Ceiling cornice A130V1 polystyrene HIWOOD 100mm x 83mm x 2.0m.

The ceiling cornice A130V1 from the Korean manufacturer HI WOOD is a powerful architectural solution made of high-density polystyrene with impressive dimensions of 100mm in height and 83mm in width. This product is designed for spacious rooms with high ceilings, where an expressive decorative accent is required to visually emphasize the scale and status of the space.Polystyrene CorniceThe A130V1 2000mm cornice combines the monumentality of classical moldings with the practicality of modern polymer materials.

The increased profile height of 100 millimeters makes the cornice a noticeable architectural element, forming an expressive horizontal line around the perimeter of the room. The 83-millimeter projection width on the ceiling provides a massive visual effect and creates a deep shadow zone that emphasizes the relief of the decor. The snow-white surface with a smooth texture is ideal for painting in any color or using without additional finishing in monochromatic interiors.

The profile construction is designed with classic proportions characteristic of European architectural tradition. Smooth transitions between relief levels create a noble play of light and shadow, enhancing the product's three-dimensionality. The technological groove for concealed wiring allows for an effective decorative lighting setup, transforming the cornice into an element of modern lighting architecture. The weight of the plank is only 1.27 kilograms, which radically simplifies installation compared to gypsum moldings of similar dimensions.

Excellent technical characteristics of high-density polystyrene

Materialceiling cornice polystyreneA130V1 is produced using continuous extrusion technology with special modifiers that increase density to 40-45 kg/m³. The closed-pore structure ensures minimal water absorption at the level of 1-2 percent, making the cornice completely resistant to moisture. The product maintains stable geometric dimensions at relative air humidity levels from 30 to 95 percent, allowing its use in any type of room, from dry living rooms to humid bathrooms.

The temperature stability of polystyrene ensures flawless operation in the range from minus 30 to plus 70 degrees Celsius. The material does not crack in cold weather, does not deform in heat, and does not change color under UV radiation due to the presence of UV stabilizers in the composition. The linear thermal expansion coefficient is 0.07 mm/m per degree, which practically eliminates thermal deformations even when installing two-meter planks.

The mechanical strength of high-density polystyrene is achieved through an optimized molecular structure with a higher concentration of polymer chains. The bending strength is 2.8-3.2 MPa, which significantly exceeds the values of ordinary expanded polystyrene.Decorative cornices made of polystyreneA130V1 withstands moderate mechanical loads during transportation and installation without forming dents or chips. The material's elasticity allows compensating for wall irregularities up to 7-8 millimeters without additional leveling.

The ecological safety of the material is confirmed by international quality certificates and sanitary-hygienic assessments. Polystyrene does not contain toxic components, formaldehyde, heavy metals, or volatile organic compounds. Under normal operating conditions, the material retains its hypoallergenic properties throughout its service life, allowing the use of cornices in children's facilities, medical centers, and residential spaces without any restrictions.

The chemical inertness of polystyrene ensures compatibility with a wide range of finishing materials. The cornice is resistant to alkaline cement putties, low-concentration acids, and salt solutions. The material does not react with water-dispersed paints, acrylic lacquers, or silicone sealants. The only limitation concerns organic solvents based on acetone and toluene, which can dissolve polystyrene.

Functional superiority for status interiors

The main function of the massive cornice A130V1 is to create an expressive architectural accent in rooms with high ceilings of 3.2 meters and above. The increased profile height of 100 millimeters effectively masks technological joints, unevenness, and level differences up to 8-10 millimeters without additional leveling. This is especially relevant in rooms with non-ideal geometry, where a massive cornice visually hides all defects of wall-ceiling junctions.

When installing multi-level stretch ceilingsinstallation of decorative cornices made of polystyreneA130V1 creates a clear boundary between levels, emphasizing the architectural concept of the space. The 83-millimeter projection width is sufficient to fully cover all technical elements of stretch ceiling mounting. The monumentality of the profile harmonizes with the scale of spacious rooms, creating a visual balance between vertical and horizontal planes.

