structure with countless collar beams, support frameworks, ridge gusset plates and struts? Nice to know! Proper airtightness and vapour sealing can be achieved only if a sealing level is already defined [...] individually. We therefore recommend building the canopy with eaves boards and soffits. Transition As we know, the main source of loss is the transition from solid to timber construction. Now we must ensure in [...] airtight layer can be connected to the solid components and also sealed there for the long term. Nice to know! For making the edge connections, various materials are offered on the market, which are, however

your Ampack retailer, Tel. +41 71 858 38 00 Download centre Download Product search Search Good to know! The Ampack-Guarantee Just relax! You are on the safe side with Ampack's 10- and 20-year warranty

Neutral insulating material for membrane products Technical Advice High availability of products Nice to know! The Ampack warranty Just relax! You are on the safe side with Ampack's 10- and 20-year warranty.

dreaded condensation damage. The airtight layer is always on the warm side of the construction. Nice to know! Neither of these two must be missing in a thermally insulated lightweight or wood construction. Whilst [...] maggots, spiders and mice as well as the spilling out of improperly fitted insulating sheets. Nice to know! A wind seal is mainly used in ventilated façades. In the case of roofs, the roof membrane should [...] cleanly and carefully, and only then can they function properly and provide optimum benefits. Nice to know! The wind seal and its function is often underestimated. Here, too, proper execution is extremely

Nice to know! Water vapour diffuses from the side with the higher absolute air humidity to the side with the lower absolute air humidity. Water vapour diffusion Water vapour condensation We know that water [...] resistance of the corresponding material is with respect to that of air of equal layer thickness. Nice to know! Air has a diffusion resistance factor of μ = 1 Mineral wool has a diffusion resistance factor of [...] difference is called Δ ϑ (pronounced as delta theta). First of all, it is of utmost importance to know that the maximum amount of water vapour that the air can absorb depends particularly on the air t

varying amounts in the air surrounding us, and in fact at any temperature, even far below 0 °C. Nice to know! We have to deal with water in all three of its states when it comes to managing buildings. The problem [...] the air temperature increases. Warm air can therefore hold more water vapour than cold air. Nice to know! The absolute air humidity is closely related to the relative air humidity and the air temperature [...] household. Thus a total of around 10 l water vapour per day is emitted in this household. Nice to know! In a 4 1 / 2 room house with 300 m 3 of space from which water vapour cannot escape, the ambient

transmission of impact sound 2 – 6 Secondary transmission: horizontal, vertical and/or diagonal Nice to know! In contrast to airborne sound, impact sound is created by mechanically stimulating the component [...] 84 Lining 87 Sliding floor 88 Floating floor covering 89 Slag 90 Formwork 91 Felt underlay Nice to know! Provide circumferential joints from 7 to 10 mm. Seal the joints with a suitable sealant. Ensure full

structure! There are some simple rules of thumb to get an insight into water vapour condensation. Nice to know! A consistent observance of these rules, as well as a proper execution of the work will ensure a [...] saunas, laundries, hotel kitchens, etc. Vapour seal with a high s d - value from 1'500 m Nice to know! When choosing the definitive vapour check or vapour seal we generally go for the one that has the

to be considered. The loss factor of the material or system is the most important aspect. Good to know! Vibration damping is needed for thin-walled constructions Damping material is normally applied in

can be solely and exclusively the phenomena of water vapour condensation and air humidity. Nice to know! Such damage can be primarily attributed to lack of planning and poor execution of work or management