3-groove Panel is a modern construction material with a surface design of three parallel grooves and a special 3-layer structure, providing an optimal solution for insulation, soundproofing and exterior decoration. The product has an effective size of 380 × 16 × 2900mm with a lifespan of over 20 years and is rust-free for 45 years.

The three-layer structure of the 3-groove Panel includes a surface layer of 0,27mm thick Al-Zn alloy-plated steel sheet; a 45kg/m³ density Polyurethane Foam (PU) core layer ensuring effective insulation; and a 0,1mm thick silver-coated fiberglass bottom layer for increased durability. The collection includes 4 diverse colors such as 3D wood grain white, 3D wood grain gray, glossy wood grain cockroach wing and glossy wood grain brown.

The reference price of the 3-groove Panel ranges from 249.000 - 269.000 VND/m² in September 2025, applicable to all 4 colors in the collection. Kosmos is a reputable distributor with a system of more than 500 agents in 34 provinces and cities, providing a full range of 3-groove, 4-groove and 7-wave Panel lines to meet the diverse needs of customers in wall cladding and partition cladding for exterior works.

What are the outstanding features of the 3-groove panel?

The 3-groove surface of the Panel is an ideal choice to create an aesthetic highlight for the project. The material helps to create a sense of rhythm and depth on the flat surface, making the whole thing come alive. This appearance is very suitable for minimalist and modern design styles, emphasizing simplicity but still full of sophistication.

In terms of structure, the 3-groove Panel, with an effective size (size minus the product's locking groove) of 380 × 16 × 2900mm, includes 3 layers of materials with separate functions, creating a versatile and durable product.

1. Surface layer is a zinc-aluminum alloy coated steel sheet, 0,27mm thick, with an optimized coating composition of 55% aluminum, 43% zinc and other additives, providing resistance to chemical corrosion and protecting the Panel from the effects of harsh weather. Material life is over 20 years, no rust for 45 years.
2. Core layer High density Polyurethane Foam (PU) 45kg/m³ plays a key role in effective heat and sound insulation.
3. Bottom layer is a 0,1mm thick silver coated fiberglass fabric that helps increase the durability of the Panel.

What colors are available in the 3-groove foam panel collection?

The 3-groove Panel not only impresses with its functionality but also with its variety of colors, allowing architects and investors to freely create and customize the appearance of the building. The 3-groove Panel collection includes 4 main colors:

1. PN3R-01 3-slot panel, white, 3D wood grain surface
2. PN3R-02 3-slot panel, gray, 3D wood grain surface
3. PN3R-03 3-slot panel, cockroach color, glossy wood grain surface
4. PN3R-04 3-slot panel, walnut brown, glossy wood grain surface.

3D white wood grain 3-groove panel

3D wood grain gray 3-groove panel

3-groove glossy wood grain panel

3-groove glossy walnut wood grain panel

How much is the current price of 3-groove panel per square meter?

Below is the price list of 3-groove Panel compiled by Kosmos in September 2025:

Note: The above price list is for reference only as of September 2025 and may change depending on the supplier's policy and the quantity of your order. Large projects often enjoy preferential discounts. To receive the most accurate and best quote for your project, you should contact reputable suppliers directly for specific advice.

What is the difference between a 3-groove panel and a 4-groove and 7-wave panel?

3-slot panel is different from other types of panel in surface design and color choice..

Where to buy quality 3-groove panel?

Kosmos is a reputable supplier of 3-groove panels with more than 500 agents in 34 provinces and cities. Kosmos warehouse is known as a distributor of quality interior and exterior decoration materials, especially with the collection of foam panels launched in Vietnam in June 2025.

Besides the 3-slot Panel, Kosmos also provides a full range of models. 4-slot panel, 7-wave panel gives users a variety of options when they need wall cladding, partition cladding for exterior spaces such as factories, prefabricated houses, cold storage, freezers, etc.

How many colors does the panel have? Collection of wood grain panels, xingfa gray, white specialized in prefabricated houses.

For more information about the latest collection of foam panels or to find the nearest dealer, call now at 0932 067 388 for detailed support from Kosmos.