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J Drain 400/420

JDR Enterprises, Inc.

J Drain 400/420

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Overview

Waterproofing Waterproofing

Mechanically Attached Mechanically Attached

Polymer Polymer

Basement Floor Basement Floor

Concrete, Masonry Concrete, Masonry

Design Options

Product Description

J Drain 400/420 performs a multi-faceted role by providing protection for waterproofing systems and managing subsurface water around building foundations. Soil backfill is retained by a filter fabric while allowing water to pass into the drainage core providing hydrostatic relief. A very popular choice for vertical and horizontal single-sided drainage applications.

Sheet Width

Width

Standard Sizes: 4' 0", 6' 6", 8' 0"

Height

Thickness

Sheet Length

Width

Height

Standard Sizes: 4' 2"

Thickness

Thickness

Width

Height

Thickness

Standard Sizes: 0-3/8"

Manufacturer Design Notes

420 & 420 XL are identical to 400 & 400 XL with the addition of a membrane protective film on the backside.

Performance Data

Air Permeance

Rate of airflow through the barrier per square foot at a specified pressure difference

Water Vapor Transmission

An imperial perm is defined as 1 grain of water vapor per hour, per square foot, per inch of mercury

Roll Tensile Strength

Weight needed to break the roll, per inch of width

Product Weight Per Area

lb / ft ^ 2

39, 40.5, 63, 65.5, 78, 80

Compression Strength

psi

104.16

JDR Enterprises, Inc.

292 South Main Street, Suite 200 Alpharetta 30009

(770) 442-1461

https://www.j-drain.com