newsletter 01: oa.sys

Section Details

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Wall system

Wall construction from the inside outward:

• Fermacell [a wood fiber based sheathing product] 10mm or birch plywood 9mm
• Particle board V 100 15mm
• Construction 220mm in between
• Insulation 170mm and Heraklith 50mm [Heraklith = Wood-wool lightweight construction slabs made of the natural raw materials wood and magnesite or wood and cement, for use as universal construction and insulation material.]
• Fermacell 10mm
• Battens 50 mm (backing ventilation)
• Facade panel or cladding/siding.

u-value: 0.26 W/m²K
Rw: 47 dB

Roof system
	Roof system from top to bottom • Roof membrane 1.8mm • Tapered insulation EPS [expanded or extruded polystyrene] 40-100mm • Pavatherm [thermal insulating wall panels using wood fiber] 100 mm • Vapor barrier Vap 2000 • BSH cover [laminated wood] with 2 x K+N 160 mm u-value: 0.21 W/m²K Rw: > 47 dB

Ceiling system
	Variant 1 Ceiling system from top to bottom: • Laminated timber ceiling with 2 x K+N 160mm with different installation levels u-value: 0.68 W/m²K Rw: < 40 dB
	Variant 2 • Floor covering (parquet etc.) 10-15mm • 2 x particle board panels K+N V20 • Subsonic acoustic insulation [sound deadening panel] 30mm • BSH cover with 2 x K+N 160mm with installation levels

Floor system
	Variant 1 • Floor covering • Particle board V 100 22 mm • Construction between them isolation 170mm and Haraklith 50mm • DWD 16 mm u-value: 0.26 W/m²K Rw: 47 dB
	Variant 2 • Floor covering • 2 x shifting chip board K+N V20 • Subsonic acoustic insulation [sound deadening panel] • Chip board V 100 22 mm • Construction between them insulation 170 mm and Haraklith 50mm • DWD 16 mm u-value: 0.26 W/m²K Rw: 47dB

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