Premium Polypropylene Flooring Underlayment, 0.3125-in

Delta’s premium polypropylene underlayment creates a sealed vapor barrier and warm, dry subfloors. Ideal for basements and moisture-prone areas, this 0.3125-in roll installs fast and enhances sound absorption and comfort.

Key Features:

• Moisture Protection: Sealed vapor barrier helps prevent moisture rise for warmer, drier basements
• Easy Installation: Roll format designed for fast, straightforward setup
• Durable Material: High-density polyethylene construction with polypropylene design for long-term performance
• Sound Control: Adds sound absorption with rated IIC 20–25 performance
• Mold/Mildew Resistant: Resists mold and mildew growth and is non-allergenic

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Can this underlayment be used in basements?
A: Yes, it’s designed to create a sealed vapor barrier that helps keep basements warm and dry.

Q: What flooring types is it compatible with?
A: Suitable for use under laminate and similar floating floors; verify your specific floor manufacturer’s requirements.

Q: Does it provide sound reduction?
A: Yes, it offers sound absorption with an IIC rating of 20–25 and STC less than 30.

Q: Is it antimicrobial or mold resistant?
A: Yes, it is antimicrobial and mold/mildew resistant.

Q: What is the warranty?
A: It includes a 5-year limited warranty.

A Sleek, Smart Foundation for Dry, Quiet Floors

This underlayment introduces a refined, architectural texture beneath your surfaces, transforming chilly slabs into a warm, resilient base. Its vapor-sealing performance is the quiet hero, delivering a calmer acoustic profile and a cleaner, drier feel underfoot. Style it beneath wide-plank laminate to highlight airy, contemporary rooms while keeping moisture at bay. Consider it a discreet essential—luxury starts from the ground up.

Elevate your flooring with Delta’s moisture-sealing underlayment—add it to your cart to create a warmer, quieter, longer-lasting foundation.