Founded in 1923, Nitterhouse is now in its 5th generation of family ownership and operation. Nitterhouse Masonry Products is located in Chambersburg, PA. A well respected manufacturer of all types of concrete masonry products including: - Architectural Block - Nicrete concrete brick - Allan Block Retaining Walls, - Interlocking Pavers -Architectural Paving Stones - Slate Paving Stones - Veneer Stone - Concrete Parking Blocks -Median Barriers & Security Barriers -Site Amenities -Speciality Concrete Products