The Glass Underground
Glass fusing, fused glass supplies, glass workshops, classes, kilns, glass tools, glass grinding/cutting equipment, studio rental, kilnformed glass, glass art studio, New Jersey, Water Jet, COE 90, glass, bullseye glass, enamel, frit, stringers, sheet glass, Dichro, slumping molds, rods, billet, online store
The Glass Underground
All products
All
Workshops
Olympic Kilns
3mm Opaque Sheet Glass 90 COE
Confetti 90 COE
Billet 90 COE
Stringers 90 COE
Studio Supplies
Covington Machinery
Visiting Artist Workshops
Intensives
Display Stands
Clearance
Findings
Bullseye Tools & Supplies
Enamels
Holiday Collection
Pre-Cut Glass Circles 3mm 90 COE
Limited and Rare 3mm 90 COE
Bullseye Glass Rods 90 COE
Dichroic Glass
Cold Working Supplies
Opaque Small Circles
Transparent Small Circles
Irid Small Circles
Streaky Small Circles
Water Jet Cut Shapes
Frit Blends & Mixes
Tekta 90 COE
Opal Samples 3mm
Transparent Samples 3mm
Irid Samples 3mm
Streaky Samples
Collage Samples
Opal Samples 2mm
Transparent Samples 2mm
Irid Samples 2mm
Full Sample Sets 90 COE
Covington Accessories
Scrap Glass 90 COE
3mm Transparent Sheet Glass 90 COE
Molds
Ribbons 90 COE
Frit 90 COE
Collage Sheet Glass 3mm 90 COE
2mm Opaque Sheet Glass 90 COE
2mm Transparent Sheet Glass 90 COE
3mm Iridized Sheet Glass 90 COE
2mm Iridized Sheet Glass 90 COE
Streaky Sheet Glass 3mm 90 COE
NEW

Tapestry: Through the Looking Glass with Richard Parrish
USD 650.0

Controlling Flow Using Complex Elements
USD 25.0

Fuse On The Edge! Using Rolled Edges
USD 450.0
Working in High Relief with Georgia Redpath
USD 650.0

Advanced Transparent Pattern Making with Ian Chadwick
USD 25.0

Advanced Pattern Making with Ian Chadwick
USD 650.0

You'll Love Glass! An Introductory Glass Fusing Workshop (In
USD 287.5

Hot Rods: Unique Applications for Kilnforming Rod
USD 550.0

Intermediate Fusing Intensive 2027
USD 575.0

Unique Pattern Bars: Using New Techniques
USD 600.0

Shoes as Storytellers with Dori Settles
USD 600.0

Pate de Verre with Sayaka Suzuki
USD 25.0

Working in Shallow Space: Bas Relief in Kiln-Glass with Rich
USD 600.0

Vitrigraph Bonanza with Dale Keating Session II
USD 25.0

Vitrigraph Bonanza with Dale Keating Session III
USD 25.0

Optical Glass: Cold Working and Lamination with Visiting Art
USD 25.0

Transparencies Unleashed: The Art of Layering 2026
USD 587.5
Working in High Relief with Georgia Redpath Session II
USD 650.0

Opaline Lamp - Craig Mitchell Smith
USD 25.0

The Fish- Craig Mitchell Smith 2026
USD 25.0

The Best of the Best!
USD 25.0

Abstract Construction Using Frit, Glass, Paint and Kiln with
USD 25.0

Glass Pâte de Verre with Alicia Lomné: Session 1
USD 25.0

Glass Pâte de Verre with Alicia Lomné: Session 2
USD 25.0