Technical Bulletins

These bulletins offer concise, easy-to-understand information on common maintenance, repair, installation and weather-related topics affecting both residential and commercial roofs. Note: These documents and their related diagrams are copywritten by ARMA and are for the use of individual visitors to this site. They are not for duplication, distribution or inclusion into other texts without the express written consent of ARMA. Single copies of all ARMA technical bulletins can be downloaded directly by clicking on the title of the Technical Bulletin you need.

Further technical information can be found in ARMA's additional publications, such as the Residential Asphalt Roofing Manual, which can be purchased through ARMA's online bookstore. Click here to browse through ARMA's wide variety of general, educational, and specialized publications on both residential and commercial asphalt roofing.

Residential Roofing

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Recommendations for Storage and Application of Asphalt Roofing Shingles in Hot Weather

Introduction

Asphalt shingles have been used successfully in various climate zones around the world, including desert and tropical regions, for over one hundred years....

Recommendations for Installation of Asphalt Roofing Shingles in Cold Weather

Asphalt shingles have been used successfully in cold climates for over one hundred years. Improved application efficiency, and more importantly, enhanced long-term shingle performance, can be...

Use of Self-Adhering Membranes as Underlayments in Steep Slope Roofing

Self-adhering bituminous membranes have been used as underlayments in steep slope (greater than 2:12) roofing for many years. When applied as an underlayment, they are primarily used to help...

Self-Adhering Underlayment Removal Prior to Steep Slope Re-Roofing

Self-adhering underlayment is generally applied to the roof deck on the eaves, rakes, and valley areas of steep slope roofs and as flashing around roof penetrations. Self-adhering underlayments...

Photovoltaic Systems and Asphalt Shingle Roofs

Introduction

Photovoltaic (PV) systems convert sunlight into electricity. These systems have been successfully installed on residential asphalt shingle roofs for many...

Asphalt Shingle Recycling FAQs
Asphalt Shingle Recycling Do’s and Don’ts

Asphalt shingle recycling is becoming very common as an alternative to sending materials to a landfill. Shingle recycling is the process of taking asphalt shingles from roof tear-offs and...

Nail Application of Asphalt Strip Shingles for New and Recover Roofing

Criteria for proper placement and application of roofing nails.

 

The Asphalt Roofing Manufacturers Association (...

Algae Discoloration of Roofs

For many years, roof discoloration caused by algae...

Preventing Damage from Ice Dams

Installation procedures for eaves flashing over low and steep sloped roofs. Includes illustrations.

 

Snow and ice formations on roofing structures can create ice dams at the...

Recommendations for Application of Asphalt Shingles on Steep Slopes and Mansard Construction

Defines the maximum slope for normal shingle application and suggests different installation methods for slopes beyond that maximum.

 

Over the last few years, architectural...

Plain Facts About Buckled Shingles

Reviews the causes, prevention and correction of buckled shingles.

Description

Buckling is the result of asphalt shingles not laying flat due to the wrinkling of the...

Color Shading of Asphalt Shingle Roofs

Outline of the primary and secondary causes of color shading. Suggests ways to avoid this purely aesthetic problem.

 

Definition

As a roof is viewed from...

When Does a Shingle Comply with ASTM D3462?

Shingles that are in conformance with ASTM D3462 at the time of manufacture have a proven track record of performance, meeting and exceeding customer expectations.

 

Asphalt...

Water Soluble Residue Found on Asphalt Roofing Products (“Tobacco-Juicing”)

The formation of a “tobacco-juice” residue, so named for its color, has been widely attributed to the weathering of asphalt roofing (i.e., roof coatings, base and cap sheets and...

Coating of Asphalt Shingles After Installation

ARMA strongly advises against the application of any type of field-applied coating over installed asphalt shingles. There are many types and formulations of roof coatings so it is important to...

The 2010 Florida Building Code, Building and Asphalt Shingle Wind Classifications

Introduction

The selection of asphalt shingles to meet the 2010 Florida Building Code, Building (FBC-B) requirements for wind resistance relies on three separate sets of...