The unique opportunity to organize concealed decorative lighting transforms the cornice into an element of modern lighting architecture. The deep space between the profile's protruding part and the ceiling allows placing LED strips with a power of up to 18-20 W/m, creating a powerful light flux. The reflected light from the ceiling surface creates the effect of a floating ceiling, visually increasing the room's height. Soft diffused lighting creates a comfortable atmosphere in living rooms, bedrooms, and reception areas.

The thermal insulation properties of 83-millimeter-thick polystyrene significantly reduce heat losses through the upper part of exterior walls. The thermal conductivity coefficient of 0.035-0.040 W/(m·K) provides a thermal resistance of up to 0.25-0.30 m²·K/W.Cornices Barnaul polystyreneA130V1 creates an effective thermal insulation layer in the cold bridge zone, which is especially important in regions with harsh climates and long heating seasons.

The acoustic characteristics of the massive profile provide a noticeable reduction in airborne noise penetration through construction joints. The thick layer of porous material partially absorbs sound waves across a wide frequency range. The cornice around the room creates an additional sound insulation barrier, which is relevant in multi-apartment buildings and office buildings with insufficient acoustic protection.

Professional installation technology for massive cornices

Surface preparation before installing a heavy cornice requires special attention due to the increased weight of the item. The mounting area is cleaned of dust, grease, and residues of old coatings with low adhesion. Loose plaster areas are mechanically removed, and holes are filled with gypsum putty. The substrate is treated with a deep-penetration primer to strengthen the surface layer and improve the adhesion of the adhesive compound.

The installation line is marked using a laser level to ensure the cornice is perfectly horizontal. From the ceiling, the distance equal to the profile height minus 8-10 mm of compensatory clearance is measured. Control points are marked every 400-500 mm and connected by a continuous line. Levelness is checked using a bubble level at least 2000 mm long on each wall.

Corner joints of heavy cornices are cut using a circular saw with a carbide blade at a 45-degree angle. For internal corners, the strips are trimmed from opposite sides to ensure tight fitting ends. If the room’s geometry is not ideal, the cut angle is adjusted using trial fitting. The cut edges are sanded with fine sandpaper P120-P150 to remove burrs.

The mounting adhesive, either enhanced liquid nails or hybrid polymer adhesive, is applied to the back of the cornice in a continuous wavy stripe. Due to the increased weight of the item, the amount of adhesive must be greater than for standard cornices. After a 2-3 minute wait, the strip is pressed against the wall with even pressure along its entire length.Barnaul polystyrene decorative corniceA130V1 are secured with painter’s tape attached to the ceiling and additionally supported by temporary supports for 6-8 hours.

Additional mechanical fixation with self-tapping screws is recommended for heavy cornices in rooms with high ceilings. Screws 40-50 mm long are screwed into the cornice and into the wall at 400-500 mm intervals. Screw heads are countersunk flush with the surface and masked with acrylic putty. After the adhesive has cured, the screws can be removed if the substrate is sufficiently strong.

Joints between strips are filled with white acrylic high-elasticity sealant. Excess is wiped off with a damp sponge, and after polymerization, the joint is sanded with fine sandpaper. Gaps between the cornice and uneven surfaces are filled with gypsum putty and sanded. If painting is required, water-based acrylic paint in two to three coats is used to achieve an even finish.

Unlimited possibilities for decorative finishing

The universal white color of the A130V1 cornice is an ideal base for implementing any design concept. The monumentality of the profile is especially expressive in monochromatic interiors, where the snowy white cornice creates a powerful architectural accent against light walls and ceilings. The relief structure of the profile forms deep shadows, emphasizing the decor’s volume under both natural and artificial lighting.

