


Poliüretan Decorative Window Keystone Bracket
Details
Polyurethane curved arches designed to match the P9003A decorative trim
Create a cohesive architectural look by pairing these curved arch profiles with the P9003A decorative molding. Ideal for elegant interior and exterior framing projects.




















Polyurethane curved arches designed to match the P9003A decorative molding trim
Enhance your architectural designs with these matching curved arches, perfectly coordinated with the P9003A decorative molding. These durable polyurethane elements ensure a seamless, cohesive look for premium interior and exterior projects.














Frequently Used Together
Similar Products(Söveler)
The P9003A is a high-density architectural element designed to bring structured depth and clean geometric lines to both interior and exterior walls. Functioning as a decorative keystone or a modern support bracket, this component elevates standard window and door surrounds, giving facades a distinct, custom-built appearance. Its clean trapezoidal form acts as an elegant visual anchor, bridging the gap between minimalist modern aesthetics and classical structural detailing.
Measuring 170 mm wide, 250 mm deep, and 321 mm high, this mid-sized ornament is engineered from high-density rigid polyurethane. With a density of 150-200 kg/m³, it offers the structural hardness of traditional timber without the associated weight or susceptibility to weather. The closed-cell structure ensures the product remains entirely waterproof, preventing any moisture absorption that typically causes cracking, warping, or rot in outdoor environments.
Visually, the P9003A features a sophisticated recessed central panel framed by a sharp, raised border. This geometric layout creates a subtle play of light and shadow, highlighting the clean craftsmanship of the molding. Free from overly busy baroque carvings, its architectural simplicity makes it highly versatile, allowing it to blend seamlessly into contemporary European residential designs as well as historic restoration projects.
This decorative piece is highly adaptable in its applications. It is frequently positioned as a central keystone at the apex of window arches or door pediments. Additionally, it serves beautifully as a decorative corbel or bracket under roof eaves, balconies, interior shelving, or fireplace mantels. Whether utilized in upscale private villas or boutique commercial properties, it adds a refined touch to plain surfaces.
For installation, ensure the mounting surface is dry, clean, and level. The block must be secured using a premium poliüretan (PU) montaj yapıştırıcısı and mechanically reinforced with screws for safety. The factory-applied primer prepares the surface for painting; however, applying an additional primer compatible with your chosen paint brand is optional and recommended for paint manufacturer warranties. For all exterior installations, finishing with a high-quality UV-resistant paint is required to ensure long-lasting color stability.
- This versatile decorative block is primarily used as a keystone or structural-style bracket on building exteriors and high-end interiors
- On facades, it is ideal for placement at the top center of window frames or door lintels, creating a classic archway effect
- It also serves as an ornamental support under roof overhangs, cornices, or balconies
- Indoors, it can be mounted under decorative shelving, fireplace surrounds, or used as a corbel in hallways and arched entryways
- When painted to match or contrast with the surrounding wall, it provides a striking architectural focal point in living rooms, luxury hotel lobbies, and boutique storefronts
- Ensure the target surface is clean, dry, and free of dust
- Apply a generous amount of poliüretan (PU) montaj yapıştırıcısı to the back bonding surfaces of the bracket
- Press the element firmly onto the wall
- For safety and stability, particularly on external facades, mechanical fastening with screws is mandatory
- Once the adhesive cures, countersunk screw holes and joints should be filled with an exterior-grade acrylic filler and sanded smooth using 180-220 grit sandpaper
- Apply an optional paint-specific primer if required by your paint brand's warranty, and finish with two coats of high-quality paint (UV-resistant paint is required for outdoor applications)
- This polyurethane element requires very low maintenance
- For interior installations, occasionally wipe with a damp cloth to remove dust
- For exterior facades, the bracket can be washed with low-pressure water during general building cleaning
- Avoid using abrasive scrubbing pads or harsh chemical solvents that could damage the paint finish
- Periodic inspection of the paint coat on exterior installations is recommended to ensure continuous UV protection
Polyurethane curved arches designed to match the P9003A decorative trim
Create a cohesive architectural look by pairing these curved arch profiles with the P9003A decorative molding. Ideal for elegant interior and exterior framing projects.




















