J-Drain 420, Heavy Duty Drainage w/Back Film, 4x50 - J-Drain #420 Extra Heavy-Duty High-Flow Drainage. For below grade walls, planters. 4x50 ft roll, 0.4 inch thick. 21 Gal./Min./ft core flow, 15,000 PSF Core, 2 layer Drain w/Cut Protection Layer. 2-layer drain. Price/Roll. (ship leadtime 1-3 business days)
 
J-Drain 420, Heavy Duty Drainage w/Back Film, 4x50
JDRAIN-420-4X50
$195.00 SALE $124.95
(Savings: $70.05)
 
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Product:

J-Drain #420 Extra Heavy-Duty High-Flow Drainage. For below grade walls, planters. 4 x 50 ft. roll, 0.4 inch thick. 21 Gallons/Minute/ft core flow, 250 lb puncture resistance, 15,000 PSF Core with Added Cut Protection Layer. 2-layer drain (filter cover top with Plastic Dimple Core). Price/Roll.

Ordering Notes:

  • Shipping leadtime: 1-3 business days.

Description:

J-Drain 420 consists of a Heavy-duty impermeable polymeric sheet formed under heat and pressure to form a high flow dimpled polypropylene drain core. The core is then bonded to a heavy duty layer of non-woven filter fabric. The filter fabric retails soil and sand particles allowing filtered water to pass into the drainage core, then through the core to a bottom collection area (such as SWD drain collectors or a french drain or such).

Features:

  • Size (ft): 4 x 50 foot roll
  • Thickness (in): 0.40
  • Core Flow (gal/min/ft): 21 (Hydraulic Gradient=1
  • Fabric Flow (gal/min/ft): 140 Gallons/Minute/ft2
  • Core Compressive Strength (psf): 15,000 (extra heavy duty)
  • CBR Puncture Resistance: 250 Lbs.
  • Filter Fabric: 4 oz
  • Added Cut-Protection Layer: YES. An added polyfilm layer adds protection for the waterproofing membrane by offer a barrier so the drainage core is not pressed into the membrane.
  • Fabric type: polyester filter fabric, efficiently Filters fine particles
  • Sieve: 70 (AOS, U.S)
  • Filter Fabric Flow: 140 Gal/Min.
  • Easy to install
  • Long Lasting, Polypropylene drain core
  • 20 foot shipping containers hold 80 loose rolls (not on pallets); 40 ft. containers hold 225 loose rolls (not on pallets

Options:

  • Sizes (ft): 6.5 x 50 ft. and 8 x 50 ft.
  • #420XL with added cut protection layer

More Product Information:

Questions?

Email us at sales@bestmaterials.com or
Call us at 1-800-474-7570 or 602-272-8128
You'll get a prompt reply!

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J-Drain 400, Heavy Duty Wall Drainage, 4x50
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J-Drain #400 Heavy-Duty High Flow Wall Drainage. For below grade walls. 4x50 ft roll, 0.4 inch thick. 21 Gallons/Minute/ft core flow, 15,000 PSF Core. 2-layer drain (filter cover with Plastic Dimple Core). Price/Roll. (shipping leadtime 1-3 business days)
 
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J-Drain 420XL, Extra Heavy Duty Drainage, w/Back Film, 4x50
JDRAIN-420XL-4X50
 
J-Drain #420XL Extra-Heavy-Duty High-Flow Drainage w/Backside Protective Film. For below grade walls, planters. 4x50 ft roll, 0.4 inch thick. 21 Gal./Min./ft core flow, HD 16,500 PSF Core. 2-layer drain. Price/Roll. (ship leadtime 1-3 business days)
 
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