Commercial/Low Slope 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.

Modified Bitumen Roofing

Click on the bulletin title for more information and a download link.

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...

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...

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...

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...

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...

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...

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.

 

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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...

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Built Up Roofing

Click on the bulletin title for more information and a download link.

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...

Recommendations Regarding Built-Up Roofing Asphalt

Contains information on grade I-IV asphalt as well as suggestions for application and storage.

All grades of Built-Up Roofing Asphalt – Types I, II, III, and IV – should meet...

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...

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...

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. Understanding that difficulties,...

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...

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