Admil NZ suppliers of high quality Silicone Sealants & Adhesives for the automotive, marine, industrial, glazing and manufacturing and construction sectors.


100% Acetic Silicone Adhesive Sealant

Name: Prosil 20

Cartridges: Yes

Sausages: No

Cure: Acetic

Type: Silicone

Admil’s Prosil 20 silicone sealant is an acetic one-part moisture curing high performance industrial RTV silicone.  It is a high strength 100% silicone designed for general purpose glazing and sealing applications where long-term reliability is required.

It can also be used in the manufacturing of aquariums, and has superior chemical, and temperature performance compared to neutral silicones. It is unaffected by high and low temperatures and its superior physical properties are retained over many years exposure.

Prosil 20 has the following certifications:

  • BS 5889 building approved 
  • Food grade acceptable

Some applications for this product include:

  • automotive gaskets
  • industrial assembly
  • environmental and refrigerated rooms
  • sheet metal
  • skylights
  • ventilators
  • air-conditioning units
  • metal/plastic signs
  • weather proofing
  • aquariums


  • 3-6 minute skin time
  • Low Slump
  • Movement capability + 25%
  • High Temperature resistance up to 205oC
  • Suitable for food applications (Check FDA regs)

Materials **

  • Glass
  • Aluminum
  • Timber
  • Wood
  • Ceramics
  • Plastics
  • Most powder coated surfaces.

** Materials are an indication only and some surfaces may need additional preparation prior to application. Admil Prosil Primer 1 is recommended where future preparation is required.

  • Aluminium
  • Black
  • Light Grey