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S140 Swimming Pool Sealant

Product Code: OSS140WH

A silicone with unmatched properties, ideal for sealing submerged joints in swimming pools

Ottoseal S140 is a neutral-curing silicone sealant with prolonged mould protection, it is perfect for applying to underwater joints in swimming pools and also ceramics and natural stone. Because of its tough characteristics this sealant works extremely well on seals and joins in areas subjected to high stress of the silicone joints.

  • Ottoseal S140 is available in 2 colours from stock, Snow-white or Grey
  • Other colours are available to purchase by special order, please call to discuss
  • For the best results, we highly recommend the use of 'Ottoseal - Anti-Mildew Spray' and 'Ottoseal Primer 1218' with this sealant.
  • For more information regarding the products technical data, please see the media/downloads tab below


  • Neutral-curing silicone sealant
  • All colours contain the OTTO Fungitect Silver Technology, harmless-to-health and environmentally benign
  • Excellent weathering, ageing and UV resistance
  • High notch resistance
  • Guaranteed not to cause any migratory staining on natural stone
  • Perfect for underwater joints in swimming pools
  • Jointing in continuously wet conditions
  • Special sealant for seals and joints in areas with high stress of the silicone joints, e.g. damp locations, shower and bathing areas, in swimming pools, in stadiums, gymnasiums, hospitals, thermal baths, wellness areas, hotel bathrooms, etc.
  • For joints on ceramic tiles and natural stone
  • Extremely suitable for floor joints


Technical Data Sheet - 46.98 kb
Safety Data Sheet - 33.92 kb


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