wooden roof trusses for family houses (construction,physical properties, ventilation &...
DESCRIPTION
Claudio Pichler, technical expert, Egna, ItalyTRANSCRIPT
![Page 1: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/1.jpg)
Wooden roofs trusses for family houses(construction, physical properties, ventilation & insulation)
Claudio Pichler, Technical expert, Egna, Italy
![Page 2: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/2.jpg)
Egna, Italy Claudio Pichler, technical expert
![Page 3: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/3.jpg)
Egna, Italy Claudio Pichler, technical expert
![Page 4: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/4.jpg)
Egna, Italy Claudio Pichler, technical expert
LA FISICA TECNICA DEL TETTO: OBIETTIVI
• IL RISPARMIO ENERGETICO(Consumo di MAX 7 l gasolio m²/anno)
• LA RIDUZIONE DELL’INQUINAMENTO(Abbassamento delle polveri sottili)
• IL COMFORT ABITATIVO INTERNO(Fresco d’estate – Caldo d’inverno)
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Egna, Italy Claudio Pichler, technical expert
LA VENTILAZIONE DEL TETTO
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Egna, Italy Claudio Pichler, technical expert
PERCHÉ VENTILARE IL TETTO?
• Per abbassare le alte temperature estive tra la copertura ed il coibente
• Per eliminare l’umidità proveniente dal pacchetto isolante o dalla copertura
• Per fare defluire in gronda eventuali infiltrazioni d’acqua dalla copertura
• Per far si che la copertura in tegole o coppi in cotto duri il più a lungo possibile
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Egna, Italy Claudio Pichler, technical expert
COME VENTILARE IL TETTO?(Secondo la normativa DIN 4108-3 tetto coibentato)
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Egna, Italy Claudio Pichler, technical expert
Entrata d’aria in gronda•Pettine antiuccelli
•Rete antiuccelli
Fuoriuscita d’aria sulle linee di colmo e displuvio•Elemento sottocolmo
•Portalistello
•Ganci Fermacolmo
ACCESSORI PER LA VENTILAZIONE
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Egna, Italy Claudio Pichler, technical expert
LISTELLATURA VERTICALE PER LA VENTILAZIONE DEL TETTO
USB TIP / USB TIP KONTguarnizione punto chiodo
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Egna, Italy Claudio Pichler, technical expert
• Prodotti naturali - Per esempio: FIBRA DI LEGNO
COIBENTAZIONE ADEGUATA (ISOLANTE TERMICO)
• Prodotti sintetici - Per esempio: POLISTIRENE (XPS o EPS)
• Prodotti minerali - Per esempio: LANA DI ROCCIA O DI VETRO
• Posare il pacchetto in più strati per evitare ponti termici
• Valutare in base alla zona climatica il tipo di coibente e lo spessore adeguati
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Egna, Italy Claudio Pichler, technical expert
SCHERMI E MEMBRANE TRASPIRANTI
La protezione ideale per il pacchetto coibente tramite:
• Impermeabilità all’acqua
• Controllo del passaggio del vapore
• Tenuta all’aria
• Tenuta al vento
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Egna, Italy Claudio Pichler, technical expert
SCHERMI E MEMBRANE TRASPIRANTI• Sono composti da un
film traspirante in polipropilene o polietilene racchiuso tra due strati di TNT in polipropilene (2 o 3 strati).
• L’accoppiatura avviene a mezzo termobonding (saldatura a caldo)
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Egna, Italy Claudio Pichler, technical expert
VAPORE
Film microporoso UV10 impermeabile ad alta traspirazione in PP
Tessuto protettivo in PP
Tessuto protettivo stabilizzato UV in PP
USB CLASSICMembrana traspirante
sd < 0,02 m DVA:1000 g/mq/24h
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Egna, Italy Claudio Pichler, technical expert
VAPORE
Film microporoso impermeabile a bassa traspirazione in PE
Tessuto protettivo in PP
Tessuto protettivo stabilizzato UV in PP
USB MICROSchermo freno al vapore
sd < 2 m DVA:15 g/mq/24h
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Egna, Italy Claudio Pichler, technical expert
Sd Classificazione Telo Riwega corrispondente
< 0,3 metri Membrana traspirante
USB Classic – Light - Elefant – Flammax – Wall – Vita (sd 0,02 m)USB Reflex Plus (sd 0,07 m)USB Windtop UV (sd 0,19 m)
>2 metri< 20 metri
Schermo freno al vapore
USB Micro – Light - Strong (sd 2 m)USB Micro 100/20 (sd 18 m)USB Micro 230/20 (sd 20 m)
>100 metri Schermo barriera al vapore
DS 65 PE (sd 150 m)DS 188 ALU (sd 188 m)
Classificazione di Schermi e Membrane Traspiranti
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Egna, Italy Claudio Pichler, technical expert
LO SCHERMO FRENO AL VAPOREDove si utilizza:
Sul tetto:
Posato sul perlinato, sul cartongesso o sulla falda in laterocemento, sotto il pacchetto coibente
- Controlla il passaggio di vapore acqueo- Impermeabilizza il tetto e/o le pareti all’aria (sigillando i sormonti e le interruzioni)
- Impermeabilizza il tetto all’acqua
Nella parete in legno:
Posato all’interno della parete
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Egna, Italy Claudio Pichler, technical expert
LA MEMBRANA TRASPIRANTEDove si utilizza:
Sul tetto:
Posato direttamente sopra il pacchetto coibente
- Consente il libero passaggio di vapore acqueo mantenendo il coibente asciutto- Impermeabilizza il tetto e/o le pareti al vento (sigillando i sormonti e le interruzioni)
- Impermeabilizza il tetto e/o la parete all’acqua
Nella parete ventilata:
Posato direttamente sull’isolante a cappotto esterno
