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Your Breath Is Our Business!

At it is our mission to offer the widest range of respirator products and offer the best prices in quantities you prefer. contains our full line of 3M respirators, filters, cartridges and parts. So if you are looking for a hard to find item...look no further, because if we don't have it you won't find it. is owned and operated by National Builders Hardware Co. in Portland Oregon. For over seventy years, National Builders Hardware has been providing the Pacific Northwest with the finest selection of fixtures, hardware, industrial machinery, tools and safety equipment - all in one location. Now we are making our wide range of products and knowledgeable staff available nationwide. ________________________________________________________________________________________________________________________________________ Need Help with an Order? Contact one of our knowledgeable salespeople. Business Hours are 9am-5pm PST. Phone: 1.800.452.0182 Email: