Polyurethane Foam, Medium Density - Material - Specification.
.4CAN/ULC-S705.2-[2005], Standard for Thermal Insulation - Spray Applied Rigid Polyurethane Foam, Medium Density - Application.
.5CAN/ULC S742 - [2011], Standard For Air Barrier Assembly.
.6CAN/ULC S770 - [2015], Standard Test Method for Determination of Long-term Thermal Resistance of Closed-Cell Thermal Insulating Foams.
.7CAN/ULC S774 - [2014], Standard Laboratory Guide for the Determination of Volatile Organic Compound Emissions from Polyurethane Foam.
1.4ADMINISTRATIVE REQUIREMENTS
.1Co-ordination: Co-ordinate work of this Section with work of other trades for proper time and sequence to avoid construction delays.
.2Pre-Application Meeting: Convene pre- application meeting after Award of Contract and one week prior to commencing work of this Section to verify project requirements, substrate conditions and co-ordination with other building sub-trades, and to review manufacturer’s written application recommendations.
.1Comply with Section [013119-Project Meetings] and co-ordinate with other similar pre-application meetings.
.2Notify attendees 2 weeks prior to meeting and ensure meeting attendees include as minimum:
.1Owner;
.2Consultant;
.3Spray foam insulation applicator;
.4Manufacturer’s technical representative.
.3Ensure meeting agenda includes review of methods and procedures related to foamed-in-place polyurethane insulation application including co-ordination with related work.
.4Record meeting proceedings including corrective measures and other actions required to ensure successful completion of work and distribute to each attendee within 1 week of meeting.
ACCELLA GUIDE NOTE: Article below includes submittal of relevant data to be furnished by Contractor.
1.5ACTION AND INFORMATIONAL SUBMITTALS
.1Make submittals in accordance with Contract Conditions and Section 013300Submittal Procedures.
.2Product Data: Submit product data including manufacturer’s literature for foamed-in-place polyurethane insulation components and accessories, indicating compliance with specified requirements and material characteristics.
.1Submit list on spray foam insulation manufacturer’s letterhead of materials, components and accessories to be incorporated into Work.
.2Include product VOCs.
ACCELLA GUIDE NOTE: In many projects, a joint sealant is used to ensure no major gaps in the substrate need to be overcome by the spray foam insulation. It is important to see details of how this will be applied and how the spray foam insulation is joined to the joint sealant. Ensure that the joint sealant and insulation are compatible.
.3Include details of insulation joints with sealants.
.4Include product names, types and series numbers.
.5Include contact information for manufacturer and their representative for this Project.
.3Test Reports: Submit test reports, verifying qualities of insulation meet or exceed requirements of this specification, in accordance with Section [014500 Quality Control].
.1Submit test reports to CAN/ULCS102 for surface burning characteristics.
.4Field Reports: Submit third party inspection agency’s field reports within [10] days of agency representative’s site visit and inspection.
.5Sustainable Design: Submit LEED Submittals in accordance with Section [013521– LEED Requirements].
.6Applicator Qualifications: Submit letter on spray foam insulation manufacturer’s letterhead verifying applicator’s certification for work similar to work of this Section.
1.6CLOSEOUT SUBMITTALS
.1Operation and Maintenance Data: Supply maintenance data for foamed-in-place polyurethane insulation for incorporation into manual specified in Section [017800Closeout Submittals].
ACCELLA GUIDE NOTE: If LEED is not a part of the project delete the following Paragraph in its entirety.
.2Sustainable Design Closeout Documentation (LEED).
.1Provide calculations on end-of-project recycling rates, salvage rates, and landfill rates for work of this Section demonstrating percentage of construction wastes which were recycled.
.2Submit verification from recycling facility showing receipt of materials.
.3Record Documentation: In accordance with Section [017800Closeout Submittals].
.1List materials used in foamed-in-place polyurethane insulation work.
.2Warranty: Submit warranty documents specified.