The 2010 Florida Building Code, Residential and Asphalt Shingle Wind Classifications

Introduction

The selection of asphalt shingles to meet the 2010 Florida Building Code, Residential (FBC-R) requirements for wind

resistance relies on three...

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Modified Bitumen Roofing

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VOC Considerations for Asphalt Roofing

Asphalt Roofs Can Meet VOC Requirements

While volatile organic compound (VOC) regulations have tightened over the years, asphalt roofing products have kept pace. Asphalt...

ARMA Lightweight Structural Concrete Roof Decks Statement

Decks may not be suitable for durable, sustainable roofing systems

The roofing industry is increasingly experiencing roof system performance issues when roof systems are...

Effects of Roof Color and Solar Reflectance on the Accumulation of Moisture in Roof Systems

Introduction:

Moisture content within a roofing assembly may fluctuate significantly over the life of the roof depending on a variety of factors including, but not limited...

The Effects of Greases, Oils and Chemicals on Modified Bitumen Sheet Materials

Breaks special contaminants into three categories: oils/greases, bacteria/fungi and other chemicals. Adverse effects are highlighted for each category. Includes methods for preventing roof...

Cold Weather Application Recommendations for Modified Bitumen Roofing

Overview of proper storage, handling and application methods in cold temperatures. Contains information for both torch-applied and hot asphalt-applied products.

Introduction...

Water Soluble Residue from Asphalt Roofing Products ("Tobacco Juicing")

Describes origin of tobacco juicing and the effects this residue may have on modified bitumen roofs. Provides ways to minimize/eliminate residue runoff.

The formation of a “tobacco-...

Self-Adhesive Modified Bituminous Roofing Membranes

Modified bituminous roof membranes continue to be popular option for low-sloped roofs due to their proven performance. Historically these products have been torch-applied, mop-applied using hot...

Photovoltaic Systems and Low-slope Commercial Roofs

Introduction

The push toward sustainable building practices has led design professionals to look at roofs as more than just the waterproofing element. They view the roof as...

The Effects of Ponding Water

Ponding water can have major negative consequences, regardless of the type of roofing system. Proper design, installation and maintenance of roofing structures can prevent this condition and its...

Decking Recommendations for Built-Up Roofing and Modified Bitumen Membranes

Introduction

The Asphalt Roofing Manufacturers Association (ARMA) recommends that the structural roof deck meet certain minimum requirements to be an acceptable substrate...

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Built Up Roofing

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Recommendations Regarding Built-Up Roofing Asphalt

Built-Up Roofing (BUR) membranes have been in use in North America for more than 100 years. BUR systems predominately consist of alternating layers of asphalt (bitumen) and fiberglass ply felts...

Cold Weather Recommendations for Built-Up Roofing

Introduction

Application of any type of bituminous roofing system in cold weather can be achieved successfully if precautions are taken. When roof systems are installed in...

VOC Considerations for Asphalt Roofing

Asphalt Roofs Can Meet VOC Requirements

While volatile organic compound (VOC) regulations have tightened over the years, asphalt roofing products have kept pace. Asphalt...

ARMA Lightweight Structural Concrete Roof Decks Statement

Decks may not be suitable for durable, sustainable roofing systems

The roofing industry is increasingly experiencing roof system performance issues when roof systems are...

Photovoltaic Systems and Low-slope Commercial Roofs

Introduction

The push toward sustainable building practices has led design professionals to look at roofs as more than just the waterproofing element. They view the roof as...

The Effects of Ponding Water

Ponding water can have major negative consequences, regardless of the type of roofing system. Proper design, installation and maintenance of roofing structures can prevent this condition and its...

Decking Recommendations for Built-Up Roofing and Modified Bitumen Membranes

Introduction

The Asphalt Roofing Manufacturers Association (ARMA) recommends that the structural roof deck meet certain minimum requirements to be an acceptable substrate...

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