





Polyurethane Decorative Curved Arch with Baroque Shell Ornament
Technical Specifications
| Material | Polyurethane |
|---|---|
| Surface | Smooth, flat curved form |
| Color | White |
| Density | 150-220 kg/m³ |
| Water Absorption | below 1% |
| Service Temperature | -100 °C / +80 °C |
| Fire Class | B2 (flame retardant) |
| Paintable | Yes |
| Usage | Indoor + Outdoor |
| Water Resistant | Yes |
| Diameter | Ø 115 cm |
| Dimensions | 267 × 1150 × 782 mm |
| Weight | 5.04 kg |
| Sales Unit | piece |
Details
P1456D75VIA curved arch pediment for 75 cm door and window frames
Combine this curved arch header with the matching P1456 straight casing profile for a seamless, elegant frame. Designed for perfect alignment and easy installation.
Alternative curved arch profiles compatible with the P1456D75VIA model
These curved arch moldings share the exact same dimensions as P1456D75VIA but offer alternative design styles. Perfect for creating custom decorative archways with a seamless fit.








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The P1456D75VIA is a premium architectural arch element designed to elevate portals, doorways, and transitions in high-end design projects. Combining a smooth, clean semicircular profile with an ornate central shell keystone, this structural-look accent brings classical European proportions to modern and historical spaces alike. It serves as a striking focal point that adds depth and structural definition to any entryway.
Crafted from high-density rigid polyurethane with a density of 150-220 kg/m³ (production target ~160 kg/m³), this arch offers the authentic feel and solid acoustic feedback of natural wood without the heavy weight or susceptibility to weather damage. Measuring 267 mm in depth, 1150 mm in horizontal span, and 782 mm in vertical rise, it delivers an impressive structural presence. Its closed-cell structure keeps water absorption under 1%, preventing warping, rotting, or cracking in temperatures ranging from -100 °C / +80 °C.
The visual highlight of this piece is its highly detailed baroque scallop shell motif at the center. The ornament features symmetrical acanthus leaf flourishes and a delicate beaded border surrounding a smooth central medallion. The product arrives pre-finished with a high-quality factory primer, providing a smooth surface ready for water-based or synthetic topcoats to match your specific palette.
This decorative arch is highly versatile and suitable for both interior and exterior applications. Indoors, it is ideal for framing grand hallway passages, library entrances, or formal dining room openings. On exterior facades, it serves as a majestic pediment over entrance doors or arched windows in classical villas, boutique hotels, and heritage restoration projects.
Installation is significantly faster and safer than traditional plaster or concrete alternatives. The arch is mounted securely using polyurethane (PU) mounting adhesive and mechanically reinforced with screws. After mounting, joints and screw holes are filled with acrylic compound, sanded smooth with 180-220 grit sandpaper, and painted. For outdoor installations, a UV-resistant paint is required to ensure long-term color stability.
- This ornamental curved arch is specifically designed to frame passageways, windows, and doors, adding a grand classical touch to both interior and exterior architectural layouts
- Inside residential or commercial properties, it can be installed above interior door frames or open transitions between rooms, such as connecting a living room to a dining hall or a reception area to a main lobby
- For exterior applications, it serves as a decorative lintel or pediment over arched windows and grand entrance doors on villas, hotels, or historical restorations
