Hardener only #21 Cycloaliphatic, Non Blushing

Starting From $68.00

Same Day Shipping: Orders Placed Before 2pm PT M-F

Canadian Customers click here for shipping details.

AeroMarine Products #21 Hardener is a non-blushing, Cycloaliphatic Epoxy Resin Hardener designed to work with both AeroMarine Products #300 Epoxy Resin and AeroMarine Products #400 Epoxy Resin.  Both of these are intended to be mixed with the $21 Hardener at a ratio of 2 parts resin to 1 part hardener.  This hardener is sold here […]