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Robert- St. Louis, MO
“Keller Window & Door is a fantastic company to do business with. The service I had done was completed quickly and at a fair price. I would definitely recommend this company for window and doors.”
Vern & Steve- St. Louis, MO
"John Keller gave us exceptional service. He didn't pressure us to buy replacements but gave us a good price to replace 2 rotten sash. Why buy whole windows when the remainder is good? He fulfilled all time estimates and his installation was quick and immaculate! We highly recommend him!"
Audrey- St. Louis, MO
"Keller Windows delivered an excellent product on time. Representatives and workers were courteous and professional. I will definitely use Keller Windows in the future."