Draft sealing helps homeowners and small businesses reduce heating costs by blocking air leaks around doors and windows. ENERGY STAR estimates air sealing can save 15% on heating costs. This guide explains how to find drafts, seal them temporarily with FloodTape®, and improve winter comfort without major repairs.

Expert guide to eliminating door drafts using proven weatherization techniques. Covers diagnostic methods, temporary and permanent solutions including weatherstripping comparisons, door sweep installation, alignment fixes, and cost-benefit analysis. Based on Department of Energy research and industry best practices, with specific product recommendations and realistic savings expectations.