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DeepRoot UB 12-2 Tree Root Barrier, 12-Inch by 24-Inch
Tree Root Barrier UB 12-2 Deeproot
 
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Why Buy Root Barrier Panels from Landscape Discount?

  • We only sell authentic, professional-grade root barrier panels from two trusted US based manufacturers (Deeproot & NDS). The barriers that we sell have undergone rigorous testing to ensure that they are able to provide years of dependable root protection underneath the ground. We never ship "look-alike" or "intimidation products". We ship what you order, every time.
  • We do not sell "no-name" or "off-brand" panels. When installing root barrier, the labor is always the most expensive part of the job. The last thing you want to do is install a cheap "off-brand" panel and have to re-install. We believe in the mantra "do it once, do it right".
  • We pickup our phone. When you call you quickly reach a helpful, live person happy to answer your product and order questions. (M-F 5:00 am - 3:00 pm Pacific Time)

Note: The price below is for a full carton of 40 panels.

Price: $316.31


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Product Code: UB-12-2
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Description
 

Deeproot 12" by 24" Tree Root Barrier Panels - Carton (40 Panels)



Model:
UB 12-2
Panel Size: 12" x 24"
Carton Size: 40 Panels
Linear Feet Per Carton: 80

FREE SHIPPING - Orders Placed Before 12:00 Noon CST Ship Same Day

12" high x 24" (30 cm x 61 cm) wide panels, panels for Linear Applications, Surround Applications and Root Pruning. Our UB 12-2 panels include our patented, integrated zipper joining mechanism for easy assembly. The 12" (30 cm) height is ideal for cart paths, bike paths and less aggressive tree species.


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Volume Pricing Available on Orders of 13+ Cartons - Call (800) 524-4161 for Details

 

Deeproot Barrier Shipping Time:

Deeproot orders ship same day (M-F) if order is placed before 12:00 noon CST. Transit times displayed in the map are listed in business days, are approximate and are specific to Deeproot Root Barrier only. The day that the order is shipped is not counted as a transit day.


Features

  • Instant assembly: panels slide together with a zipper joiner system
  • Universal Guide: linear, surround, and root pruning applications
  • Sizing adjustable in 2' (61 cm) modules
  • 1/2" (1.2 cm) raised 90 degree molded root deflecting ribs
  • Ground lock tabs to prevent lifting by tree
  • Double top edge for strength, safety, appearance and root overgrowth protection
  • Ultraviolet inhibitors
  • Rounded edges for safety in handling
  • Manufactured in USA with 75% reprocessed polypropylene
  • DeepRoot products are protected under one or more of the following U.S. Patents: 5,070,642; 5,305,549 and 5,528,857


Assembly

Materials & Manufacturing Process

  • Copolymer Polypropylene of 0.080" (2.032 mm) thickness
  • 75% reprocessed polypropylene
  • Injection molded
  • IS0 9002 certified
  • Made in USA

Specification Properties:

TEST
ASTM TEST METHOD
VALUE COPOLYMER POLYPROPYLENE
Tensile stress @ yield
D638
3800 PSI (26,200 kPa or kN/m squared)
Elongation @ yield
D638
6.3%
Flexural Modulus
D790B
155,000 PSI (1,068,687 kPa or kN/m squared)
Notched Izod Impact
D256A
7.1
Rockwell Hardness r-scale
D785A
68

Standard Details & Specifications:

Supporting Documents:

Deeproot UB-12-2 Root Barrier: An Overview

The Deeproot UB-12-2 is a 12 in high × 24 in wide modular root barrier panel designed to redirect tree roots downward and away from hardscapes—helping prevent cracking, heaving, and trip hazards while keeping trees healthy.

Specs 12" H × 24" W panels • 90° root-deflecting ribs • zipper-style joiners • ground-lock tabs • double top edge • UV inhibitors • recycled polypropylene.

What Is the UB-12-2 & When Should You Use It?

UB-12-2 panels are part of Deeproot’s Universal Barrier system. Their 12-inch depth is ideal for sidewalks, bike/cart paths, patios, and other light-duty hardscapes, or where nearby trees are less aggressive. For deeper utilities, roadways, or vigorous species, Deeproot offers taller panels in the same system.

Deeproot UB-12-2 root barrier panels installed alongside a walkway
Photo 1 — UB-12-2 panels installed along a path

Each panel includes raised 90° ribs to guide roots downward, ground-lock tabs that key into the soil to resist lifting, a double top edge that adds strength and deters overgrowth, and a zipper joining system that lets panels slide together quickly on site. UV-stabilized, recycled polypropylene construction supports long service life.

