Eifs Siding Thickness

Eifs is usually sprayed onto mesh that is mounted to styrofoam type of material.

Eifs siding thickness.

Eifs is available in two basic types. What is synthetic stucco. Eifs synthetic stucco siding. The recommended method is to apply the base coat in two passes.

Eifs siding or synthetic stucco is a siding that offers clear advantages when properly installed but can be very problematic when installation errors occur. The stucco part of the eifs is generally less than 1 4 in thickness. 3 3 installation of eifs exterior insulation and finishing system a. Eifs with drainage another eifs system is the predominate method of eifs applied today.

Why eifs problems occur. As the name implies eifs with drainage helps to eliminate moisture before it has an opportunity to enter the wall cavity. 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. It s made of lightweight two inch thick polystyrene panels with an acrylic coating that mimics traditional stucco.

Stotherm ci wall systems. Traditional cement stucco is applied in three relatively thick coats to a total thickness of nearly one inch. Impacts to the surface can result in cracks. 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. Integrated wall systems that deliver the best in performance sustainability and design flexibility. The moisture can sit in contact with the sheathing for a prolonged period and rotting may result. Eifs are vulnerable to damage due to the combination of a thin stucco coating over a soft base make.

The design of eifs unlike other systems brick stone siding etc does not allow the moisture to drain out. The eifs acronym stands for exterior insulation and finish systems. The problem is water intrusion and entrapment in the wall cavities. Although marketed as a maintenance free product you need to keep an eye on how it s holding up.

It is different to traditional stucco. But the picture is not nearly as black and white as many people think. The insulation typically consists of extruded expanded polystyrene xps and is mechanically attached to the sheathing and or wall structure. The eifs exterior insulation and finishing system system shall be installed with the application instructions.

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. 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. Eifs is an exterior insulation and finish system. Some people call it synthetic stucco.