1.7QUALITY ASSURANCE
.1Applicator Qualifications: Verify that applicator of foamed-in-place polyurethane insulation is licensed by ISO/IEC 17024 certification organization recognized by CCMC.
.2Quality Assurance Program: Use only third party quality assurance providers certified to ISO/IEC 17024 and recognized by CCMC.
ACCELLAGUIDE NOTE: If LEED is not a part of the project delete the following Paragraph in its entirety.
.3Sustainability Standards Certification (LEED): Make LEED submittals in accordance with Section [013521LEED Requirements].
ACCELLA GUIDE NOTE: Retain the following paragraph only when the area covered by the insulation exceeds 2,300square metres.
.4Mock-up: Construct full size [3 x 3 m] mock-up of foamed-in-place polyurethane insulation using proposed procedures, materials and quality of work where directed by Consultant [and in accordance with Section [014300Quality Assurance].
ACCELLA GUIDE NOTE: Retain and edit the following paragraph to suit project requirements.
.1Include [window] [and] frame [and sill], insulation, [building corner condition,] [junction with roof system] [and] how materials interface with sealants.
.2Purpose: To judge quality of work and material application.
.3Allow Consultant [24] hours minimum prior to inspection of mock-up.
.4Do not proceed with work prior to receipt of written acceptance of mock-up by Consultant.
.5When accepted, mock-up will demonstrate minimum standard of quality required for work of this Section.
.6Approved mock-up may [not] remain part of finished work.
ACCELLA GUIDE NOTE: The following Article although not part of Quality Assurance, can be used to enhance the quality of materials by ensuring that they are delivered and handled properly at the work site.
1.8DELIVERY, STORAGE AND HANDLING
.1Delivery and Acceptance Requirements:
.1Deliver material in accordance with Section 016100Common Product Requirements.
.2Deliver foamed-in-place polyurethane insulation materials and components in manufacturer’s original packaging with identification labels intact and in sizes to suit project.
.2Storage and Handling Requirements: Store materials off ground and protected from exposure to harmful weather conditions.
.1Store materials at temperatures between 18 and 30 ºC.
.3Packaging Waste Management:
ACCELLA GUIDE NOTE: For smaller projects that do not have a separate Section for waste management and disposal, delete the following paragraph.
.1Separate and recycle waste packaging materials in accordance with Section 017419Construction Waste Management and Disposal.
.2Remove waste packaging materials from site and dispose of packaging materials at appropriate recycling facilities.
ACCELLA GUIDE NOTE: For smaller projects that do not have a Waste Management Plan, delete the option referring to a Waste management Plan.
.3Collect and separate for disposal paper and plastic material in appropriate on-site storage containers for recycling[in accordance with Waste Management Plan].
1.9ENVIRONMENTAL REQUIREMENTS
.1Apply foamed-in-place polyurethane insulation only when surfaces and ambient temperatures are within manufacturers' prescribed limits.
.1Substrate temperature for Summer Grade: 10 to 50 ºC.
.2Substrate temperature for Winter Grade: minus 10 to 25 ºC.
1.10WARRANTY
.1Project Warranty: Refer to Contract Conditions for project warranty provisions.
.2Manufacturer’s Warranty: Submit, for Owner’s acceptance, manufacturer’s standard warranty document executed by authorized company official.
.1Manufacturer’s warranty is in addition to and not intended to limit other rights Owner may have under Contract Conditions.
ACCELLA GUIDE NOTE: Co-ordinate article below with Accella’s warranty requirements.
.3Warranty period: [1] years commencing on Date of Substantial Performance of Work.
.1Warranty: Includes coverage of applied foamed-in-place polyurethane insulation which:
.1Fail to achieve air tight and watertight seal.
.2Exhibit loss of adhesion or cohesion.
.3Does not cure.
Part 2Products
2.1MANUFACTURER
.1AccellaPolyurethane Systems Canada Inc.
.2Contact Information:
.1Address: 190 Hodsman Road, Regina, Saskatchewan, S4N 5X4.
