Min base coat thickness shall be sufficient to fully embed the mesh.
Eifs siding thickness.
Traditional cement stucco is applied in three relatively thick coats to a total thickness of nearly one inch.
A barrier wall system or a wall drainage system.
Eifs were first introduced in the united states in the late 1960 s and were first used on commercial buildings and later on homes.
Although marketed as a maintenance free product you need to keep an eye on how it s holding up.
Why eifs problems occur.
Integrated wall systems that deliver the best in performance sustainability and design flexibility.
Using the soft styrofoam substrate allows the builder to use less of cement stucco material.
Stotherm ci systems integrate the following key elements continuous insulation ci air moisture barrier drainage and a variety of textured finish options to create a superior sustainable wall cladding.
Pb eifs is the most common type in north america and historically used expanded polystyrene eps insulation adhered to the substrate with fiberglass mesh embedded in a nominal 1 16 inch 1 6 mm base coat which can receive additional layers of mesh and base coat for stronger impact resistance.
Stotherm ci wall systems.
Eifs synthetic stucco siding.
The stucco part of the eifs is generally less than 1 4 in thickness.
It s made of lightweight two inch thick polystyrene panels with an acrylic coating that mimics traditional stucco.
The moisture can sit in contact with the sheathing for a prolonged period and rotting may result.
Some people call it synthetic stucco.
The problem is water intrusion and entrapment in the wall cavities.
It is different to traditional stucco.
Impacts to the surface can result in cracks.
The design of eifs unlike other systems brick stone siding etc does not allow the moisture to drain out.
Eifs is an exterior insulation and finish system.
This system has a nominally 3 16 inch to 1 2 inch thick reinforced base coat applied to the insulation prior to application of the finish coat.
Eifs is available in two basic types.
The recommended method is to apply the base coat in two passes.
The eifs acronym stands for exterior insulation and finish systems.
As the name implies eifs with drainage helps to eliminate moisture before it has an opportunity to enter the wall cavity.
What is eifs siding.
What is synthetic stucco.
The eifs exterior insulation and finishing system system shall be installed with the application instructions.
Eifs are vulnerable to damage due to the combination of a thin stucco coating over a soft base make.
3 3 installation of eifs exterior insulation and finishing system a.
Eifs is usually sprayed onto mesh that is mounted to styrofoam type of material.
But the picture is not nearly as black and white as many people think.
