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.

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 on the Accumulation of Moisture in Roof Systems

Discusses the effects of roof color on condensation development in roof systems and offers suggestions for controlling moisture acccumulation. 

Introduction:

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Photovoltaic Systems and Low-slope Commercial Roofs Roofing Membranes

Increasingly, roofs are being used as more than the waterproofing element of the building envelope. The push toward sustainable building practices has led design professionals to look at roofs 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...

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.

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

General specification and application guidelines for various commercial roofing decks.

 

Introduction

The Asphalt Roofing Manufacturers Association (ARMA...

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

Overview of the causes and detrimental effects ponding water may have on asphalt roofing systems.

 

Ponding water can have major negative consequences, regardless of the type of...

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