Professional Cellulose for Cellulose Professionals
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Installation Technical Documents

Cellulose Installer Training Course - Application and Syllabus
Application form and course outline for National Fiber's Installer's Training Course.

Cel-Pak Spec Sheet
Specifications, advantages and coverage chart for National Fiber's Cel-Pak
cellulose insulation.

Certificate of Insulation
The required Certficate of Insulation for structures insulated under weatherization programs.

Cellulose Compared to Icynene®
How National Fiber's cellulose insulation compares to Icynene and other low density
foam insulation products.

Cellulose Compared to 'Flash and Batt' Insulation
Comparing National Fiber's cellulose insulation to the 'Flash and Batt' insulation system, which combines closed cell foam with traditional glass fiber batts.

Facts About Smaller Diameter Glass Fiber Blown Insulation Products
A technical document on smaller diameter glass fiber blown insulation products.

Cellulose Fire Resistance and Fire Blocking Capabilities
A technical document explaining the fire resistance and fire blocking capabilites of
National Fiber's cellulose insulation.

Cellulose Insulation and Fire Safety
Cellulose insulation has proven in many tests to offer exceptional fire protection and safety.

Purchasing an Insulation Blowing Machine From National Fiber
Some things to consider when purchasing a cellulose blowing machine, plus a description
of how National Fiber sets up, supports and services the machines they sell.

Insulation Machine Testing Protocol
An insulation machine testing protocol developed by National Fiber for dense pack cellulose
applications.

Sizing Heating and Cooling Systems in Cellulose Insulated Buildings
Guidelines for sizing heating and cooling systems in buildings insulated with National Fiber's Cel-Pak or Nu-Wool cellulose insulation products.

Moisture Management in Homes with Cellulose Insulation
A document addressing moisture in homes, detailing how cellulose insulation protects the structure against moisture damage.

Cellulose Insulation And The Use Of Vapor Barriers
This document describes how National Fiber's cellulose insulation manages moisture without vapor barriers.

Installing Dense Pack Cellulose Behind Insulweb Fabric
A technical document outlining installation procedures for Insulweb netting and dense pack cellulose.

Installing Cellulose Insulation in Blind Cavities
A document describing cellulose installation techniques for blind cavities.

Infrared Inspection of Blind Cavities
A document describing infrared verification protocols for cellulose installed in blind cavities.

National Fiber's Cel-Pak Material Safety Data Sheet
National Fiber's Cel-Pak Material Safety Data Sheet

National Fiber's Nu-Wool® Material Safety Data Sheet
National Fiber's Nu-Wool Material Safety Data Sheet

National Fiber's Expanded Bag Coverage Chart
An expanded bag coverage for National Fiber's cellulose insulation for dense pack and open blow applications.

Case Study of 1950's Era Home Updated with Cel-Pak
This '50's era 2x4 construction home benefitted tremendously from an insulation and heating plant upgrade.

New Customer Information and Credit Application
The Customer Information Sheet and Credit Application are required for all installers and suppliers purchasing directly from National Fiber.

Sizing Heating and Cooling Systems in Cellulose Insulated Buildings
Guidelines for sizing heating and cooling systems in buildings insulated with National Fiber's Cel-Pak or NuWool cellulose insulation.

Technical Bulletin on Chimneys, Vents and Recessed Lights
A document addressing proper installation near combustion appliances, chimneys, vents or flue pipes, and non-IC rated recessed light housings or fixtures.

Testing For Borate
Our 100% borate formulations means there will never be any corrosion or funny ammonia smells. Installer beware - there are products out there that imply, through their packaging, that they're all borate. Some of them aren't. Here's how to test them.

Using Cellulose Insulation in Below Grade Applications
A technical document outlining the use of cellulose insulation in below grade areas
and basements.

Why You Should Choose National Fiber As Your Cellulose Insulation Provider
A guide for cellulose insulation installers on the advantages for you and your customers of using National Fiber cellulose insulation products.

Winter Application of Nu-Wool Spray Applied Cellulose
An instruction sheet detailing winter application of NuWool spray applied cellulose.