Thickness

4mm / 6.5mm / 9mm / 12mm / 15mm / 18mm 21mm / 24mm / 27mm / 30mm / 35mm

Core Options

Beech 100% (Face: Beech / Core: Beech)

Deciduous (Face: Beech / Core: Birch, Alder, Beech)

Combi (Face: Beech / Core: Birch, Alder, Pine, Beech)

Weight

750kg per M3*

*approximate and subject to natural variation

Formaldehyde

In accordance with the standard EN 13986

the formaldehyde emission meets the

Class E1 requirements

(test method EN 717 Part 2)

Weight

750kg per M3*

*approximate and subject to natural variation

Panel Size

2440 x 1220 (8ft x 4ft)

2130 x 1220 (7ft x 4ft)

2500 x 1250

Bonding

EN314-2 class 3 - exterior conditions

previously WBP (Weather and Boil Proof)

dark brown glue

Construction

Internal veneers: 1.4mm

External veneers: sanded to 1mm (approx)

I Grade

• equivalent to B grade
• the highest quality plywood
• maximum 3 repair patches (plugs) per M2
  
• filled unsound knots up to 6mm (2 per M2)
• filled splits up to 1/10th panel length, 3mm wide, (3 per M2)
  
• slight discolouration permitted
• pin knots permitted, up to 15mm (not more than 30mm cumulative diameter per M2)

III Grade

• equivalent to CP grade
• repair patches (unlimited)
• filled unsound knots & holes up to 40mm
• filled splits up to 1/3 panel length, 20mm wide, (3 per M2)
• slight discolouration permitted
• knots permitted, up to 50mm
• glue penetration up to 5% of panel surface
• sanding through up to 1% of panel surface
• defects at the edges up to 5mm
  

II Grade

• equivalent to BB grade
• high-quality plywood
• maximum 6 repair patches (plugs) per M2
• filled unsound knots & holes up to 10mm (3 per M2)
• filled splits up to 1/5th panel length, 5mm wide, (3 per M2)
• slight discolouration permitted
• knots permitted, up to 35mm

IV Grade

• equivalent to C grade
• the lowest grade plywood
• not sanded
• open defects of wood structure allowed
• processing defects allowed
• for construction purposes when face grade is not important i.e. packaging