- To create a complete classical portal, it can be seamlessly combined with matching side pilasters, columns, or decorative wall panels
- Ensure the mounting surface is clean, dry, and free of dust
- Apply polyurethane (PU) mounting adhesive generously along the rear contact surfaces of the arch
- Position the arch in place and secure it mechanically using screws into the wall framing or masonry to ensure structural safety
- Fill all screw heads and joint lines with a premium quality exterior-grade acrylic filler
- Once the filler is fully cured, sand the joints smooth using 180-220 grit sandpaper
- Apply an optional additional primer if recommended by your paint manufacturer, then finish with two coats of high-quality water-based or synthetic paint
- A UV-resistant paint is mandatory for all outdoor applications
- This low-maintenance polyurethane arch requires minimal upkeep
- For interior installations, occasional dusting or wiping with a damp cloth is sufficient
- For exterior applications, the surface can be washed with low-pressure water to remove dirt; avoid using high-pressure power washers at close range or harsh chemical solvents
- We recommend inspecting the paint finish on exterior installations annually to ensure the UV-protective coating remains intact and repainting when necessary
What are the dimensions of P1456D75VIA?
P1456D75VIA measures 267 × 1150 × 782 mm (width × length × height), diameter 1150 mm.
How is P1456D75VIA installed?
Ensure the mounting surface is clean, dry, and free of dust. Apply polyurethane (PU) mounting adhesive generously along the rear contact surfaces of the arch. Position the arch in place and secure it mechanically using screws into the wall framing or masonry to ensure structural safety. Fill all screw heads and joint lines with a premium quality exterior-grade acrylic filler. Once the filler is fully cured, sand the joints smooth using 180-220 grit sandpaper. Apply an optional additional primer if recommended by your paint manufacturer, then finish with two coats of high-quality water-based or synthetic paint. A UV-resistant paint is mandatory for all outdoor applications.
Can P1456D75VIA be painted?
Yes. The product comes with white 1K acrylic primer; this is a technical base and a topcoat is applied. Before painting, the surface is lightly matted with 180-220 grit.
Can P1456D75VIA be used outdoors?
Yes. The material absorbs below 1% water and is dimensionally stable between -100 °C / +80 °C; outdoors it must be sealed with an elastic, UV-resistant paint.
How is P1456D75VIA cleaned?
This low-maintenance polyurethane arch requires minimal upkeep. For interior installations, occasional dusting or wiping with a damp cloth is sufficient. For exterior applications, the surface can be washed with low-pressure water to remove dirt; avoid using high-pressure power washers at close range or harsh chemical solvents. We recommend inspecting the paint finish on exterior installations annually to ensure the UV-protective coating remains intact and repainting when necessary.
What does the price of P1456D75VIA include?
The list price is 173.18 EUR. The price covers the product only; shipping and installation are separate items and goods are ex-works. Quotations are free and valid for 7 days.
P1456D75VIA curved arch pediment for 75 cm door and window frames
Combine this curved arch header with the matching P1456 straight casing profile for a seamless, elegant frame. Designed for perfect alignment and easy installation.
Alternative curved arch profiles compatible with the P1456D75VIA model
These curved arch moldings share the exact same dimensions as P1456D75VIA but offer alternative design styles. Perfect for creating custom decorative archways with a seamless fit.








