Hardwood Flooring
Solid Strip Flooring, Engineered Flooring and Parquetry
With over 108 years experience in timber flooring, JSC Timber is still one of New Zealand’s leading timber flooring manufacturers. JSC Timber has a wide range of Australian native hardwoods, North American and Pacific Island hardwood species available in a variety of timber flooring products. JSC Timber's range of solid strip flooring, parquetry, pre-finished hardwood engineered flooring, parquetry and decking is suitable for new homes, renovations and commercial projects.
Species
Scope
Residential and commercial applied and structural flooring.
Profiles
Standard profiles: Structural and overlay flooring J600-606 Profile Range.
Grades
NZS 3631: 1988
Durability
NZS 3602
Tests: Product moisture content
Test method for timber products: To AS/NZS 1080.1.
Test method for concrete substrate: To AS/NZS 2455 Appendix B.
Tolerances: Maximum deviation of the finished floor surface: Maximum 3mm under a 3M straight edge laid in
any direction.
Acclimatisation:
See Masterspec note on Moisture content on timber floors.
Moisture content:
General: Do not commence installation of flooring unless:
- Concrete substrate: The moisture content of the concrete has been tested to AS/NZS 2455.1 Appendix B and values obtained as follows:
- <5.5% when tested by the electrical resistance test
- <70% when tested by the hygrometer test
- Plywood underlays or timber flooring products: The moisture content has been tested to AS/NZS 1080.1 and values obtained as follows:
- Air-conditioned buildings: 8 to 10%
- Intermittently heated buildings: 10 to 12.5%
- Unheated buildings: 12 to 15%
Existing strip floor substrate
Preparation: Replace unsound boards and rough sand to achieve the required flatness.
Battens for strip flooring on concrete slabs
General: Fix seasoned battens to the concrete slab so that their top surfaces are aligned.
Batten spacing: 450 mm.
Framing fixed on resilient pads: Pad spacing: 400 mm centres.
Vapour barrier under battens: VBS Selleys VBS system epoxy coating system, 200 mm high-impact
resistant polyethylene. Lap 300 mm, seal the laps with pressure-sensitive tape and return up the
vertical surfaces and trim at the level of the flooring.
Strip flooring on steel joists
General: Screw fix seasoned battens to the steel joists so that their top surfaces are aligned.
Batten spacing: 450 mm.
Length spread:
900mm to 4800mm random, selected lengths available on request.
Fixing flooring details & Finishes:
Download JSC Hardwood Flooring Installation Instructions.
Specification
Masterspec section 6312JS: JSC Timber Solid Timber Floors
Type: Applied and Structural Flooring
Pre-Finished Engineered Timber Flooring