888-840-5303 Call us for help.
Free Shipping On everything.
   My Account | shopping cart Cart (0) | Checkout  
888-840-5303 Call us for help.
Free Shipping On everything.
Found a lower price? Call us. We will beat it.
Filter By
School Greenhouses
Lean-To Greenhouses
Cold Frames
Raised Garden Beds
  Cooling & Ventilation
  Benches & Shelving
  Shade Cloths & Covers
  Growing & Composting
  Rain Barrels & Watering
Storage Sheds
Cross Country
Early Start
Little Cottage Company
Outdoor Living Today
Rhino Shelter
Riverstone Industries
Santa Barbara
Spring Gardener
Sunshine GardenHouse

Poly-Tex Cold Frame Double
[MPN: HG3300]

List Price: $159.00
Our Price: $129.00
Available Options:
Quantity Availability: In Stock

We'll beat any online competitor's price!

If you find this item at a lower price elsewhere including shipping and any taxes, please email us or give us a call and we will do everything we can to beat any valid online competitor's price! Be sure to include the link to the other site.

*We can not price match local stores, warehouses, price clubs, or prior sales and the item must be new and in stock. Please see our guarantee for more details.

  • Free Shipping
  • Authorized Retailer
  • Full Warranties
  • Lifetime Support
  • Low Price Guarantee
  • No Sales Tax* (only TX)
  • Secure Ordering
  • Superior Customer Service

poly-tex greenhouse 5 year warrantyThe Cold Frame Double from Poly-Tex, one of the nation's largest builders of retail and commercial greenhouses, is the most economical way to begin growing your seedlings and small plants before the growing season.

Shipping included for the contiguous United StatesPoly-Tex has brought its years of expertise to its cold frames, and the result are models that combine durability, function, and an attractive design in an affordable package.

Poly-Tex logoThe Cold Frame Double uses clear and virtually unbreakable SnapGlas™ polycarbonate panels that are designed to retain heat while slightly diffusing light, making it ideal for your plants. The strong frame is made of corrosion resistant aluminum and is designed for easy assembly.

The Cold Frame Double provides the durability of a hobby greenhouse in a compact and practical package, ensuring that it will help to begin growing your plants for years to come.

poly-tex cold frame doublepoly-tex cold frame double

poly-tex cold frame double external dimensionspoly-tex cold frame double internal dimensions


  • Model: HG3300
  • UPC: 894275000229
  • External dimensions: 41" width x 41" length x 21" peak height
  • Color: clear
  • Clear, single-wall, UV-protected SnapGlas™ polycarbonate panels
  • Corrosion resistant aluminum frame
  • Frame uses rigid polypropylene SmartLock™ connectors
  • Designed for easy assembly
  • 2 hinged, adjustable doors for excellent ventilation and easy access
  • Sloped lid maximizes sunlight and allows excess rain to run off
  • Hold-down spikes are included to anchor the cold frame down at each corner
  • Over 9 sq. ft. of growing space
  • Shipping via UPS in 1 carton: 43” x 22” x 4” carton, 13 lbs.
  • Engineered and manufactured in Israel by Palram
  • 5 year limited warranty

About Palram

Palram Industries Corporate Video

Palram Industries Polycarbonate Panels

Palram 50th anniversary logoEstablished in 1963 with just one manufacturing plant in Israel, Palram Industries Ltd. has expanded into a leading global manufacturer of semi-finished and finished polycarbonate along with other thermoplastic sheets and consumer products. Its catalog is now widely distributed throughout the world and is used in the hobby, construction, agricultural, glazing, fabrication, advertising, and architectural industries.

Palram headquartersToday Palram has eight state-of-the-art production facilities and warehouses located in Israel, the United States, England, Germany, China, and Russia. Each has achieved ISO 9001:2008 quality assurance accreditation, and Palram employs well over 1000 people throughout the world. Palram polycarbonate can be found in places ranging from stadium roofs, hospitals and public facilities to homeowners' backyards.

In the United States Palram has become the leading supplier of hobby greenhouse kits. Its Snap & Grow and Nature/Mythos line of affordable, high-quality aluminum greenhouses is available in a wide variety of sizes and is distributed exclusively by Poly-Tex.

Palram headquartersPalram also is the largest supplier of greenhouses with strong resin-based frames through its acquisition of Rion Greenhouses. And its Feria line of patio covers is the best value on the market as they offer shade and protection from the elements for your patio in a huge variety of sizes at a very affordable price.

Palram factory floorSuperior attention to detail, technological innovation, and customer service is what has allowed Palram to grow into one of the world's largest greenhouse suppliers over the past several decades. All Palram products are backed by a solid warranty and phone support is available before and after your purchase for any questions that customers may have.

The greenhouses and patio covers have been designed for easy assembly as well as durability for various climates around the world. The company has been vetted by investors as well as it has been public since 1994, with 25% being held by German conglomerate Bayer AG. With the support of tens of thousands of satisfied customers all over the world, Palram hopes to continue its remarkable growth as an industry leader for another 50 years.

Manuals: Poly-Tex Cold Frame Double Manual [2,607 k] 
Product Reviews
Be the first to review this product. Rate it now.