Lightweight concrete can be applied on exterior and interior surfaces.
Lightweight gypsum concrete.
Gypcrete flooring sound matting.
Even though gypsum concrete weighs less it still has the same compressive strength as regular concrete based on its application as underlayment or top coat flooring.
Since that time hacker has worked continuously to improve the quality of gypsum floor.
The most popular product for interior surfaces is lightweight gypsum concrete gypcrete.
In 1983 hacker industries inc.
It consists of gypsum cement mixed with sand and water.
A 1 5 inch slab of gypsum concrete weighs 13 pounds per square foot versus 18 pounds per square foot for regular concrete.
Gypsum concrete underlayment was introduced more than 50 years ago to serve as an alternative to cellular concrete in multifamily construction.
Installed at 1 above the top of the flutes firm fill cmd reduces deadloads and thickness significantly lowering costs.
Gypsum concrete is lightweight and fire resistant.
Designed for use in multi family commercial and institutional buildings with light gauge steel framing and a corrugated steel deck firm fill cmd is a lightweight high strength gypsum concrete floor underlayment.
The product firm fill gypsum concrete was also crack resistant poured at and was code compliant.
Introduced a gypsum concrete floor underlayment with strengths equal or superior to lightweight cellular concrete.
For exterior surfaces such as decks balconies or roof pads cement based lightweight concrete is the best choice.