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KVH C24

KVH C24 (Konstruktionsvollholz) is finger-jointed solid timber, kiln-dried to below 18% moisture content, planed on all four sides and calibrated to the millimetre. The essential European standard for timber-frame construction and modern roof carpentry.

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KVH C24

KVH C24 spruce — finger-jointed solid timber for timber frame and roof structures

KVH C24 (Konstruktionsvollholz) is a finger-jointed solid timber, technically kiln-dried to below 18 % moisture content, planed on all four faces and calibrated to the millimetre. The benchmark European standard for timber frame construction and modern roof structures.

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63 sections available, from wall framing to floor joists

  • Framing sections (6×10, 6×12, 6×14, 6×16, 6×18 cm) — vertical studs, bottom and top plates, noggings, load-bearing partitions.
  • Joisting sections (8×16, 12×16 cm) — floor joists, rafters, suspended ceilings, mezzanines.

NSI or Si, what it changes

KVH NSI (Non-Sichtqualität): standard industrial quality, ideal for concealed framing — the bulk of our range.

KVH Si (Sichtqualität): visual grade selected for appearance — exposed mezzanines, framing left visible in a loft, interior structures on show.

Advantages over traditional structural timber

KVH C24 delivers unrivalled dimensional stability: no splitting after installation, minimal shrinkage, millimetre-accurate jointing — a major time saver on site.

CE marking is mandatory on every piece, strength class C24 to EN 14081, compliant with Eurocode 5 for structural calculation.

Related categories BSH glulam GL24 →Structural timber (overview) →Beams and joists →

Help & advice

Frequently asked questions

Everything you need to know before ordering. Another question? Contact us.

Three reasons: technical drying (moisture content ≤ 18 %, no shrinkage), precise sizing (time saved on assembly) and CE marking with a certified C24 class — essential in regulated construction.
Standard 6×14 or 6×16 cm depending on the insulation thickness. The 6×14 takes 140 mm of insulation, the 6×16 goes up to 160 mm — choose according to your target R-value with bio-based insulation.
Our Scandinavian spruce KVH comes mainly from PEFC-certified forests. Chain-of-custody certificate on request for commercial buildings or public contracts.
Up to 13 m as standard thanks to finger-jointing. Sections < 8×16 cm are supplied in 5 to 12 m. Beyond that: quotation on request.
Related categories BSH glulam GL24 →Structural timber (overview) →Beams and joists →
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