What is the lead sheet thickmess equivilant? How large of a sheet can you provide? Are other thicknesses available? Is this regular glass or safety glass? Is safety glass available?

The standard sizes listed on this page offer a lead equivalence of 2.0 mm. The measured thickness is 6-7 mm. The glass is standard glass, not safety glass. Custom thicknesses or various lead equivalencies may be available and the maximum sheet size varies based on these needs.