Fi-Foil Company, Inc.
P.O. Box 800 Auburndale, FL 33823
Toll Free	800-448-3401

August 2024

Fax Website

863-965-1846
www.fifoil.com

Guide Specification

Specifier Notes: This guide specification is written in Construction Specifications Institute (CSI) 3-Part Format in accordance with The CSI Construction Specifications Practice Guide, MasterFormat, SectionFormat, and PageFormat.

This Section must be carefully reviewed and edited by the Architect or Engineer to meet the requirements of the Project and local building code. Coordinate this Section with Division 01, other specification sections, and the Drawings. Delete all Specifier Notes after editing this Section.

Section numbers and titles are based on MasterFormat 2018 Update.

SECTION 23 07 13

REFLECTIVE DUCT INSULATION

Specifier Notes: This Section covers FI-FOIL® HVAC Bubble Insulation. Contact Fi-Foil Company for assistance in editing this Section as required for the Project.

PART 1	GENERAL

1.1	SECTION INCLUDES

A.	Reflective duct insulation.

1.2	RELATED REQUIREMENTS

Specifier Notes: Edit the following list of related sections as required for the Project. Limit the list to sections with specific information that the reader might expect to find in this Section, but is specified elsewhere.

A.	Section 23 31 00 – HVAC Ducts and Casings.
A.	
B.	Section 23 33 00 – Air Duct Accessories.

1.3	REFERENCE STANDARDS

Specifier Notes: List reference standards used elsewhere in this Section, complete with designations and titles. Delete reference standards from the following list not used in the edited Section.

A.	ASTM International (ASTM) (www.astm.org):
1.	ASTM E84 – Standard Test Method for Surface Burning Characteristics of Building Materials.
2.	ASTM E96 – Standard Test Methods for Water Vapor Transmission of Materials.
3.	ASTM C335 – Standard Test Method for Steady-State Heat Transfer Properties of Pipe Insulation.
4.	ASTM C411 – Standard Test Method for Hot-Surface Performance of High-Temperature Thermal Insulation.
5.	ASTM C1224 – Standard Specification for Reflective Insulation for Building Applications.
6.	ASTM C1668 – Standard Specification for Externally Applied Reflective Insulation Systems on Rigid Duct in HVAC Systems.
7.	ASTM C1258 – Standard Test Method for Elevated Temperature and Humidity Resistance of Vapor Retarders for Insulation.
8.	ASTM C1338 – Standard Test Method for Determining Fungi Resistance of Insulation Materials and Facings.
9.	ASTM C1371 – Standard Test Method for Determination of Emittance of Materials Near Room Temperature Using Portable Emissometers.
10.	ASTM E 2599 – Standard Practice for Specimen Preparation and Mounting of Reflective Insulation, Radiant Barrier and Vinyl Stretch Ceiling Materials for Building Applications to Assess Surface Burning Characteristics.

1.4	SUBMITTALS

Specifier Notes: Edit the Submittals article as required for the Project. Delete submittals not required.

A.	Comply with Division 01.

B.	Product Data: Submit manufacturer’s product data, including installation instructions.

C.	Manufacturer’s Certification: Submit manufacturer’s certification that materials comply with specified requirements and are suitable for intended application.

D.	Warranty Documentation: Submit manufacturer’s standard warranty.
A.	
1.5	QUALITY ASSURANCE

A.	Manufacturer’s Qualifications: Manufacturer regularly engaged in the manufacturing of reflective duct insulation of similar type to that specified for a minimum of 10 years.

1.6	DELIVERY, STORAGE, AND HANDLING

A.	Delivery Requirements: Deliver materials to site in manufacturer’s original, unopened containers and packaging, with labels clearly identifying product name and manufacturer.

B.	Storage and Handling Requirements:
1.	Store and handle materials in accordance with manufacturer’s instructions.
2.	Keep materials in manufacturer’s original, unopened containers and packaging until installation.
3.	Store materials in clean, dry area indoors.
4.	Do not store materials directly on floor.
5.	Protect materials during storage, handling, and installation to prevent damage.

PART 2	PRODUCTS

2.1	MANUFACTURERS

A.	Manufacturer: Fi-Foil Company, Inc., P.O. Box 800, Auburndale, FL 33823 Toll Free 800-448-3401. Fax 863-965-1846. Website www.fifoil.com.

Specifier Notes: Specify if substitutions will be permitted.

B.	Substitutions: [Not permitted] [Comply with Division 01].

C.	Single Source: Provide materials from single manufacturer.

2.2	REFLECTIVE DUCT INSULATION

Specifier Notes: Specify reflective duct insulation as required for the Project. Delete reflective duct insulation not required.

A.	Reflective Duct Insulation: “FI-FOIL® HVAC Bubble Insulation”.
1.	Description:
a.	Consists of two (2) low-e layers of reflective film bonded to two (2) premium inner layers of polyethylene to form a strong and durable double bubble insulation.
b.	HVAC Duct Insulation Spacers: 2 inches wide by 100 lineal feet, 5/16" inch thick, and are required to achieve R-6 or R-8 values.
c.	Use UL181 foil tape to tape all linear and circumference joints.
d.	Compliance: Key product performance and flammability compliance is printed on the entire length of the roll.
e.	Interior application only.
a.	
2.	Conformance:
a.	ASTM C1224.
b.	ASTM C1668.
3.	Physical Properties:
a.	Nominal Thickness: 5/16 inch.
b.	Weight: 0.77 oz per sq ft.
c.	Thermal Resistance, ASTM C335:
1)	Without Spacers: R 4.2.
2)	With FI-FOIL® HVAC 2" Spacers: R 6.0 or R-8.0.
d.	Temperature Range, ASTM C411: Up to 250 degrees F.
e.	Fire Rating:
1)	ASTM E84 In Accordance with ASTM E 2599: Class A.
2)	ASTM E84 Flame Spread: 0 and Smoke Developed: <50.
f.	Thermal Emittance, ASTM C1371: 0.06.
g.	Water Vapor Permeance, ASTM E96: 0.01 perms.
h.	Fungi Resistance, ASTM C1338: No Fungi Growth.
i.	Bleeding and Delamination, ASTM C1668: No bleeding or delamination.
j.	Pliability, ASTM C1668: No cracking or delamination.
k.	Aging Resistance, ASTM C1258: No corrosion or delamination.

Specifier Notes: The “FI-FOIL® HVAC Bubble Insulation" is available in 3 versions. The R 4.2 version does not require spacer strips. The R 6.0 and R 8.0 version requires separate spacer strips be wrapped around the perimeter of ducts at 2 feet on center.

2.3	ACCESSORIES

A.	Reflective Tape: UL181 foil tape.

PART 3	EXECUTION

3.1	EXAMINATION

A.	Examine ducts to receive reflective duct insulation.

B.	Notify Architect of conditions that would adversely affect installation or subsequent use.

C.	Do not begin installation until unacceptable conditions are corrected.

3.2	INSTALLATION

A.	Install reflective duct insulation in accordance with manufacturer’s installation instructions.

3.3	PROTECTION

A.	Protect installed reflective duct insulation from damage during construction.

END OF SECTION