Flashing, Window & Door, Self-adhesive, Waterproof, 4-in. X 33-ft.

Explore the 4‑inch wide, 33‑foot long self‑adhesive waterproof flashing tape, engineered for windows, doors, skylights and more. Its high‑performance acrylic adhesive bonds instantly to wood, vinyl, metal and masonry, creating a durable seal that blocks air infiltration and water intrusion. Ideal for DIY homeowners and professional remodelers, this tape delivers a clean, weather‑tight finish without the mess of traditional caulking.

Why it matters: This tape helps lower heating and cooling expenses by sealing gaps that waste energy, protects interior surfaces from moisture‑driven damage, and prevents mold growth in vulnerable areas. It also speeds up installation, saving you time and labor costs.

• Self‑Adhering Backing: Strong acrylic adhesive sticks to most substrates on first contact, eliminating the need for additional fasteners.
• Waterproof Barrier: 100% waterproof construction stops rain, snow and humidity from seeping through window and door frames.
• Thermal Insulation: 4‑inch width provides a continuous thermal break, reducing drafts and improving home energy efficiency.
• Versatile Application: Suitable for windows, doors, skylights, chimneys, siding and sheathing panels, making it a multi‑purpose sealing solution.
• Easy Trim & Finish: Can be cut with scissors or a utility knife and painted over, allowing seamless integration with existing trim.

Upgrade your home's envelope today: With this premium flashing tape you gain a reliable defense against air leaks, water damage and mold, while enjoying lower utility bills. Its straightforward installation makes it perfect for both quick repairs and large‑scale renovation projects. Trust the tape that professionals rely on to keep your living space comfortable, dry and energy‑efficient.