WISA®-Spruce Plywood Range

WISA®‑Spruce Special is a strong, structural multipurpose plywood panel featuring a premium, defect‑free surface. Despite being lightweight, it offers high strength and rigidity, making it ideal for load‑bearing applications. Its smooth, refined finish also makes it suitable for interior‑focused uses such as shopfitting, joinery, furniture, and DIY projects where aesthetic quality is essential.

Key Features

• Superior Surface Quality
• Lightweight Yet Strong
• Multipurpose Application Range
• Biobond Technology
• Low‑Emission Certified
• Density – 460kg m3

Key Standards 

• CE Marked for Structural
• BS EN 314‑2 Class 3 Exterior Bonding
• BS EN 13986 — E1 Low Formaldehyde Emission Class
• BS EN 315 Thickness & Tolerance Compliance
• BS EN 636-2 according to EN 13986, 2004 + A1: 2015.2 Durability Class

WISA®‑Spruce WR is a lightweight, water‑repellent plywood panel designed for structural and load‑bearing applications. Manufactured from cross‑banded spruce veneers, it features a wood‑based water‑repellent coating that protects the panel from weather exposure while still allowing the wood to breathe and dry. This makes it an efficient, durable solution for construction environments where moisture resistance and reliability are essential.

Key Features

• Water‑Repellent Surface
• Breathable Protection
• Lightweight Yet Strong
• Exterior‑Grade Bonding
• Biobond Technology
• Density – 460kg m3

Key Standards

• CE Marked for Structural Use
• Exterior Bonding Class 3 (EN 314‑2)
• BS EN 13986 – E1 Low Formaldehyde Emission Class
• BS EN 315 – Thickness & Tolerance Compliance
• BS EN 636-2 according to EN 13986, 2004 + A1: 2015.2 Durability Class

WISA® SpruceFloor is an engineered plywood flooring panel designed specifically for modern construction needs. Featuring a tongued‑and‑grooved (T&G) profile on all four sides, it delivers excellent strength, stability, and lightweight performance — making it an ideal flooring solution for housebuilding, light industrial settings, and commercial environments. Unique to the UK market, its optimised panel size and easy‑fit profile improve installation efficiency and handling on‑site.

Key Features

• Engineered for Flooring
• T&G Profile on All Four Sides
• Lightweight yet Load‑Bearing
• Exterior‑Grade Bonding (Class 3)
• Density – 460kg m3

 Key Standards

• CE Marked
• BS EN 314‑2  Class 3 Exterior Bonding
• BS EN 13986 – E1 Low Formaldehyde Emission Class
• BS EN 335 Use Classes 1 & 2
• BS 5268‑2:2002 Structural Identification per BREEAM Compliance
• BS EN 636-2 according to EN 13986, 2004 + A1: 2015.2 Durability Class

WISA®‑Spruce FR is a fire‑retardant plywood panel engineered for structural and load‑bearing applications. Manufactured from cross‑banded spruce veneers, it undergoes a fire‑retardant treatment that significantly enhances fire resistance without compromising the panel’s strength, stability, or technical performance. Lightweight yet robust, it is suitable for a wide range of construction environments where elevated fire safety is essential.

 Key Features

• Advanced Fire‑Retardant Performance
• High Fire Classification
• Lightweight & Strong
• Biobond Technology
• Suitable for Structural & Load‑Bearing Uses
• Optional T&G Machining
• Density – 460kg m3

Key Standards 

• CE Marked
• BS EN 13986 — E1 Low Formaldehyde Emission Class
• BS EN 314‑2  Class 3 Exterior Bonding
• Fire Classification (BS EN 13501‑1+A1)
• B‑s1,d0 (roof/wall)
• Bfl‑s1 (flooring)
• BS EN 13501‑2 – K‑Class Fire Protection
• BS EN 315 Thickness & Tolerance Compliance
• BS EN 636-2 according to EN 13986, 2004 + A1: 2015.2 Durability Class

WISA®Form MDO is a lightweight spruce plywood panel engineered for concrete formwork applications where a smooth, consistent matt concrete finish is required. Manufactured entirely from crossbanded spruce veneers, it features a Medium Density Overlay (MDO) on the face to deliver uniform results while remaining easy to handle and costefficient to transport. Ideal for a wide range of concrete forming tasks, the panel combines durability, sustainability, and predictable performance onsite

Key Features 

• Matt Concrete Finish
• Lightweight & Easy to Handle
• CrossBanded Spruce Veneer Construction
• Durable Coating System
• Reusable (10–15 cycles)
• WeatherResistant Bonding

Key Standards

• BS EN 3142 – Class 3 (Exterior Bonding)
• BS EN 6362S
   

WISA® Spruce Plywood range is sourced from well-managed FSC^® chain of custody certified forest management units.

The company’s robust FSC^® Chain of Custody management system ensures that this certification is respected and adhered to throughout the supply chain. For further information, please refer to our Environment Page.