A S H H E A T T R E A T E D
Ash Heat treated – Finger–jointed panels
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ASH HEAT TREATED – Finger–jointed panels(A/A, A/B)
Ash Heat treated – Finger–jointed panels A/A
- staves with matching wood structure (the same grain pattern on the whole side of the panel)
- staves with matching color (no discoloration allowed)
- Only small, healthy knots permitted (up to 5 mm in diameter and only 1 knot/m2)
- No heartwood, cracks, rot, wormholes or other defects (whether caused naturally or due to the bad drying)
- No technical faults






Ash Heat treated – Finger–jointed panels A/B:
A-side:
- staves with matching wood structure (the same grain pattern on the whole side of the panel)
- staves with matching color (no discoloration allowed)
- Only small, healthy knots permitted (up to 5 mm in diameter and only 1 knot/m2)
- No heartwood, cracks, rot, wormholes or other defects (whether caused naturally or due to the bad drying)
- No technical faults
B-side:
- staves with matching wood structure (the same grain pattern on the whole side of the panel)
- Colour may be slightly uneven
- Only small, healthy knots permitted (up to 5 mm in diameter and only 1 knot/m2)
- heartwood traces, that are not going through to the opposite side of the panel, are allowed (heartwood allowed on 15-20% of the B-surface of the whole panel) – no heartwood on the panel edges
- No cracks, rot, wormholes or other defects (whether caused naturally or due to the bad drying)
- No technical faults