Harry Hardenbrook

• The insulator's estimating handbook
• Running your remodeling business
• Walker's remodeling estimator's reference book
• Walker's Remodeling estimator's reference book for the professional contractor
• Walker's remodeling reference book
• The insulator's estimating handbook, a reference book setting forth detailed procedures and cost guidelines for those involved in estimating and installing insulation
• Walker's Insulation Techniques and Estimating Handbook