Blue Shield® 3030 – Multi-Purpose Moisture Vapor Retarder & Flooring Underlayment

Looking for a moisture control solution that does more than just one job? Blue Shield® 3030 is a semi-permeable, Grade B, Class II vapor retarder that provides exceptional protection against moisture damage, dust, and noise. Whether you’re working with wood or tile flooring, or need an industrial-grade wrap, this laminated paper underlayment delivers consistent performance across a wide range of applications.

Made with kraft paper and a low-odor asphalt laminate, Blue Shield 3030 is engineered to extend the life of interior surfaces while enhancing installation efficiency.

Why Choose Blue Shield® 3030?

• Superior moisture control—WVTR rated at 3.2 perms (22.1 g/day/m²)

• Reduces dust and noise—acts as a slip sheet and stabilizer under wood and tile floors

• Multi-use versatility—suitable for underlayment, industrial packaging, and vapor barrier applications

• Durable construction—30 lb./30 lb. kraft laminated with 30 lb. high-grade asphalt

• Available in multiple sizes—including 36", 48", 60", 72", and 96" wide rolls

Application Tips:

• Follow NWFA guidelines for wood flooring installations

• Not suitable for direct use over basements or crawl spaces without additional moisture mitigation

• For tile installations, do not use in waterproofing-required areas (e.g., showers)

• Store at 60–70°F with 40–50% RH for optimal performance

Perfect For:

• Wood and tile flooring underlayment

• Concrete curing and industrial packaging

• Metal and ammunition wraps

• Nursery wrapping and other moisture-sensitive applications

Pro Tip:

Unlike poly film, Blue Shield 3030 won’t trap condensation—making it safer for wood flooring and easier to install than traditional felt paper.

Protect your surfaces and simplify your workflow—choose Blue Shield® 3030 for smart, versatile, and reliable moisture control.