Typical Applications

  • Sidewalks, paths & patios: Reduce slab lifting and surface cracking near planting areas.
  • Linear tree-row installations: Create continuous protection parallel to pavements.
  • Small surrounds & root-pruning retrofits: Form rings or arcs around existing trees after selective root pruning.
UB-12-2 root barriers used around a playground edge
Photo 2 — Playground perimeter protection with UB-12-2

Key Benefits (in Plain English)

  • Protects hardscapes: Barriers nudge roots downward so they don’t push up slabs and pavers.
  • Speeds installation: Panels “zip” together—no fiddly loose clips—so long runs go fast.
  • Looks clean: The double-top edge keeps grades tidy and resists overgrowth at the surface.
  • Sustainable materials: Made in the USA with high recycled content and UV stabilization.

How Many Panels Do I Need? (Quick Takeoff)

  1. Measure the run length you want to protect (in feet).
  2. Divide by 2 (each panel is 24 in = 2 ft of coverage).
  3. Round up to the next whole panel and add 5–10% for cuts/contingencies.

Example: 60 ft of sidewalk edge ÷ 2 ft/panel = 30 panels. Add 10% (3 panels) ⇒ order ~33 panels.

Installation Overview

The steps below summarize common practices. Always follow Deeproot’s specifications and local arborist guidance for species, spacing, and pruning.

  1. Layout & utilities: Mark the run and verify utility clearances.
  2. Excavate a trench to ~13–14 in deep (to seat the 12 in panel with ~1–2 in cover), keeping the wall face plumb.
  3. Set the first panel with ribs facing the tree side; engage ground-lock tabs into native soil.
  4. Zip subsequent panels into the previous panel’s joiner track; keep the top edges flush and straight.
  5. Backfill and compact in lifts, maintaining panel alignment; finish grade to slightly cover the top edge where specified.
  6. Final inspection: Confirm continuous protection with no gaps, flips, or reversed panels.
UB-12-2 root barriers installed within a planter
Photo 3 — Planter application using UB-12-2

Case Study — 1960s Sidewalk Retrofit (Example)

Setting: A suburban sidewalk (220 ft) bordered by four medium-mature trees began to heave slabs 0.75–1.25 in, creating trip risks. A replacement slab would be costly; the city wanted a targeted fix with minimal disturbance.

Solution: After an ISA-Certified Arborist performed selective root pruning, the contractor installed a continuous linear run of UB-12-2 along the sidewalk edge. Panels were zipped together, ground-lock tabs engaged, and the double top edge set just below finish grade.

Outcome (12-month check): No new slab movement; joints remained tight, and turf re-established along the edge. The city estimated it avoided roughly 35% of the projected full-replacement cost by opting for root-barrier retrofit instead of full demolition.

FAQ

How deep should I go?

UB-12-2 is 12 in deep—appropriate for many paths, patios, and light-duty slabs. For aggressive species or higher-risk hardscapes, consider deeper UB panels in the same system (18, 24, 36, or 48 in). Consult local codes and an arborist.

Can I curve or angle the barrier?

Yes—panels are modular and can be installed in arcs or straight runs. The zipper joint allows fast assembly and alignment.

Will the barrier hurt the tree?

Properly used, root barriers redirect roots downward rather than severing them indiscriminately. When retrofitting near existing trees, pair the barrier with professional root pruning to protect tree health.

Spec Snapshot

  • Panel size: 12" H × 24" W (coverage ≈ 2 linear feet per panel).
  • Features: 90° ribs, zipper joiners, ground-lock tabs, double top edge, UV inhibitors.
  • Material: Recycled polypropylene, made in the USA.
  • Applications: Sidewalks, paths, patios; linear, surround, and root-pruning installs.

Average Rating: Average Rating: 5 of 5 5 of 5 Total Reviews: 3 Write a review »

  0 of 0 people found the following review helpful:
 
5 of 5 May 26, 2021
Reviewer: Paul Lebleu from Lafayette , LA United States  
Very Happy with purchase.

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  0 of 0 people found the following review helpful:
 
5 of 5 Amazing Customer Service October 22, 2020
Reviewer: Anonymous Person from Alpharetta, GA United States  
I am very impressed by my experience with Landscape Discount. Thank you!

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  0 of 1 people found the following review helpful:
 
5 of 5 DeepRoot 12” barrier June 5, 2020
Reviewer: Anonymous Person from Anacortes, WA United States  
Just installed the barriers along a side of the vegetable garden. Hopefully with less competition peas and carrots will now thrive. Easy to slide two together and cuts in half without trouble.

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