TECNO-S 240 is Marvon’s a single-component acrylic sealant designed and developed to ensure the fire resistance up to El 240 of penetration and linear joint seals on wall and floor according to EN 1366-3 and EN1366-4.

Application field

TECNO-S 240 can be used on flexible wall (plasterboard), rigid wall (masonry, concrete and aerated concrete) and on rigid floor (concrete or aerated concrete).

It has a fire resistance up to El 240 classified according to EN 13501-2 for:

  • Combustible pipes (PVC-U, PVC-C, PE, LDPE, MDPE, HDPE, ABS, SAN+PVC, PP)
  • Combustible soundproof pipes (e.g. Valsir Triplus®, Valsir Silere®, Valsir PP3, Valsir Blackfire®)
  • Insulated and non-insulated multilayer pipes
  • Insulated and non-insulated incombustible pipes (copper or steel)aio)
  • Single or bundled electrical cables
  • Single or bundled electrical cables
  • Empty holes
  • Linear joint and gap seals

Technical data

Fire resistance

Up to El 240

Fire reaction

D-s1, d1


Single-component acrylic sealant


550 g/pcs

Expansion in fire

1:2 / 3

Application temperature

5 - 30°C



Airborne sound insulation

Rw (C; Ctr) = 62 (-1; 5) dB

Content, emission and/or release of dangerous substances

IA1, S/W3


18 months (in normal conditions)

Working life

30 years


Z2: use for internal conditions (relative humidity between 50% - 85% and
temperature not below 0°C)

AVCP system


Standard rules and certifications

  • Test Standard: EN 1366-3 – EN 1366-4
  • Fire Classification Standard: EN 13501-2
  • European Assessment Document: EAD 350454-00-1104 – ETAG 026-3
  • European Technical Assessment: ETA 16/0993 – ETA 16/0994