Polyurethane Decorative Wall and Door Pediment Ornament
Technical Specifications
| Material | Polyurethane |
|---|---|
| Surface | Relief-worked, scrolled volute and leaf motif |
| Color | White |
| Density | 150-220 kg/m³ |
| Water Absorption | below 1% |
| Dimensional Stability Test | -20 °C / +70 °C |
| Fire Class | B2 (DIN 4102-1) |
| Paintable | Yes |
| Usage | Indoor + Outdoor |
| Water Resistant | Yes |
| Dimensions | 152 × 271 × 36 mm |
| Sales Unit | piece |
Details
Support
Technical drawing: Download DWG (81 KB)
Similar Products(Architectural Wall Ornaments)
The P8028S decorative polyurethane pediment is a premium architectural embellishment designed to introduce structural depth and classical detail to flat surfaces. Serving as an elegant focal point, this ornament is engineered to elevate standard door frames, plain walls, and custom cabinetry. It bridges the gap between historical craftsmanship and modern material science, offering a sophisticated relief that enhances both traditional and transitional interior designs.
Measuring 152 mm in height, 271 mm in width, and 36 mm in depth, this medium-sized pediment is crafted from high-density rigid polyurethane (150-220 kg/m³). This advanced material provides a density comparable to hardwood while remaining exceptionally lightweight. With a closed-cell structural composition, the product maintains low water absorption (below 1%), ensuring it is resistant to swelling, rot, warping, or moisture-induced degradation, making it highly reliable over time.
Aesthetically, the ornament features a balanced, symmetrical composition. A central floral crest rises gracefully, flanked by deeply carved, curling volutes that cascade into detailed foliate scrollwork. The 36 mm depth of the relief creates a strong play of light and shadow, highlighting the crisp lines and smooth curves of the carving. This intricate texture mimics authentic hand-carved wood moldings, adding a layer of luxury to any application.
The application possibilities for this decorative pediment are extensive. It is ideal for crowning interior door openings, accenting window lintels, or acting as a central crest in wall paneling (boiserie) layouts. Additionally, it can be integrated into built-in furniture headers, fireplace surrounds, or bed headboards. Because of its moisture resistance, it performs exceptionally well in humid environments like bathrooms, and can even be utilized on exterior facades when coated with UV-resistant paint.
Installing the P8028S is significantly cleaner and faster than handling heavy plaster or warp-prone timber. The piece is secured using a high-quality polyurethane (PU) assembly adhesive combined with auxiliary mechanical screws. It arrives with a factory-applied primer layer. While this primer prepares the surface, applying a secondary primer compatible with your final paint is optional and recommended for maximum finish longevity. Apply two coats of water-based or synthetic paint to complete the installation.
- This medium-scale decorative pediment is highly versatile across residential and commercial interiors
- Use it as a classic door topper (supraporte) to elevate standard door frames in luxury apartments or hotel suites
- In living rooms, dining areas, and lobbies, it serves as an excellent crowning element for wall paneling layouts (boiserie) or as a central ornament above mirrors, paintings, and headboards
- For furniture customization, it can be integrated into the headers of built-in libraries, wardrobes, and kitchen cabinetry to mimic expensive hand-carved millwork
- When painted with UV-resistant coatings, it can also be used on exterior facades as a decorative lintel ornament above windows or entryways in Mediterranean or classical villa designs
- Ensure the mounting surface is clean, dry, and free of dust
- Measure and mark the exact placement
- Apply a generous amount of high-quality polyurethane (PU) assembly adhesive to the rear mounting surface of the ornament (avoid using silicone)
- Press the piece firmly onto the surface and secure it mechanically using screws or finishing nails for proper structural bonding
- Fill the screw holes and any minor gaps with an appropriate acrylic filler
- Once dry, sand the filled areas using 180-220 grit sandpaper to achieve a seamless finish
- The factory-applied primer prepares the surface, but applying an additional primer compatible with your final paint is optional and recommended
- Apply two coats of water-based or synthetic paint
- If installing outdoors, a UV-resistant topcoat is mandatory to prevent yellowing
- Maintaining the pristine appearance of the P8028S polyurethane ornament is straightforward
- For regular cleaning, gently wipe the surface with a soft, damp cloth and a mild, non-abrasive detergent
- Avoid harsh chemical cleaners, solvents, or abrasive scrubbing pads, which can damage the paint finish
- If the ornament is installed in high-traffic areas and suffers accidental impacts, any minor dents or scratches can easily be repaired using standard wood filler or acrylic putty, followed by light sanding and a quick paint touch-up
- For exterior applications, periodically inspect the paint coat and reapply a UV-resistant finish as needed to protect the material from prolonged sun exposure
Can the P8028S ornament be used on exterior doors or facades?
Yes, the P8028S is fully compatible with exterior applications due to its closed-cell polyurethane structure, which absorbs less than 1% moisture and prevents rotting. However, because raw polyurethane can yellow under direct sunlight, you must apply a high-quality UV-resistant outdoor paint to protect the material from UV degradation.
How does polyurethane compare to plaster or MDF for decorative ornaments?
Polyurethane is significantly lighter and more shatterproof than traditional plaster, making it safer and easier to install above head height. Unlike MDF or wood, it is water-resistant, so it helps resist swelling, cracking, and warping in high-humidity areas like bathrooms or kitchens. It also retains much finer, sharper relief details than molded EPS foam.
Is it necessary to apply an additional primer before painting?
The ornament comes with a factory-applied primer that prepares the surface for painting. However, paint manufacturers typically do not guarantee paint adhesion on surfaces painted without their own recommended primers. Therefore, applying an additional primer compatible with your chosen paint is optional but highly recommended for the best long-term results.
What adhesive should be used for mounting the ornament?
You should exclusively use a strong polyurethane (PU) assembly adhesive to ensure a permanent bond. Do not use silicone-based adhesives, as they do not provide the necessary structural grip for polyurethane products. Auxiliary mechanical fastening with screws or nails is also required during the curing process.
Can this pediment be cut or modified to fit a specific space?
Yes, because of its high-density, wood-like composition, the P8028S can be easily sawed, sanded, or drilled using standard woodworking tools. If you need to trim the edges or adjust the fit against a wall molding, you can make clean cuts and smooth the edges with 180-220 grit sandpaper before mounting.