Lowe's Companies and CertainTeed Corp. announced today an agreement in which CertainTeed will supply selected interior building products to Lowe's stores in particular parts of the country.

Starting Oct. 1, Lowe's will sell "selected CertainTeed branded interior building products" in lmiited Midwest and Western U.S. stores, the two companies said in a joint statement that didn't identify which products were involved. Then, in January, Lowe's "expects to offer" certain colors of CertainTeed's Landmark, XT 25, and CT 20 asphalt roofing shingles plus complementary accessories in certain Lowe's stores in Georgia and the Carolinas. The two companies didn't elaborate.