from USA
to Costa Rica
in 9-15 days
At your doorstep by Jun 22  to Jun 28 with standard delivery


  • One-Part Fast Cure Urethane with Low Solvent Formula Compatible with Super Spacer®.
  • Easy, Inexpensive Way to Make Low Production, High Quality Insulating Glass Units.
  • Imported from USA.
C.R. LAURENCE 877 CRL Black Silicone Foam and Metal Spacer Insulating Glass Sealant. Cat. No. 877 Super Spacerr Sealant is a single component urethane for the fabrication of quality single seal insulating glass units. Simply attach a SGT Polyethylene Sealant Guide to match your Super Spacerr width and backfill to the edge of the glass. Cat. No. 877 is a special low-solvent formulation that is made to be compatible with Super Spacer"s adsorbent, and does not require a polyisobutylene primary seal. Cat. No. 877 may also be used with adsorbent filled aluminum spacers.. Part Numbers Variations: 877

CRL Super Spacer Sealant


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