As of 2016, retailers that sell aluminum door thresholds include Amazon.com, Lowe's and The Home Depot. Lowe's and The Home Depot sell the items in local retail stores, or customers can buy online and pick up the items in a store. Individuals can also buy aluminum door thresholds online at Door-Thresholds.com.
Amazon.com has aluminum door thresholds available from brands such as M-D Building Products, Coastal Shower Doors, C.R. Laurence, Frost King and GordonGlass. Most of the items come in a 36-inch size, but there are also other sizes available. Some of the items are available through Amazon Prime.
Lowe's has aluminum door thresholds from brands such as M-D Building Products and Frost King. Customers can refine search results by brand, price or rating and can see the items currently in stock at a local store by entering a ZIP code.
The Home Depot sells aluminum door thresholds from Frost King, M-D Building Products and Barton Kramer. Customers can refine search results by brand, price, review and hardware type. There are also reviews for customers to read before making buying decisions.
Door-Thresholds.com only sells door thresholds and accessories, such as weather stripping. The company manufactures many thresholds, including the Endura brand. The thresholds from this company are all compliant with Americans with Disabilities Act guidelines.