PROSPEC Decibel Drop™ Technical Specifications

Material

PROSPEC Decibel Drop is a high-performance viscoelastic damping compound. It provides an
economical solution for reducing sound transmission into adjacent areas.

Each case contains 12 - 29 oz. cartridges.

Installation

• Use on walls, floors and ceilings
• Use in new construction or retrofit applications
• Apply 2 to 3 cartridges per 4' x 8' (32 sq. ft. of drywall) randomly over surface area;
  No trowling required
• Press drywall to first layer of drywall already installed
  and screw it to the studs
• Install on one or both sides of the wall
• See installation guide and product animation for more information

Sound Transmition — PROSPEC Decibel Drop

Material	STC	Studs	Sources Side	Recieving Side
	50	Wood	2 layers of drywall with PROSPEC Decibel Drop	1 layer of drywall
	54	Wood	2 layers of drywall with PROSPEC Decibel Drop	2 layers of drywall with PROSPEC Decibel Drop
	57	Steel	2 layers of drywall with PROSPEC Decibel Drop	1 layer of drywall
	62	Steel	2 layers of drywall with PROSPEC Decibel Drop	2 layers of drywall with PROSPEC Decibel Drop
	57	Staggered Wood	2 layers of drywall with PROSPEC Decibel Drop	1 layer of drywall
	62	Staggered Wood	2 layers of drywall with PROSPEC Decibel Drop	2 layers of drywall with PROSPEC Decibel Drop
	40	Wood	1 layer of drywall	1 layer of drywall
	45	Wood	2 layers of drywall	2 layers of drywall
	52	Steel	2 layers of drywall	2 layers of drywall
	44	Staggerd Wood	1 layer of drywall	1 layer of drywall
	53	Staggerd Wood	2 layers of drywall	2 layers of drywall
	46	Wood	1 layer of soundboard and 1 layer of drywall	1 layer of soundboard and 1 layer of drywall