PYREX® WARRANTY
Consumers who have questions should contact the refund administrator, Simpluris, at 833-244-7320.
It's tempered, meaning it's been heated and cooled in a manner that makes it more durable under future temperature fluctuations. It's less likely to break under an impact, and when it does, tempered glass breaks into diamond-like cubes instead of long, pointy shards, so it's a little safer to deal with.
Pyrex Goes in the Garbage
Pyrex cannot be recycled because it melts at a higher temperature than other container glass. Wrap up Pyrex and throw it in the trash.
GUARANTEE: This product is guaranteed for 10 years by INTERNATIONAL COOKWARE against manufacturing defects. The GUARANTEE does not apply to damage due to mechanical shock, non-compliance with usage recommendations or professional use .
PYREX® WARRANTY
Corelle Brands LLC promises to replace any Pyrex glass product that breaks from oven heat, and any Pyrex non-glass accessory item with a manufacturing defect, within TWO YEARS from the date of purchase. The owner must follow the Safety and Usage Instructions provided with the product.
In March 2019, Corelle Brands, the makers of Pyrex in the United States, merged with Instant Brands, the makers of the Instant Pot. On June 12, 2023, Instant Brands filed for Chapter 11 bankruptcy after high interest rates and waning access to credit hit its cash position and made its debts unsustainable.
Broken or chipped Pyrex should be disposed of carefully in the waste bin.
Be sure to allow hot glassware to cool as provided above before washing, refrigerating or freezing. Oven must be preheated before inserting glassware. 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.
During testing, soda lime glass shattered at lower temperatures than “more expensive” borosilicate Pyrex® bakeware, the report continued. It turns out that the iconic glass bakeware produced in America today is of soda lime, while the European-made products Consumer Reports tested were borosilicate.
pyrex: Lowercase indication of containers that should not be heated in the oven or microwave. These are most likely made of soda-lime glass. PYREX: Uppercase label on cookware that is made of borosilicate glass and can be heated in a microwave or oven.
The FTC is sending 10,259 payments totaling more than $88,000 to people who bought Pyrex glass measuring cups that were imported from China.
If you own a glass, Pyrex measuring cup, you could get a check in the mail within the next few months. More than 10,000 customers who purchased a Pyrex measuring cup around 2021 will receive a check soon, after the brand falsely marketed select cups were “Made in USA,” according to the Federal Trade Commission.
Consumers who bought glass measuring cups from Instant Brands, the maker of Pyrex-brand kitchenware, could be entitled to a refund after the product was falsely advertised as "made in USA." The refund program has been announced after an FTC investigation and subsequent settlement over deceptive claims by the company.
Corelle Brands LLC promises to replace any Pyrex glass product that breaks from oven heat, and any Pyrex non-glass accessory item with a manufacturing defect, within TWO YEARS from the date of purchase. The owner must follow the Safety and Usage Instructions provided with the product.
It takes some discernment to decide whether to fix or replace cracked glass. In many cases, it's best to just replace the pane. But if the crack or break is small, it can be glued together.
Drbabs advised against it, pointing her to a recap of some of Pyrex's Safety and Usage Instructions, one of which notes: “DO NOT use or repair any item that is chipped, cracked or scratched.” (Chips can turn into cracks, and cracks combined with a temperature change—like putting a glass dish in an oven or freezer— ...
What Makes Pyrex Special. "Pyrex continues to hold its value because most of us associate it with memories of family and holiday gatherings and memories from their childhood," Wright says. "The vintage designs and patterns of Pyrex evoke a nostalgia, which adds to its value for collectors.
Unfortunately, if your Pyrex bakeware and containers are no longer usable, they'll need to be disposed of in your landfill bin. This applies to both the old-style borosilicate glass and the more modern tempered glass varieties.
Patterned Pyrex—such as the 1956 Pink Daisy or the 1983 Colonial Mist colorways—tend to be valuable as a collector's item. Other popular patterns include the 1957 Butterprint, which features an Amish couple and their crops, and has been valued at a few hundred dollars.
Pyrex eventually switched to tempered glass most likely because boron is toxic and expensive to dispose of. Although tempered glass can better withstand thermal shock than regular soda-lime glass can, it's not as resilient as borosilicate. This is what causes the shattering reaction people are talking about.
If it's all caps “PYREX,” it's vintage, made of borosilicate. If it's lower case “pyrex,” it's new, and it's soda lime. (In Europe, Pyrex is still made of borosilicate.
Decorative patterns are also key to determining the glassware's value. Lucky in Love, a sweet pink and green design, is prized for its rarity and promotional production. Wright notes that Amish Butterprint, Pink Gooseberry, Snowflake Blue, Crazy Daisy and Friendship are also considered valuable in the Pyrex community.