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EVDF 3C

  • Supracoat 3C double thread self-drilling screw, Ø4. 8, pointed tip, Ø12 flat head, Philips pattern, for wood or steel substrate.
See the 2 generic codes
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Applications

  • Fastening of the waterproofing complex on waterproofing support solid steel roofing or wood.

Advantages

  • The combination of EVDF and a double-thread distribution plate ensures the thread is solid, limits the risks of perforating the waterproof coating and prevents the fastener from becoming unscrewed.

Technical characteristics

Type of the screw tip Tapered tip
Type of thread Double hi-thread
Pre-drilling Without pre-drilling
Anchoring depth 17 mm
Product material Supracoat 3C
Drilling capacity maxi 0.8
Head shape Flat head
Pattern Philips Phillips 2
Laquering Natural head
Solid in step True
Type of installation of waterproofing Manual installation
Resistance to corrosion 30 Kesternich cycles
Installation mode Inslallation with cruciform screwdriving
Supporting material Wood
Full Steel sheet support
Diameter of the head 12 mm
Diameter on thread 4,8 mm
Thread pitch 1,59 mm
Head height 2,5 mm
5 features on 18
2 generic codes
Filter:
CP maxi
L
CS mini
CS Maxi
Generic code CP maxi 
Drilling capacity maxi
L  (mm)  
Length
CS mini  (mm)  
Minimum clamping capacity
 CS Maxi  (mm)  
Maximum clamping capacity
309694EVDF 0.8 TP12/Ph2 3C 4.8x65 0.8 65 20 45
See detail
309704EVDF 0.8 TP12/Ph2 3C 4.8x75 0.8 75 30 55
See detail
 generic codes on 

Regulations and approvals

  • In accordance with the ETE 08 0239 Couplings WATERPROOFING FASTENERS
  • In accordance with DTU 43. 4: Roofs made of wooden and derivative load-bearing elements with waterproofing coating.
  • In accordance with DTU 43. 3: Roofing work with ribbed steel sheets with waterproof coatings.
  • Evaluation of unscrewing resistance according to the standard NF P 30-317.
  • Conventional test method for step strengh characteristic for fasteners according to the standard NF P 30-317.

Documentations to download

Find our technical sheets and declarations of performance in the generic code product page.

Reference sites

Cartier Paris store

The Etanco group's solution was to supply a whole set of mechanically welded stainless steel parts with articulated arms thus enabling the stone to tilt into a lintel. Our BARACO range of anchors as well as our ISOLCO range of brackets have been chosen and supplied for their high resistance to corrosion, which is essential in a large city subject to pollution.

Find out more on the ETANCO Group website

Associated products

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