SeaHawk - Grow Tent Range – Premium Rectangular (R) & Extra High (RH) Indoor Cultivation Enclosures

$230.99

Size: Grow Tent 145R

Size: Grow Tent 145R
Grow Tent 145R
Grow Tent 145RH
Grow Tent 240R
Grow Tent 240RH
Grow Tent 290R
Grow Tent 290RH
Grow Tent 300R
Grow Tent 300RH
Grow Tent 435R
Grow Tent 435R+
Grow Tent 450R
Grow Tent 450RH
Grow Tent 580RH
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SKU: 8433
Availability: In Stock Backorder Out of stock
Shipping Weight: 14.0 kg

Please note the above shipping is an estimation only. Actual shipping cost can be calculated on the checkout page.

Important shipping notice: This product is not stocked at our Thomastown, VIC warehouse and is dispatched from another local warehouse. Please allow approximately 1-2 weeks for it to reach us before it is ready for pickup or dispatch.

Description

SeaHawk - Grow Tent Range – Premium Rectangular (R) & Extra High (RH) Indoor Cultivation Enclosures

Maximize your indoor cultivation floor plan with the highly versatile SeaHawk Rectangular Grow Tent Range. Engineered for growers demanding superior accessibility, organized row management, and maximum canopy footprint efficiency, these rectangular layouts offer a distinct advantage over standard square designs. Every tent in this professional, economical package is constructed entirely from an ultra-thick, light-proof Advanced Diffusion Foil (ADF) reflective material that guarantees 100% complete opacity for absolute photoperiod security. The inner surface of the ADF lining features a refined, pressed "diamond-like" structure that serves two critical purposes: it diffuses raw light in multiple directions to eliminate harsh shadow zones beneath the canopy, and it assists in uniform heat transmission across the growing environment. Supported by a rigid, high-load steel skeleton, the SeaHawk Rectangular range provides an uncompromising foundation for high-yielding multi-light arrays.


Best For: Linear row crop management, multi-fixture commercial LED/HID setups, aisle-accessible cultivation bays, automated high-density drip networks, and large-scale industrial facility scaling.

SeaHawk Model Configuration Guide

Understanding SeaHawk's smart engineering model codes makes selecting the right enclosure straightforward:

  • Prefix Number: Indicates the total tent width in centimetres (e.g., 145 = 145cm, 580 = 580cm).
  • R: Rectangular Shape footprint configuration, ideal for side-by-side lighting layouts and easy center-aisle crop maintenance.
  • H: Extra High vertical profile, stretching the ceiling height to 230cm to create a vital thermal buffer zone for tall crops and high-power fixtures.
  • + / Double-Depth Variants (e.g., 435R+, 450RH): Expanded depth profiling that doubles the standard footprint width to handle massive dual-row commercial production matrices.

Key Features Across the Rectangular Range

  • Advanced Diffusion Foil (ADF) Lining: Wrapped internally with a premium diamond-textured ADF skin that actively scatters light to maximize PAR distribution while optimizing heat dissipation profiles.
  • Industrial-Grade Light-Tight Shell: Built from heavy-duty exterior canvas with reinforced double-stitched seams and robust zippers, ensuring total opacity and eliminating external light leaks.
  • Heavy-Duty Structural Skeleton: Constructed with thick steel support poles and robust corner connections, creating a stable ceiling frame capable of safely holding heavy carbon filters, inline fans, and commercial light fixtures.
  • Multi-Socked Ventilation & Cable Ports: Outfitted with dual-layer adjustable draw-string socks for high-volume extraction ducting, alongside tight-cinching utility ports for clean, light-proof routing of electrical lines and probe sensors.
  • Waterproof Removable Flood Tray: Includes a thick, insertable floor liner designed to catch unexpected nutrient spills, plumbing drips, or reservoir overflows, protecting your floors from water and salt damage.

Product Range Specifications Matrix

Model Variant Width Depth Height Geometric Footprint
Grow Tent 145R 145cm 80cm 200cm Rectangular Standard
Grow Tent 145RH 145cm 80cm 230cm Rectangular Extra High
Grow Tent 240R 240cm 120cm 200cm Rectangular Standard
Grow Tent 240RH 240cm 120cm 230cm Rectangular Extra High
Grow Tent 290R 290cm 145cm 200cm Rectangular Standard
Grow Tent 290RH 290cm 145cm 230cm Rectangular Extra High
Grow Tent 300R 300cm 150cm 200cm Rectangular Standard
Grow Tent 300RH 300cm 150cm 230cm Rectangular Extra High
Grow Tent 435R 435cm 145cm 230cm Rectangular Standard Extended
Grow Tent 435R+ 435cm 290cm 230cm Rectangular Double Depth
Grow Tent 450R 450cm 150cm 230cm Rectangular Standard Extended
Grow Tent 450RH 450cm 300cm 230cm Rectangular Extra High / Depth
Grow Tent 580RH 580cm 290cm 230cm Commercial Flagship Extra High

