Contractor Installation Documents
Cel-Pak Brochure
Brochure describing the benefits of using Cel-Pak cellulose insulation in your home.
Cel-Pak Spec Sheet
Specifications, advantages and coverage chart for National Fiber's Cel-Pak cellulose insulation.
Cellulose Compared to Icynene
How National Fiber's cellulose insulation compares to Icynene and other low density foam products.
Cellulose Fire Resistance and Fire Blocking Document
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 a proven in many tests to offer exceptional fire protection and safety.
Cellulose Insulation in the International Energy Conservation Codes
A technical update detailing the references of cellulose insulation in the (IECC) International Energy Conservation Codes.
Cost Saving Load Bearing Two Hour Firewall Assembly U382
Our UL tested fully load bearing two hour firewall assembly achieves this performance with a single layer of 5/8" gypsum board on each side, simplifying construction and significantly reducing costs. This assembly achieves an STC of 53.
Insulation Machine Testing Protocol
A insulation machine testing protocol developed by National Fiber for dense pack cellulose applications.
Moisture Management in Homes with Cellulose Insulation
A document addressing moisture in homes and how the spray or dry application of cellulose protects the structure against moisture damage.
National Fiber Cellulose Without Vapor Barriers
This document describes how National Fiber's cellulose insulation manages moisture without vapor barriers.
National Fiber's Cel-Pak Material Safety Data Sheet
National Fiber's Cel-Pak 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.
National Fiber's Federal Energy Tax Credit Certificate
Save up to $500 with your Fedaral Energy Tax Credit certificate for National Fiber's cellulose insulation.
National Fiber's NuWool Material Safety Data Sheet
The Material Safety Data Sheet (MSDS) for our NuWool Cellulose Insulation
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.
NuWool 1 & 2 Hour Firewalls
Our most popular 1 and 2 hour firewall designs with NuWool cellulose insulation.
Omega Point Lab Fire Blocking Test
Comparitive fire blocking tests with cellulose insulation and wood fire blocking at Omega Point Laboratories.
Sizing Heating and Cooling Systems with NuWool
Guidelines for sizing heating and cooling systems in buildings insulated with National Fiber's NuWool cellulose insulation.
Technical Bulletin on Chimneys, Vents and Recessed Lights
National Fiber cellulose insulation should never be installed in direct contact with any combustion appliance chimney, vent or flue pipe, nor against any non IC rated recessed light housing or fixture.
Unvented Catherdral Ceilings and Flat Roof Assemblies
A technical document regarding the use of cellulose insulation in unvented cathedral and flat roof assemblies.