DEI Vapor Block Sleeves Door Kits Lightweight Moisture Barrier Insulation

DEI Vapor Block Sleeves Door Kits — Lightweight Moisture Barrier Insulation Protect your vehicle’s interior with DEI Vapor Block Sleeves Door Kits. These custom-cut kits provide a lightweight, hi‑tech vapor barrier that blocks moisture, reduces noise, and adds thermal insulation for a quieter, more comfortable cabin. Effective moisture protection: Blocks water vapor and prevents corrosion and interior damage. Noise reduction: Dampens road and panel noise for improved acoustic comfort. Thermal insulation: Helps stabilize cabin temperature and improves HVAC efficiency. Custom-fit kits: Tailored pieces for seamless coverage and simple installation. Lightweight & durable: High-quality materials that won’t add bulk or compromise door operation. DEI’s Vapor Block Sleeves combine professional-grade soundproofing and thermal performance to preserve trim, electronics, and interior finishes while enhancing ride quality. Ideal for restoration, upgrades, and everyday protection — designed for easy installation and long-lasting results. Key applications: door panels, restoration projects, classic car preservation, and modern vehicle soundproofing.