Nursery Layout & Environmental Optimization Tips

  • Sizing Linear Automated Fluid Dynamics: Long, rectangular canopy rows require proper hydraulic pressure distribution to avoid nutrient delivery drop-offs. For mid-sized rectangular layouts (145R through 300RH), drive your drip loops with a **Plont PPH 1100 or PPH 1500 Submersible Pump**. For large commercial footprints (435R up to the massive 580RH), use a commercial-grade **Plont PPH 2500 or PPH 3000 Submersible Pump** to guarantee sharp, even line pressure across extended, multi-pot feeding matrices.
  • Canopy Substrate & Media Configuration: Arrange your breathable fabric aeration pots in clear, parallel rows with an accessible center aisle. Pack pots with a high-porosity 70/30 blend of loose **Coco Coir** and **Horticultural Perlite**. The diamond-structured ADF lining works perfectly with linear layouts, bouncing light sideways into the aisles to ensure complete illumination of outer lower branch nodes.
  • Managing Air Exchange & Thermal Stratification: Rectangular structures can develop dead air pockets at the far ends if ventilation is under-specified. Install your inline extraction fan and activated carbon filter centrally, or run multi-point intake ducting. In Extra High (RH) models, utilize the additional 30cm of vertical headspace to gather built-up heat away from your fixtures, venting it quickly through the upper dual-sock ports before it impacts canopy temperatures.
  • Routine Zipper & Canvas Maintenance Loop: Large commercial layouts mean longer zipper paths and frequent access. Prevent zipper jamming caused by airborne dust and high humidity by clearing out loose threads and applying a dry silicone spray or zipper wax every few months. This protects your photoperiod seal and keeps sliders moving smoothly through intense cycles.

Ideal For (Uses)

  • Aisle-Accessible Hobby & Commercial Growing: The shallow depth profiles of the 145R, 240R, and 300R models let you reach every single plant easily without having to move pots around or squeeze between canvas walls.
  • Multi-Light Linear Production: Perfect for hanging multiple LED bars or HID fixtures in a perfect line, maximizing light distribution along rectangular propagation tables or rolling benches.
  • Industrial-Scale Commercial Facilities: Utilizing massive footprints like the 435R+, 450RH, and 580RH as dedicated, self-contained flowering zones or large-scale phenotype hunting spaces within a commercial warehouse setup.
Additional Information
Size

Grow Tent 145R, Grow Tent 145RH, Grow Tent 240R, Grow Tent 240RH, Grow Tent 290R, Grow Tent 290RH, Grow Tent 300R, Grow Tent 300RH, Grow Tent 435R, Grow Tent 435R+, Grow Tent 450R, Grow Tent 450RH, Grow Tent 580RH

Oversize Item Delivery

Oversized Item Delivery Options

Since oversized items require special handling, we may need to provide a custom freight quote for your order and will contact you with an updated shipping rate.

Available options include:

✔ Delivery to your closest depot for pickup - default method
✔ Direct delivery - requires forklift on site
✔ Direct delivery with tailgate lift truck (extra fees apply)
✔ Forklift loading at our warehouse (no extra charge if you arrange your own freight)
✔ Direct truck delivery (available in Victoria)

Important Notes:

  • Shipping costs vary by location and method
  • Because of the forklift requirement, delivery to the nearest depot is the default option and will be the method used unless you contact us to request otherwise.

Business Delivery:

  • Business delivery is available for commercial customers only
  • If you select business delivery and your products are bulky, it is your responsibility to ensure you have appropriate equipment (including forklifts) to unload products from the delivery truck
  • If you select business delivery and you are not a business, you risk your product not being delivered and may incur additional fees to retrieve your order
  • Business delivery customers must provide a valid business address and contact information
  • Additional fees may apply for failed delivery attempts due to lack of appropriate unloading equipment

Let us know your preference, and we'll arrange the best solution for you!

Shipping & Lead Times

Important Note on Availability & Shipping

Our warehouse serves as our office and logistics centre rather than a retail showroom. Because we ship from multiple locations and manage high-turnover stock, not all items are available for immediate pickup.

Lead Times:

  • In-Stock Items: Usually ready for dispatch the same day.
  • Supplier-Dependent Items: Usually take 2–8 weeks to arrive, depending on supplier availability. Products from Adloheat may take 8–12 weeks to manufacture—they are made to order in Australia by a small business, and longer lead times reflect the care put into quality.

While we strive for fast delivery, some timelines are subject to supplier availability and are beyond our control. We appreciate your patience as we source the best quality gear for your project.

Biosecurity & Interstate Shipping Restrictions

Due to strict state biosecurity regulations, we are unable to ship some products to certain states and territories:

  • Potting Mixes cannot be shipped to Western Australia (WA), the Northern Territory (NT), or Tasmania (TAS).
  • Seeds cannot be shipped to Western Australia (WA).

Orders placed for these items to restricted states will be cancelled and refunded. It is the customer's responsibility to ensure that the items being ordered can lawfully be delivered to their state or territory.

Price Match Guarantee

We Offer the Best Prices

We are committed to offering our customers the best prices possible. If you find the exact same product advertised at a lower price elsewhere, we invite you to contact us and we will review your price match request.

Price Match Conditions:

  • The competitor must be an Australian-based seller with a physical presence in Australia
  • The product must be the exact same item with a matching SKU or model number
  • The product must be in stock and available for purchase at the competitor
  • The lower price must be publicly advertised and currently available (not a clearance, closeout, or discontinued item)
  • Price matching excludes marketplace platforms including but not limited to Temu and Aliexpress
  • Price matching requests must be made before purchase

How to Request a Price Match:

To request a price match, please contact us at sales@greenhousepolytunnels.com.au with a link to the competitor's product listing, or call us on 0418 438 774. Please include the product details and the advertised lower price. We will review your request and respond within 2 business days.

Still Unsure?

Book an appointment with one of our team members. We are here to assist you every step of the way.