• photo of 2 ft by 4 ft lettuce raft board with 28 holes for plugs
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    These lettuce raft boards are specifically designed for use in both aquaponic and hydroponic deep water culture growing systems. The boards are made with a Sealed Surface Technology® which resists water penetration and ensures durability and longevity.
    Quantity Price per raft
    1 - 24 $28.75
    25 - 49 $27.50
    50 - 99 $26.25
    100 + $24.95
      -About Shipping and Cost- Shipping for this product is based on density. Due to the large dimensions and low weight of this project, shipping rates can be high. For smaller quantities, raft boards are boxed in groups of 7. For the best shipping rate per board, purchase in increments of 7. For larger orders, please contact our office for a custom shipping quote. Bulk orders will receive the lowest shipping rates possible. Bulk pricing discounts will be reflected in the shopping cart. For orders greater than 21 boards please call 855-285-4252 to get the best shipping rate.
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    Agricultural-grade, extremely durable, and organically certifiable!  Dura-Skrim® R20WW consists of virgin outer layers of white high-strength polyethylene film laminated together with a black layer of molten polyethylene. Both outer layers contain UV inhibitors and thermal stabilizers to assure a long outdoor life. The white layers are designed to reduce heat build-up and condensation and to provide excellent dimensional stability. A layer of polyester scrim reinforcement placed between these plies greatly enhances tear resistance and increases service life. Dura-Skrim’s heavy-duty diamond reinforcement responds to tears immediately by surrounding and stopping the tear.
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    Agricultural-grade and extremely durable!  DURA-SKRIM® R20WW consists of virgin outer layers of white high-strength polyethylene film laminated together with a black layer of molten polyethylene. Both outer layers contain UV inhibitors and thermal stabilizers to assure a long outdoor life. The white layers are designed to reduce heat build-up and condensation and to provide excellent dimensional stability. A layer of polyester scrim reinforcement placed between these plies greatly enhances tear resistance and increases service life. DURA-SKRIM’s heavy-duty diamond reinforcement responds to tears immediately by surrounding and stopping the tear. Duraskrim is 20mil thick.
  • photo of 4 inch wide vaporbond tape for duraskrim
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    This single-sided tape is weather-resistant and has an aggressive rubber adhesive. The seaming capabilities of this sealing tape are endless and have a special "easy tear" feature, reducing installation time. Perfect for reinforcing seals in your liner.
  • picture of small dura-skrim sample
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    Thinking of building a DIY water-tight container?  Try out our favorite liner product with a free sample of DuraSkrim Liner! Dura-Skrim can be used for a wide variety of projects that require a lightweight yet highly tear-resistant protection such as building enclosures, temporary walls, liners, packaging protection and abatement applications.
  • double sided tape for duraskrim
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    Butyl seal is a double-sided reinforced aggressive butyl rubber tape.  Use to secure various vapor retarders, covers, and liners.
  • There are two 3 inch wide seam running down this liner at 6' and 12'. DURA-SKRIM® R20WW consists of virgin outer layers of white high-strength polyethylene film laminated together with a black layer of molten polyethylene. Both outer layers contain UV inhibitors and thermal stabilizers to assure long outdoor life. The white layers are designed to reduce heat build-up and condensation and to provide excellent dimensional stability. A layer of polyester scrim reinforcement placed between these plies greatly enhances tear resistance and increases service life. DURA-SKRIM’s heavy-duty diamond reinforcement responds to tears immediately by surrounding and stopping the tear. Duraskrim is 20mil thick.
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    Photo of Growasis Raft System Logo featuring head of lettuce on floating lettuce raft

    Double your production with our Growasis Double Decker Modular Raft System!

    The Base System comes with the complete modular framing system, endwall panels for plumbing connections, Duraskrim 20mm reinforced liner, and liner clips to fasten the liner to the frame. Light Rack - Double decker systems can come with an optional light rack for the upper deck. Contact us for optimal lighting and light mover systems to best fit your environment and crops. Raft Boards - The recommended number of 2x4' Beaver Raft Boards will be displayed below.  To add raft boards to your order, click the Product Link at the bottom of the page. Enter the total number of raft boards you wish to purchase and Add to Cart. This allows you to purchase additional replacement boards and take advantage of volume pricing discounts. LED Lighting - We highly recommend using our Thrive Agritech Infinity 2.0 LED light bars that mount easily beneath the upper deck. The Infinity 2.0 LED Light is a high efficiency, dimmable grow light developed specifically to enable quick and easy installation. More information can be found in the resources section. Please contact us for quote. Plumbing Options -  Complete plumbing and trough aeration kits can also be included. See the product description for more details.

    Growasis Double Decker Systems currently come in 4' widths. Select the desired length of your Growasis Double Decker Raft System including any options below. For lengths greater than 40' please contact us for a quote.

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    Photo of Growasis Raft System Logo featuring head of lettuce on floating lettuce raft

    Elevate your growing with our Growasis Elevated Modular Raft System.

    Now you can comfortably plant and harvest your crops at waist height! Create your system with our calculator below. The Base System comes with the complete modular framing system, endwall panel for plumbing connections, Duraskrim 20mm reinforced liner (cut to fit), and liner clips to fasten the liner to the frame. The base system allows you to use your own plumbing components. Plumbing and Aeration Kit - Kits are sized and assembled for the trough dimensions selected.  See the full description in the product details. Light Rack - Our 4' wide troughs come with an optional matching light rack. Contact us for optimal lighting and light mover systems to best fit with your Growasis. Raft Boards - The recommended number of 2x4' Beaver Raft Boards will be displayed below.  To add raft boards to your order, click the Product Link at the bottom of the page. Enter the total number of raft boards you wish to purchase and Add to Cart. This allows you to purchase additional replacement boards and take advantage of volume pricing discounts.

    Select the desired width and length for your Growasis Elevated Raft System including any options. For lengths greater than 40' please contact us for a quote.

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      Photo of Growasis Raft System Logo featuring head of lettuce on floating lettuce raft Growasis Deep Water Culture Systems are designed for aquaponic and hydroponic plant and food production. Systems are extremely easy to assemble and scalable to best fit your growing space, budget and production goals. The Base System comes with the complete modular framing system, end-wall panel for plumbing connections, Duraskrim 20mm reinforced liner (cut to fit), and liner clips to fasten the liner to the frame. The base system allows you to use your own plumbing components. Plumbing and Aeration Kit – Kits are sized and assembled for the trough dimensions selected.  See the full description in the product details. Raft Boards – The recommended number of 2×4 Beaver Raft Boards will be displayed below.  To add raft boards to your order, click the Product Link at the bottom of the page. Enter the total number of raft boards you wish to purchase and Add to Cart. This allows you to purchase additional replacement boards and take advantage of volume pricing discounts. For custom widths or systems longer than 60' please contact us for a quote.