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Tests & Certifications

We are committed to developing and testing our products to the highest industry standards. Our doors are constructed to withstand the demands of even the most punishing environments. In fact, Marshfield DoorSystems® has the most comprehensive rating approvals and leads the industry in fire-ratings, STC-ratings and security ratings. And, as leader in Enviornmental Class products, we have multiple 3rd party certifications to validate our environmental claims, ensuring the accuracy in what we supply.

 

Construction Standards

Maneuvering through the various flush wood door construction standards and realizing how each standard impacts the material used to
fabricate wood doors is an important factor in identify the type of door that is best suited based on project requirements. The two primary industry construction standards are WDMA (Window & Door Manufacturer’s Association and AWS (Architectural Woodwork Standards).
View the WDMA / QSI / AWS Comparison Chart >>

 

WDMA: Window & Door Manufacturer’s Association www.wdma.com

•Performance based standard for the construction of architectural wood doors
•ANSI Approved
•Developed by door manufacturers
•Three Performance Duty Levels; Standard Duty, Heavy Duty, Extra Heavy Duty
•Addresses aesthetics and performance attributes of a door
•Products tested against 8 performance attributes:
-Adhesive Bond – WDMA TM-6 -Screw Holding – WDMS TM-10
-Cycle Slam – WDMA TM-7 -Telegraph – WDMA TM-1
-Hinge-Loading – WDMA TM-8 -Warp Tolerance – WDMA TM-2
-Door Finishes- Per ASTM -Squareness- WDMA TM-3
•Premium Grade requires A Grade veneer (AA available on request)
•Veneer per the Hardwood Plywood Veneer Association (HPVA)
•Veneer leaf width same as AWS -
-3” min for Qtr Sliced-A and AA Grade
-4” minimum for Plain Sliced and Rotary-A Grade
-5” minimum for Plain Sliced and Rotary-AA Grade
•Sealing of rails is not required per the standard-specific to manufacturers warranty
•Lowest cost construction of all door standards
•Utilizes best practices in door construction based on resource conservation
•Standard followed by most door manufacturers

Tech Update: 113 (T) Marshfield DoorSystems Performance Ratings >>

 

AWS: Architectural Woodwork Standards www.awinet.org

•Prescriptive based standard utilizing non-standard componentsWDMA
•Joint construction standard (AWI / AWMAC / WI)
•Prescriptive construction accepting WDMA Performance Duty Levels
•Premium Grade requires AA Grade veneer (most expensive option)
•Custom Grade requires A Grade veneer
•Veneer leaf width same as WDMA per the Hardwood Plywood Veneer Association
•Sealing of rails required if testing data is not available
•Room or area matching required on Premium Grade (consider composite veneer)
•Utilizes additional natural resources which increases cost


Green Building Standards

Learn how our products can help you achieve your green building program goals. More >>


3rd Party Certifications

To ensure accuracy in what we supply, we have multiple 3rd party certifications to validate our environmental claims.

View Certifications >>

 

Fire Approvals

With fire-ratings from 20 to 90 minutes, we have the doors to meet your project’s code requirements.

View individual Product Data Sheets for Fire Ratings
>>
Appendix G: Fire-Rated Door Summary of Listings (ITS-WH) Neutral Pressure >>
Appendix G.2: Fire-Rated Door Summary of Listings (UL) Neutral Pressure >>
Appendix H: Fire Rated Door Summary of Listings (ITS-WH & UL) Positive Pressure Category A >>
Appendix H.2: Fire-Rated Summary of Listings (ITS-WH & UL) Positive Pressure Category B >>
Appendix I: Lite Approvals - Positive and Neutral Pressure >>


Acoustic-Ratings

To meet sound transmission requirements, we offer a wide variety of acoustic-rated doors. Our SonaShield Acoustic Doors provide many options to choose from including STC ratings from 21db through 47 db.

Appendix M: Marshfield DoorSystems Sound Door Offerinng
>>

 

Security Ratings

To meet Life/Safety codes, Marshfield doors are rated to achieve Security Ratings per UBC standard 41-1 & ASTM F-476 section 18.

View individual Product Data Sheets for Security Ratings >>