.2Phone: (306) 721-1339; (855) 742-3626.
.3Web site: accella.ca.
2.2DESCRIPTION
ACCELLA GUIDE NOTE: Retain and edit the following Paragraph to meet project requirements. The specified materials can be used as purely a thermal insulation application, an air barrier application or a combination of both. Retain and edit the following Paragraph choosing the appropriate options to meet project requirements.
.12-Component spray-applied medium density closed-cell polyurethane foam [insulation] [and] [air barrier].
2.3DESIGN CRITERIA
.1Thermal Resistance:
.1Long Term to CAN/ULC S770: 2.0 RSI at 50 mm thickness.
.2Aged to ASTM C518: 2.24 RSI at 90 days.
.2Density to ASTM D1622: 32 kg/m3.
.3Vapour Permeability to ASTM E96:40 ng/Pa.s.m2 at 50 mm thickness.
.4Water Absorption to D2842: <2 % volume.
.5Air Permeability to ASTM E2178: 0.00005 L/s m2 at 75 Pa.
.6Surface Burning Characteristics to CAN/ULC S102.
.1Flame spread: 50.
.2Smoke developed: <500.
.7Hot Surface Performance to ASTM C411: 90 ºC.
.8Dimensional Stability to ASTM 2126:
.1Volume change: < 1.0 % at -20 ºC
.2Volume change: 1.0 % at 80 ºC
.3Volume change: < 1.0 % at 70 ºC and 97 % RH
.9Compressive Strength to ASTM D1621: 175kPa minimum.
.10Tensile Strength to ASTM D1623: 414kPa minimum.
.11VOC Emissions: Pass to CAN/ULC S774.
ACCELLA GUIDE NOTE: In the following paragraph specify CCMC Report # 13527-L for Accella’s Foamsulate Ecospray-applied foamed-in-place polyurethane insulation.If the spray-applied foamed-in-place polyurethane insulation is primarily to be used as thermal insulation, choose the first option in the following paragraph. If the insulation is also serves as a major part of the designated air barrier system, spray-applied foamed-in-place polyurethane insulationserves adual function in the wall assembly as the principal plane of airtightness of the designated air barrier system and as the thermal insulation. If the material is to be used as part of the air barrier system, include both the first and the second option in the following paragraph.
.12Canadian Construction Materials Centre (CCMC): Report # 13527-L.
2.4MATERIALS
.1Insulation: Foamed-in-place, 2- component spray-applied polyurethane to CAN/ULCS705.1.
ACCELLA GUIDE NOTE: Choose Summer Grade when substrate temperatures will be between 10 and 40 ºC. Choose Winter Grade when substrate temperatures will be between minus 10 and 10 ºC.
.1Acceptable Materials: AccellaPolyurethane Systems Inc., [Summer] [Winter] Grade EcoBay® CC CAN.
2.5ACCESSORIES
ACCELLA GUIDE NOTE: The requirement for the use of a primer is determined by the type and condition of the substrate to which the insulation is to be applied. Typically a primer is only used with Accella’s Foamsulate Eco when the product is being applied over a metal substrate or is tying into metal window or door frames as part of an air barrier system. Contact the manufacturer’s technical representative or contact AccellaPolyurethane Systems Inc. directly for assistance in determining whether or not a primer will be required. Delete the following Paragraph if no primer is required.
.1Primers: In accordance with foamed-in-place polyurethane insulation manufacturer's written recommendations for surface conditions.
.2Joint Sealants: In accordance with Section [079200Joint Sealants].
.1Ensure sealants are compatible with foamed-in-place polyurethane insulation.
.2Acceptable material: [Henry Company, Blueskin SA] [Henry Company, Blueskin SA LT] [in accordance with foamed-in-place polyurethane manufacturer’s written recommendations].
2.6PRODUCT SUBSTITUTIONS
ACCELLA GUIDE NOTE: Typically the “No substitutions” option would only be included in a renovation project where existing foam insulation from the same manufacturer had been previously used.
