May 25, 2017

TESTING



JMD Company

 

conducts in-house, small scale flame tests in our MSHA approved test chamber. All Brattice and Poly-Vent Ducting are rigorously tested to ensure MSHA flame specification compliance.



JMD

 

Brattice Cloth is also tested for weight, tensile, and tear strength to make sure you meet your most challenging underground conditions.



All

 

JMD

 

product components are domestically produced to our specifications and constantly monitored by our quality control department.



JMD Company

 

has been producing top-quality mine ventilation products since 1902.



Call your

 

JMD

 

sales representative for more information on this product.