Seal It. Save It. Feel the Difference.
America's leading weatherization brand by Thermwell Products. Over 60 years keeping homes energy-efficient, comfortable, and protected — from weatherstripping to insulation and everything in between.
106+
Products In-Stock
At Family Hardware60+
Years of Innovation
By Thermwell Products47+
Years Serving SW FL
Family Hardware since 19762
Store Locations
Cape Coral & Fort MyersWeatherization Solutions
Six product categories that help homeowners in Cape Coral & Fort Myers seal drafts, lower energy bills, and protect their homes year-round.
Premium Weatherstripping
Self-adhesive EPDM rubber foam and felt weatherstripping that seals gaps around doors and windows, blocking drafts and reducing energy loss year-round.
Shrink Window Kits
Crystal-clear shrink film that creates an insulating barrier over windows. Just apply, heat with a hair dryer, and feel the difference immediately.
EZRoll Application System
Pre-taped window insulation kits with a built-in roll-on applicator and razor, making window insulation faster and cleaner than ever before.
Pipe & Duct Insulation
Self-sealing foam pipe insulation with pre-slit, snap-on design. Includes tees, elbows, and straight sections for complete coverage without tricky cutting.
Door Sweeps & Bottoms
Aluminum and rubber door sweeps that block drafts, insects, and moisture at the bottom of exterior and interior doors. Simple screw-on or adhesive installation.
AC & Outdoor Covers
Heavy-gauge, reinforced plastic covers for central and window air conditioners. Elasticized for a tight, secure fit that stands up to the elements season after season.
Weatherization Made Easy
See how Frost King products help seal your home from drafts, lower energy bills, and keep every room comfortable. Simple, DIY-friendly solutions that anyone can install in minutes — no special tools required.
Expert Knowledge
Get the most from your Frost King weatherization products with pro tips and guides.
How to Choose the Right Weatherstripping
Door Weatherstripping
EPDM Rubber Foam: Premium self-stick tape with a 10-year guarantee — ideal for exterior doors where a tight, long-lasting seal is critical.
Door Sweeps: Aluminum or rubber sweeps that mount to the bottom of doors to block drafts, bugs, and moisture.
Caulk Cord: Removable, reusable rope caulk that fills gaps and cracks without permanent adhesive.
Window Weatherstripping
V-Seal Strip: Durable polypropylene strips for double-hung windows — spring tension creates a constant seal.
Foam Tape: Closed-cell foam for irregular gaps around window sashes and frames.
Outlet Sealers: Foam gaskets that stop hidden drafts behind electrical outlets and switch plates on exterior walls.
Why Buy Frost King at Family Hardware
Authorized Frost King Dealer
Genuine Frost King products with full manufacturer support. Every weatherization product backed by over 60 years of Thermwell innovation.
Expert Advice
Our team understands Florida weatherization inside and out — from AC efficiency to hurricane prep, we help you choose the right product for every application.
Energy Savings Solutions
We stock the full range of Frost King weatherstripping, insulation, window kits, and door sweeps that help SW Florida homeowners cut energy costs.
SW Florida Specialists Since 1976
Family-owned hardware store serving Cape Coral, Fort Myers, and surrounding communities for over 47 years. We know what local homes need.
Shop All Frost King Products
Browse our full selection of Frost King weatherstripping, insulation, window kits, and weatherization products at Family Hardware in Cape Coral & Fort Myers, FL.