Painting in classic colors opens up unlimited possibilities for creating dignified interiors. Gold or silver finish imitates expensive metallic moldings typical of palace interiors. Patination using multiple shades creates an effect of noble antiquity. Contrasting coloring of relief elements highlights the profile’s architecture and enhances visual expressiveness.

The A130V1 cornice is ideally suited for classic interiors with high ceilings, where monumental decoration is required. The profile’s massiveness harmonizes with columns, pilasters, and rosettes, creating a cohesive architectural composition. In neoclassical spaces, the cornice’s minimalist profile serves as restrained framing without excessive ornamentation.Barnaul polystyrene cornice purchasefor spacious living rooms, halls, and reception areas becomes an optimal solution.

Modern interiors with clean geometric forms benefit from the strict linearity of a heavy cornice. Painting in dark graphite or black shades creates a striking contrast against light walls. Metallic finishes in bronze or copper tones introduce notes of industrial aesthetics. Combining with wooden elements creates a contrast between natural and synthetic textures.

Economic efficiency of a premium solution

The cost of the polystyrene cornice A130V1 is 1700-1900 rubles per 2-meter strip, which is 4-6 times lower than the price of gypsum molding of similar size. Wooden cornices made of solid oak with comparable dimensions cost 4000-6000 rubles per linear meter. The savings when decorating a spacious apartment of 120 square meters amounts to 25,000-40,000 rubles compared to traditional materials.

Transportation of polystyrene cornices does not require special transport due to the lightweight material. Packaging of 10-12 strips weighs 12-15 kilograms and is transported in a passenger car. Delivery of gypsum molding of similar volume requires heavy transport due to its weight of 80-100 kilograms. Logistics savings amount to 4000-6000 rubles when decorating large-scale projects.

Labor costs for installation are 2-3 times lower compared to gypsum molding.Plinth cornices from polystyrene foamA130V1 is installed by one person with an assistant to support long strips. The average installation time around a 30-square-meter room is 5-6 hours. No special equipment is required except a circular saw, a miter box, a mounting gun, and temporary supports.

Operational costs are minimal over a 30-35 year service life. The material does not require periodic treatment with protective compounds. Cleaning is performed with a damp sponge without special agents once every 1-2 months. If refreshing is needed, the cornice can be repainted easily without surface preparation. Repairability is ensured by the simplicity of replacing damaged sections for 200-250 rubles in materials.

Professional solutions for elite interiors

Organizing multi-level hidden lighting creates an impressive lighting architecture in reception areas. LED strip is placed in the space between the cornice and ceiling at a distance of 70-90 mm from the wall. Using RGB strips with color control allows creating dynamic lighting scenarios for various events. System power is selected based on ceiling height and required lighting intensity.

Combining the A130V1 cornice with rosettes, moldings, and pilasters made of polystyrene creates a cohesive decorative system. Uniform material and color ensure harmonious integration of all elements. Rhythmic repetition of decorative details forms a classical architectural composition. This solution is suitable for banquet halls, hotel lobbies, and executive offices.

Zoning spacious rooms using cornices of different heights creates visual separation of functional zones. The perimeter is decorated with a heavy A130V1 cornice 100 mm high, while the central zone is highlighted with a smaller profile. Different installation heights form a multi-level ceiling composition. This solution is popular in spacious living rooms, studios, and open-plan offices.

Using a cornice to frame coffered ceilings emphasizes the geometric structure of the decoration. The cornice is installed around each coffer, creating a three-dimensional frame. Contrasting coloring of the cornice and recessed parts enhances visual expressiveness. This solution is typical for classical libraries, offices, and reception halls with high ceilings.

Cornice A130V1 POLYSTYRENE HI WOOD 100mm x 83mm x 2.0m represents a premium solution for spacious rooms with high ceilings, where expressive architectural decoration is required. The monumentality of the profile, the possibility of organizing effective backlighting, ease of installation, and affordable price make this cornice an indispensable element for creating status interiors in classic and modern styles.