Polyurethane curved arches designed to match the P9003A decorative molding trim
Enhance your architectural designs with these matching curved arches, perfectly coordinated with the P9003A decorative molding. These durable polyurethane elements ensure a seamless, cohesive look for premium interior and exterior projects.














Frequently Used Together
Similar Products(Söveler)
The P9003A is a high-density architectural element designed to bring structured depth and clean geometric lines to both interior and exterior walls. Functioning as a decorative keystone or a modern support bracket, this component elevates standard window and door surrounds, giving facades a distinct, custom-built appearance. Its clean trapezoidal form acts as an elegant visual anchor, bridging the gap between minimalist modern aesthetics and classical structural detailing.
Measuring 170 mm wide, 250 mm deep, and 321 mm high, this mid-sized ornament is engineered from high-density rigid polyurethane. With a density of 150-200 kg/m³, it offers the structural hardness of traditional timber without the associated weight or susceptibility to weather. The closed-cell structure ensures the product remains entirely waterproof, preventing any moisture absorption that typically causes cracking, warping, or rot in outdoor environments.
Visually, the P9003A features a sophisticated recessed central panel framed by a sharp, raised border. This geometric layout creates a subtle play of light and shadow, highlighting the clean craftsmanship of the molding. Free from overly busy baroque carvings, its architectural simplicity makes it highly versatile, allowing it to blend seamlessly into contemporary European residential designs as well as historic restoration projects.
This decorative piece is highly adaptable in its applications. It is frequently positioned as a central keystone at the apex of window arches or door pediments. Additionally, it serves beautifully as a decorative corbel or bracket under roof eaves, balconies, interior shelving, or fireplace mantels. Whether utilized in upscale private villas or boutique commercial properties, it adds a refined touch to plain surfaces.
For installation, ensure the mounting surface is dry, clean, and level. The block must be secured using a premium poliüretan (PU) montaj yapıştırıcısı and mechanically reinforced with screws for safety. The factory-applied primer prepares the surface for painting; however, applying an additional primer compatible with your chosen paint brand is optional and recommended for paint manufacturer warranties. For all exterior installations, finishing with a high-quality UV-resistant paint is required to ensure long-lasting color stability.
- This versatile decorative block is primarily used as a keystone or structural-style bracket on building exteriors and high-end interiors
- On facades, it is ideal for placement at the top center of window frames or door lintels, creating a classic archway effect
- It also serves as an ornamental support under roof overhangs, cornices, or balconies
- Indoors, it can be mounted under decorative shelving, fireplace surrounds, or used as a corbel in hallways and arched entryways
- When painted to match or contrast with the surrounding wall, it provides a striking architectural focal point in living rooms, luxury hotel lobbies, and boutique storefronts
- Ensure the target surface is clean, dry, and free of dust
- Apply a generous amount of poliüretan (PU) montaj yapıştırıcısı to the back bonding surfaces of the bracket
- Press the element firmly onto the wall
- For safety and stability, particularly on external facades, mechanical fastening with screws is mandatory
- Once the adhesive cures, countersunk screw holes and joints should be filled with an exterior-grade acrylic filler and sanded smooth using 180-220 grit sandpaper
- Apply an optional paint-specific primer if required by your paint brand's warranty, and finish with two coats of high-quality paint (UV-resistant paint is required for outdoor applications)
- This polyurethane element requires very low maintenance
- For interior installations, occasionally wipe with a damp cloth to remove dust
- For exterior facades, the bracket can be washed with low-pressure water during general building cleaning
- Avoid using abrasive scrubbing pads or harsh chemical solvents that could damage the paint finish
- Periodic inspection of the paint coat on exterior installations is recommended to ensure continuous UV protection







