The full title of ASTM E explains its purpose: “Standard test method for water penetration of exterior windows, skylights, doors, and curtain. ASTM E Report No.: E Rendered to: IMISON USA. Houston, Texas. PRODUCT TYPE: Foam and Plaster Wall System. SERIES/MODEL. Question: “I have read both ASTM E and ASTM E and can’t find any difference between the two test methods. It stands to reason that.

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This test method does not identify unobservable liquid water which may penetrate into the test specimen. It stands to reason that there is a difference, otherwise why two test methods?

This test method does not address these issues. Posted on April 20, by admin.

ASTM E 331

It is difficult to simulate the identical complex wetting conditions that can be encountered in service, with large wind-blown water drops, increasing water drop impact pressures with increasing wind velocity, and lateral or upward moving air and water.

Web Design by Five. Can you please explain the difference between them? In ast, the performance will also depend on the rigidity of supporting construction and on the resistance of components to deterioration by various causes, vibration, thermal expansion and contraction, e31.

Differences between ASTM E331 & ASTM E1105

The ASTM E testing is performed by applying water to the exterior of the test specimen while lowering the pressure inside by means of an air chamber built on the inside or opposite side of the test specimen.

In short, the is easier qstm comply with in the field. Some designs are more sensitive than others to this upward moving water. BDG has extensive knowledge of most building systems and specializes in forensic water intrusion investigations. If you are looking for a reputable second or third-party testing company to perform accurate professional testing, provide concise reports, and help you through awtm entire process, contact BDG today.


MISSION Professional services based on accurate information that helps you qstm your company make the right decision regarding your project or asset.

ASTM E | Water Penetration Testing

Search Search our news blog. Our field consultants are properly trained and knowledgeable of all testing standards. Hence the adding the specification of Installed test specimens, and specimens in the field. It is also interesting to note e3331 there are two AAMA standards that refer to these ASTM standards for most of their procedures and are performed in nearly identical fashion.

Building Diagnostics Group, Inc. The testing pressure differential is usually determined by the testing specifier. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory e3331 prior to use.

Differences between ASTM E & ASTM E | Spray Rack News

Link to Active This link will always route to the current Active version of the standard. These are identified with italics below: Included diagrams show these differences. The calibrated spray apparatus spray-rack system delivers water to the test specimen at a rate of 5.

The ASTM E Standard Test Method for Water Penetration of Exterior Windows, Skylights, Doors, and W331 Walls by Uniform Static Air Pressure Difference is a testing standard that describes the procedures to determine the water penetration resistance of windows, curtain walls, skylights, and doors when water is applied using a calibrated spray apparatus while simultaneously applying uniform static pressure to opposite sides of the test specimen.

Historical Version s – view previous versions of standard. Categories Click on area of interest below. Leave a Reply Cancel reply Your email address will not be published.

Failures during quality assurance new construction testing can result in unnecessary delays that impact your bottom adtm. BDG ast, professional testing equipment that is calibrated to each specific testing standard for accurate results.

The water spray system has nozzles spaced on a grid to deliver water so that the test specimen is wet uniformly, includingthose areas vulnerable to water penetration. There astn fundamental differences that are revealed in the titles of each standard. The air-pressure differences acting across a building envelope vary greatly. In applying the results of tests by this test method, note that the performance of a wall or its components, or both, may be a function of proper installation and adjustment.


We provide testing services throughout the United States from our headquarters located in Atlanta, GA.

This allows us to not only properly test fenestrations on new construction projects, but also pinpoint the cause of any test failures and provide accurate recommendations to achieve successful testing results.

Our products are guaranteed to do their job so you’re free to do yours without the hassles and worries of building and maintaining your own equipment. Give us a call to discuss your next project. Professional services based on accurate information that helps you or your company make the right decision regarding your project or asset. There is another very similar test method, ASTM Ewhich only allows for the cyclic air pressure procedure.

The E describes the test specimen being affixed to the air chamber The E describes the air chamber being affixed to the test specimen Hence the adding the specification of Adtm test specimens, and specimens in the field.

These are identified with italics below:.

It is difficult to find these and other differences without actually placing the two standards next each other, page by page. The values given in parentheses are mathematical conversions to inch-pound units that are provided for information only and are not considered standard.