OSB BOARD 25mm 2500X1250

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Get AI analytics on product OSB board 25 mm 2500 x 1250:
45.90€ / pc.
Ex Tax: 37.02€ / pc.
14.69€ / m²
1 pc. = 3.125m²
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Product Code: 000-386902ASP
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Package dimensions250,00 x 125,00 x 2,50 cm
Net weight47,140 kg

OSB construction panel — 25 mm, 2500 × 1250 mm

Three‑layer OSB/3 panel with cross‑oriented veneers for indoor and outdoor construction. Provides dimensional stability, high mechanical strength and decorative use options. Check SityPro to buy and view price, features, application and benefits.

Key Benefits


    Environmentally friendly wood‑based panel for interior and exterior use
  • Exceptional dimensional stability and high stiffness from cross‑oriented layers
  • Excellent load‑bearing capacity with high bending, compression and tensile strength
  • Strong fastener holding, including near the panel edge
  • Low swelling value for stable performance
  • Usable in both diffusion‑open and diffusion‑closed construction systems
  • Surface partially resistant to wetting and suitable for moist conditions

Applications

Versatile panel for structural and decorative construction tasks.


    Timber‑frame wall and roof sheathing
  • Subflooring and floor underlayment
  • Roof decking and load‑bearing panels
  • Interior decorative cladding and finishes
  • Components in diffusion‑open or diffusion‑closed systems
  • Use in humid or moisture‑exposed environments

What to Consider When Choosing


    Confirm compliance with standards: EN 300 (type OSB 3), EN 13501‑1 and EN 13986 as stated
  1. Check formaldehyde class E1 (EN 120) for indoor air quality requirements
  2. Decide on diffusion‑open vs diffusion‑closed system suitability and expected moisture exposure
  3. Assess fastening and edge‑holding needs based on intended load and use
  4. Verify panel size and handling: thickness 25 mm, dimensions 2500 × 1250 mm and package weight 47.14 kg

Specifications


    Type: OSB/3 three‑layer panel with cross‑oriented layers
  • Thickness: 25 mm
  • Dimensions: 2500 × 1250 mm
  • Total weight: 47.14 kg
  • Package measurements: 250.00 × 125.00 × 2.50 cm
  • Standards: EN 300 (type OSB 3); EN 13501‑1: class D‑s1, d0; EN 13986:2004+A1:2015
  • Formaldehyde class: E1 (EN 120)
  • Suitable for indoor and outdoor use; surface partially resistant to wetting; suitable for moist conditions
  • Can be used in diffusion‑open and diffusion‑closed construction systems
  • Good thermal insulation and sound‑damping properties compared to similar materials

Why Buy from SityPro


    Clear product features and specifications listed on SityPro for informed choice
  • Transparent price information and simple online purchase to buy directly
  • Delivery available to Estonia and Finland
  • Product data includes packaging and weight for easier handling and planning
  • Customer support for application guidance and product selection

Description provided by sitypro.com

OSB BOARD 25mm 2500X1250
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Frequently asked questions about the OSB board 25 mm 2500 x 1250

What is OSB BOARD 25mm 2500X1250 and what is it used for?

OSB BOARD 25mm 2500X1250 is an OSB/3 grade board, 25 mm thick and sized 2500×1250 mm, made of three cross-oriented wood layers. It’s suitable for load-bearing structures, subfloors, wall sheathing and roofing applications requiring dimensional stability and high stiffness.

What standards and formaldehyde class does OSB BOARD 25mm 2500X1250 meet?

The board complies with EN 300 (type OSB 3) and EN 13986:2004+A1:2015, and has fire classification EN 13501-1: D‑s1, d0. Formaldehyde class is E1 (EN 120), suitable for indoor use.

Can this OSB board be used outdoors and how should it be protected?

OSB BOARD 25mm 2500X1250 is an eco-friendly wood-based board suitable for indoor use and covered outdoor areas. For exterior use, apply moisture-protective treatments or use under cladding/roofing to prevent prolonged direct exposure to rain.

What are the dimensions and thickness of this OSB board and how to calculate quantity for a floor?

OSB BOARD 25mm 2500X1250 measures 2500×1250 mm with a 25 mm thickness. Divide the room area by one board area (2.5×1.25 = 3.125 m²), round up and add allowance for cuts.

Is this OSB board suitable for load-bearing wall sheathing in a timber frame house?

Yes — OSB BOARD 25mm 2500X1250 is OSB/3 grade intended for structural applications. Its cross-oriented layers provide the stiffness and dimensional stability required for timber frame wall sheathing.

What is the surface finish of the board and can it be left exposed as decorative?

OSB BOARD 25mm 2500X1250 has a smooth, uniform wood-textured surface suitable for decorative indoor use. For improved appearance and protection, sanding and applying lacquer or paint is recommended.

What load can 25 mm OSB resist as a subfloor?

OSB BOARD 25mm 2500X1250 is OSB/3 grade, providing good stiffness and load-bearing capacity for subfloors under moderate static and dynamic loads. Exact allowable loads depend on joist spacing and fixing pattern, so follow your floor design specifications.

What fixing methods are recommended for this OSB board?

OSB BOARD 25mm 2500X1250 is typically fixed with wood screws or galvanised nails, with spacing depending on application (floor, wall, roof). Pre-drilling at joints and leaving small gaps for movement due to humidity/temperature is recommended.

How does OSB/3 differ from other OSB types and why does it matter?

OSB/3, as in OSB BOARD 25mm 2500X1250, is designed for higher moisture exposure and structural loads compared to OSB/1 and OSB/2. That makes it suitable for load-bearing applications and floors where greater strength and stability are required.

Can this board be used under finished floor coverings (laminate, parquet)?

Yes, OSB BOARD 25mm 2500X1250 can serve as a subfloor under laminate, parquet and other finishes if properly levelled and fixed. Ensure the surface is even and allow required expansion gaps and ventilation.

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