WECork - Products: Floor Underlayment - Your Cork Flooring And Sound Control Specialist
WECU Soundless Meets typical building codes for sound control for buildings with a suspended ceiling. 6mm/1/4" thickness. WECU Soundless+ Meets typical building codes for wood joist structures with or withoutsuspended ceiling and provides superior sound control for concrete substrates with or without a suspended ceiling. 1/2" thickness. See #2
TrimJoist Maximum Duct Sizes - Phone: (800) 844-8281
Maximum Opening Sizes The versatility of the TrimJoist is unmatched by any other pre- engineered wood joist product. The open-web nature of the TrimJoist is ideal for plumbing, electrical, and A/C duct work. Need to get a perfect slope on a drain line? TrimJoist is the Right Choice. Notes on Opening Sizes: 1. All opening... See #3
Fire Safety
An unprotected, conventional steel joist system will fail in less than 10 minutes under standard laboratory fire exposure test methods, while a conventional wood joist floor system can last up to 15 minutes. Even reinforced concrete is not immune to fire. Though concrete structures have rarely collapsed, concrete will... See #4
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