Frequently Used Together






























































Similar Products(Round Curved Arch)














































































































































The P1456D75VIA is a premium architectural arch element designed to elevate portals, doorways, and transitions in high-end design projects. Combining a smooth, clean semicircular profile with an ornate central shell keystone, this structural-look accent brings classical European proportions to modern and historical spaces alike. It serves as a striking focal point that adds depth and structural definition to any entryway.
Crafted from high-density rigid polyurethane with a density of 150-220 kg/m³ (production target ~160 kg/m³), this arch offers the authentic feel and solid acoustic feedback of natural wood without the heavy weight or susceptibility to weather damage. Measuring 267 mm in depth, 1150 mm in horizontal span, and 782 mm in vertical rise, it delivers an impressive structural presence. Its closed-cell structure keeps water absorption under 1%, preventing warping, rotting, or cracking in temperatures ranging from -100 °C / +80 °C.
The visual highlight of this piece is its highly detailed baroque scallop shell motif at the center. The ornament features symmetrical acanthus leaf flourishes and a delicate beaded border surrounding a smooth central medallion. The product arrives pre-finished with a high-quality factory primer, providing a smooth surface ready for water-based or synthetic topcoats to match your specific palette.
This decorative arch is highly versatile and suitable for both interior and exterior applications. Indoors, it is ideal for framing grand hallway passages, library entrances, or formal dining room openings. On exterior facades, it serves as a majestic pediment over entrance doors or arched windows in classical villas, boutique hotels, and heritage restoration projects.
Installation is significantly faster and safer than traditional plaster or concrete alternatives. The arch is mounted securely using polyurethane (PU) mounting adhesive and mechanically reinforced with screws. After mounting, joints and screw holes are filled with acrylic compound, sanded smooth with 180-220 grit sandpaper, and painted. For outdoor installations, a UV-resistant paint is required to ensure long-term color stability.
- This ornamental curved arch is specifically designed to frame passageways, windows, and doors, adding a grand classical touch to both interior and exterior architectural layouts
- Inside residential or commercial properties, it can be installed above interior door frames or open transitions between rooms, such as connecting a living room to a dining hall or a reception area to a main lobby
- For exterior applications, it serves as a decorative lintel or pediment over arched windows and grand entrance doors on villas, hotels, or historical restorations
- To create a complete classical portal, it can be seamlessly combined with matching side pilasters, columns, or decorative wall panels
- Ensure the mounting surface is clean, dry, and free of dust
- Apply polyurethane (PU) mounting adhesive generously along the rear contact surfaces of the arch
- Position the arch in place and secure it mechanically using screws into the wall framing or masonry to ensure structural safety
- Fill all screw heads and joint lines with a premium quality exterior-grade acrylic filler
- Once the filler is fully cured, sand the joints smooth using 180-220 grit sandpaper
- Apply an optional additional primer if recommended by your paint manufacturer, then finish with two coats of high-quality water-based or synthetic paint
- A UV-resistant paint is mandatory for all outdoor applications
- This low-maintenance polyurethane arch requires minimal upkeep
- For interior installations, occasional dusting or wiping with a damp cloth is sufficient
- For exterior applications, the surface can be washed with low-pressure water to remove dirt; avoid using high-pressure power washers at close range or harsh chemical solvents
- We recommend inspecting the paint finish on exterior installations annually to ensure the UV-protective coating remains intact and repainting when necessary
What are the dimensions of P1456D75VIA?
P1456D75VIA measures 267 × 1150 × 782 mm (width × length × height), diameter 1150 mm.
How is P1456D75VIA installed?
Ensure the mounting surface is clean, dry, and free of dust. Apply polyurethane (PU) mounting adhesive generously along the rear contact surfaces of the arch. Position the arch in place and secure it mechanically using screws into the wall framing or masonry to ensure structural safety. Fill all screw heads and joint lines with a premium quality exterior-grade acrylic filler. Once the filler is fully cured, sand the joints smooth using 180-220 grit sandpaper. Apply an optional additional primer if recommended by your paint manufacturer, then finish with two coats of high-quality water-based or synthetic paint. A UV-resistant paint is mandatory for all outdoor applications.
Can P1456D75VIA be painted?
Yes. The product comes with white 1K acrylic primer; this is a technical base and a topcoat is applied. Before painting, the surface is lightly matted with 180-220 grit.
Can P1456D75VIA be used outdoors?
Yes. The material absorbs below 1% water and is dimensionally stable between -100 °C / +80 °C; outdoors it must be sealed with an elastic, UV-resistant paint.
How is P1456D75VIA cleaned?
This low-maintenance polyurethane arch requires minimal upkeep. For interior installations, occasional dusting or wiping with a damp cloth is sufficient. For exterior applications, the surface can be washed with low-pressure water to remove dirt; avoid using high-pressure power washers at close range or harsh chemical solvents. We recommend inspecting the paint finish on exterior installations annually to ensure the UV-protective coating remains intact and repainting when necessary.
What does the price of P1456D75VIA include?
The list price is 173.18 EUR. The price covers the product only; shipping and installation are separate items and goods are ex-works. Quotations are free and valid for 7 days.

