About Paradiene 20

Paradiene® 20 is the first ply of Paradiene® 20/30 systems. This high-performance base sheet features a uniquely formulated elastomeric asphalt-SBS polymer blend and is available with various reinforcement types. The Paradiene® 20 base ply is the working ply of the Paradiene® 20/30 roof system and absorbs substrate stresses. It’s available in a wide range of sheet variants and can be outfitted with Siplast RoofTag roof asset identification.

This SBS-modified bitumen base ply is available in a variety of application methods, including cold adhesive/hot asphalt, self-adhesive, and torch-applied.

Compatible substrates include: Concrete, wood, metal

Ask about our available variants

Thickness

Variety of thickness options to provide a strong barrier against leaks and help maintain building's energy efficiency

Reinforcement

Reinforcement options available to ensure roof has  =strength to resist punctures and tears*
* Siplast warranties and guarantees do not provide coverage against hail or punctures except where additional puncture resistance coverage is purchased for eligible systems. Contact Siplast for more information. Refer to applicable warranty or guarantee for complete coverage and restrictions.

Featured benefits

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Premium asphalt compound

Consists of an elastomeric asphalt blend—a unique formulation of SBS and high-quality proprietary asphalt—with a fiberglass reinforcement
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Waterproofing

Provides dependable waterproofing performance
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High-performance

A two-ply, highly flexible membrane designed to help retain its elasticity through solar load, ultraviolet rays, thermal shocks, and extreme low temperature
FEATURED SYSTEM

Parasolo® Fleece-Back & Paradiene® 20 Hybrid System

For projects demanding exceptional durability and protection, Siplast offers a hybrid roof assembly that combines the elongation and recovery properties of a Paradiene® SBS base ply with the advanced chemical formulation of a Parasolo® single-ply cap sheet. The elastomeric base ply absorbs roof stresses while the PVC cap sheet shields the system from the elements and provides exceptional reflectivity.