This is a 6″ metal studs 1 hour fire rated (LB) wall which has the acoustical sealant on top and bottom of the wall on both side as well as the 6″ sound attenuation full batt. insulation. Add to wish list $2.00 – Purchase Checkout Added to cart You must log in to submit a review. Username or Email Address Password Remember Me Buying Options Add to wish list $2.00 – Purchase Checkout Added to cart