Across International 537C 1/2" Fiberglass Rope for Insulating Boiling Flask Fiberglass Rope Length:10' Each barrel is hand ground

Each barrel is hand ground and polished to help prevent contaminants

Designed for today's "High Performance Gardening"

Great for whole house filtration

Rounding out this kit are our DE1000Lh Open Reflector and a European-made premium DE lamp with a rated PAR output of 2100 µmol

Across International 537C 1/2" Fiberglass Rope for Insulating Boiling Flask Fiberglass Rope Length:10' Each barrel is hand ground1 2" high temperature, ultra conformable fiberglass rope, theyre flexible and will conform to uneven surfaces. The looser construction also makes them more likely to absorb liquids. Push them into the groove thats commonly built into oven doors, furnaces, and tanks. These high quality fiberglass rope resist bleach, solvents, and most acids (do not use with hydrofluoric acid, hot phosphoric acid, and wet hydrogen chloride). CAUTION! Always use proper