Is Pyrex Oven Safe. You can safely take the dish from one extreme temperature to another. Do not use on or under a flame or other direct heat source, including on a stove top, under a broiler, on a grill or in a toaster oven.

Pyrex glassware is conventional oven safe and microwave safe based on the pyrex website but you don't want to shock the glass by placing it in water after it's become heated either.

Many people are concerned about cooking with pyrex or anchor hocking glass bakeware because it may break. Pyrex is safe to use in the deep freeze, dishwasher and oven. Borosilicate tempered www.pyrex.eu borosilicatetempered from freezer to oven and from oven to table. Many people are concerned about cooking with pyrex or anchor hocking glass bakeware because it may break. I've read both sides and am still swapping mine out. Don't know why that seems wrong, but it's not. Posted by dasein at 10:43 am on september 22, 2008 1 favorite. But maybe some ovens are crazy. Pyrex glass products are oven safe up to 300.c. Do not use on or under a flame or other direct heat source, including on a stove top, under a broiler, on a grill or in a toaster oven. Recently, a reader asked if pyrex was safe to use in the instant pot since she had heard conflicting information.