Forest Lumber & Building Supply is a full-service lumber yard and building materials supplier, located in Mountain Lakes, NJ. We are a family owned and operated small business, committed to providing our customers with the highest quality building products available, as well as friendly and knowledgeable customer service. We sell a large selection of products including doors, mouldings, decking, hardwoods, windows, and so on. Call us to learn more about the building materials we carry, and for pricing.