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    What should I know about refrigerants?

    I am researching getting a refrigerated dryer when I set up my new shop. The ones I am considering use R134A and R404A. I have read some about the time table to make different one obsolete so don't want to end up in a bind when products get phased out. Are there dryers out there that use...
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    Damage to foam during slab pour

    I'm in the process of planning a 36 X 60 shop (thread to follow). Specs are calling for foam board, 10 mill vapor barrier, mesh on chairs and the hydronic tubing wired to the mesh. The contractor doing the hydronic system thinks that here in NC that the bubble wrap is good enough and that the...
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    Recommendations for Supplied Air Respirator

    I'm in the market for a outside air source respirator system and would appreciate any experiences you all have with different models. Since I am doing this for my health I am not interested in just what is cheapest. One main concern is experience by those who have to wear eyeglasses. I...
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