.1Substitutions: [In accordance with Section 012313-Product Substitution Procedures] [In accordance with General Conditions of Contract] [No substitutions permitted]
Part 3Execution
3.1APPLICATORS
.1Use applicators who have been trained by Accella Polyurethane Systems and certified by ISO/IEC 17024 certification organization recognized by CCMC.
3.2EXAMINATION
.1Verification of Conditions: Verify that conditions of substrate previously installed under other Sections or Contracts are acceptable for foamed-in-place polyurethane insulation application in accordance with manufacturer’s written recommendations.
.1Visually inspect substrate in presence of Consultant.
.1Ensure substrates are clean of oil or excess dust.
.2Ensure that substrate temperatures are within manufacturer’s parameters for product being applied.
.3Ensure that there is no surface spalling.
.4Ensure sealants completely fill gaps in substrate and at joints and are applied in accordance with Section [079200Joint Sealants].
.2Inform Consultant of unacceptable conditions immediately upon discovery.
.3Proceed with application only after unacceptable conditions have been remedied and after receipt of written approval to proceed from Consultant.
.4Starting application of foamed-in-place insulation implies substrate conditions are acceptable for Work of this Section.
3.3PREPARATION
.1Remove loose or foreign matter, which might impair adhesion of materials.
.2Fill open joints and voids in concrete greater 25 mm.
.3Ensure substrateis free of frost and surface moisture prior to application of foamed-in-place insulation.
3.4APPLICATION
.1Apply foamed-in-placeinsulation to clean surfaces in accordance with manufacturer's printed instructions and with CAN/ULC S705.2.
ACCELLA GUIDE NOTE: The requirementfor the use of a primer is determined by the type and condition of the substrate to which the insulation is to be applied. Typically a primer is only used with Accella’s Foamsulate Eco when the product is being applied over a metal substrate or is tying into metal window or door frames as part of an air barrier system. Contactthe manufacturer’s technical representative or contact AccellaPolyurethane Systems Inc. directly for assistance in determining whether or not a primer will be required. Delete the following Paragraph if no primer is required.
.2Apply primer to substrate in accordance with manufacturer’s written recommendations.
.3Site mix liquid components in accordance with manufacturer’s written recommendations.
.4Use only high pressure sprayers to apply foamed-in-place insulation
.1Apply evenly in 15 mm to 50 mm thick increments.
ACCELLA GUIDE NOTE: Verify the thickness of insulation required to achieve any specific RSI value with the manufacturer’s technical representative or contact AccellaPolyurethane Systems Inc. directly for further technical assistance and information.
.5Apply foamed-in-place polyurethane insulation[[50] [75] [100] [150] mm thick] [to thicknesses as indicated].
3.5FIELD QUALITY CONTROL
.1Field Inspection: Co-ordinate field inspection in accordance with Section [014500Quality Control].
.2Third Party Inspection by Caliber: Co-ordinate third party inspection agency services with Section [01 45 00 - Quality Control].
.1Schedule [and pay for] site visits to review work at stages listed:
.1Twice during progress of work at 25% and 60% complete.
.2Upon completion of Work, after cleaning is carried out.
.3Report deficiencies immediately to Consultant.
.4Obtain reports within [10] days of review and submit immediately to Consultant.
.2Site Application Tolerances:
.1Thickness: ± [6] mm of thickness indicated.
ACCELLA GUIDE NOTE: Specify requirements if manufacturer’s technical representative is to provide field quality control with onsite personnel for instruction or supervision of product installation, application, erection or construction. Manufacturer’s field reports are included under PART 1, Action and Informational Submittals.
.3Manufacturer’s Services:
ACCELLA GUIDE NOTE: Use the following Paragraphs only when Accella’s field services are provided and are required to verify the quality of the applied components. Establish the number and duration of periodic site visits required by Accella and specify below. Contact AccellaPolyurethane Systems Inc. for services required and to determine any costs associated with the Accella Technical Representative providing manufacturer’s field services. Delete if field services are not required.