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Fasi di costruzione di un tetto ad alta traspirazione1. Travi e tavolato
2. USB Micro – Schermo freno al vapore
3. USB Tape 1 PAP – Nastro adesivo
4. Coibente naturale ad alta traspirazione 8. Copertura
7. Controlistelli di ventilazione e listelli
6. USB Tape 1 PE – Nastro adesivo
5. USB Classic – Membrana traspirante
Egna, Italy Claudio Pichler, technical expert
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Egna, Italy Claudio Pichler, technical expert
L‘impermeabilità
• all‘acqua
• all‘aria
• al vento
• ai rumori
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Egna, Italy Claudio Pichler, technical expert
Problematiche dovute al passaggio di aria dalle interruzioni del pacchetto coibente
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Egna, Italy Claudio Pichler, technical expert
Problematiche dovute al passaggio di aria dalle interruzioni del pacchetto coibente
![Page 22: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/22.jpg)
Egna, Italy Claudio Pichler, technical expert
Problematiche dovute al passaggio di aria dalle interruzioni della struttura
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Egna, Italy Claudio Pichler, technical expert
Problematiche dovute al passaggio di aria dalle interruzioni della struttura
![Page 24: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/24.jpg)
Egna, Italy Claudio Pichler, technical expert
Problematiche dovute alla mancata impermeabilizzazione inferiore della casa in legno
![Page 25: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/25.jpg)
Egna, Italy Claudio Pichler, technical expert
Problematiche dovute alla mancata impermeabilizzazione inferiore della casa in legno
![Page 26: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/26.jpg)
Egna, Italy Claudio Pichler, technical expert
Problematiche dovute alla mancata impermeabilizzazione inferiore della casa in legno
![Page 27: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/27.jpg)
Egna, Italy Claudio Pichler, technical expert
Problematiche dovute alla mancata impermeabilizzazione inferiore della casa in legno
![Page 28: Wooden roof trusses for family houses (construction,physical properties, ventilation & insulation)](https://reader033.vdocument.in/reader033/viewer/2022042604/568c49991a28ab491694c9b0/html5/thumbnails/28.jpg)
Egna, Italy Claudio Pichler, technical expert
Problematiche dovute al passaggio di aria dai serramenti
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Egna, Italy Claudio Pichler, technical expert
Problematiche dovute al passaggio di aria dai serramenti
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Egna, Italy Claudio Pichler, technical expert
Passaggi d’aria verificati tramite termocamera a raggi infrarossi
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Egna, Italy Claudio Pichler, technical expert
Passaggi d’aria verificati tramite termocamera a raggi infrarossi
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Egna, Italy Claudio Pichler, technical expert
Passaggi d’aria verificati tramite termocamera a raggi infrarossi
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Egna, Italy Claudio Pichler, technical expert
Passaggi d’aria verificati tramite termocamera a raggi infrarossi
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Egna, Italy Claudio Pichler, technical expert
Passaggi d’aria verificati tramite termocamera a raggi infrarossi
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Egna, Italy Claudio Pichler, technical expert
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Egna, Italy Claudio Pichler, technical expert
Passaggi d’aria verificati tramite termocamera a raggi infrarossi
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Egna, Italy Claudio Pichler, technical expert
Passaggi d’aria verificati tramite termocamera a raggi infrarossi
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Egna, Italy Claudio Pichler, technical expert
Passaggi d’aria verificati tramite termocamera a raggi infrarossi
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniUSB TAPE 1 PE
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniUSB TAPE 1 PAP
USB TAPE 1 PAP XUSB TAPE 1 PAP X3
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniUSB TAPE 2 BU
USB SIL BUTYL
USB TAPE 2 BU/CO
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniUSB COLL 50/80/150
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniUSB COLL 150X
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniAIR STOP
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniGUARNIZIONI GAE
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniGUARNIZIONI GAE
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniGUARNIZIONI GAE
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniGUARNIZIONI GAE
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniGUARNIZIONI GAE
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniUSB FOAM
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniFDB TAPES
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniAIR COLL 150X
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Egna, Italy Claudio Pichler, technical expert
Come impermeabilizzare le interruzioniUSB COLL BIT
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Egna, Italy Claudio Pichler, technical expert
Grazie dell’attenzione.Grazie dell’attenzione.
Buona continuazione Buona continuazione
dei lavori.dei lavori.