Skip to content
We Help Homeowners Make A Neighbor Jealous With ✓ FREE Shipping ✓ Lowest Prices ✓ Exceptional Reviews
We Help Homeowners Make A Neighbor Jealous With ✓ FREE Shipping ✓ Lowest Prices ✓ Exceptional Reviews
Expert Support

Call (725)-239-9966 for special pricing.

2,000+ Happy Customers & Jealous Neighbors
500+ 5 Star Reviews
Free Shipping

On Orders Over $200!

Hoklartherm Riga Greenhouses 5 (165 sq.ft.)

by Exaco
SKU RIGA-V
Sale Sale
Original price $9,998.75
Original price $9,998.75 - Original price $9,998.75
Original price $9,998.75
Current price $7,999.00
$7,999.00 - $7,999.00
Current price $7,999.00

✓ Exaco Preferred Dealer & 15 Year Standard Warranty
✓ Massive Customization Options, Call Us Today For Your Own Representative
✓ Premium Glass & Metal Frame Prevents Replacing Cheap Greenhouses Every Year

Safe and Secure Checkout Badge
Why Buy From Us?

Fast Response & Service Times & FREE Shipping: You will always reach a real person.

Real, Friendly, Expert Staff Trusted By Thousands of Home Owners and Contractors!

Price Match Guarantee Ensures You'll Receive The Best Deal Online Even After Your Purchase.

Authorized Retailer For All Brands: Only new warrantied equipment for peace of mind.

Shipping & Handling For Exaco

Handling Time: Ships in 5 to 9 business days. Custom items may take longer.

Shipping Time: Please allow 2-9 business days for delivery to your curbside.

Our goal is to get your order to you as quickly as possible. This item ships to all States of the contiguous U.S.A (lower 48). Please note that all shipments over 100lbs go by LTL freight. For more information check out our Shipping Policy.

Cancellation/Return Policy For Exaco

Return Policy: Exaco generally does not accept returns as everything is built to order. Exceptions apply.

Any order can be canceled within 24 hours of payment.

After 24 hours, most orders will be packed and placed for pickup by the shipping carriers. Once picked up, the item will be considered shipped.

Custom, Built-To-Order, on demand products cannot be canceled or refunded after 24 hours, as these products are put into production specifically for your order. 

Damaged Items:

All orders are protected by the manufacturer's warranty. We will repair, or replace any item damaged during shipment or faulty upon arrival as long as the documentation is provided.

Support Agent

Questions? We Are Here To Help!


Call Us Now:  725-239-9966
Instant Live Chat:  Click to Chat
Mon-Fri: 8am-7pm PST

Strength, Efficiency, and European Precision Unite in the RIGA 5 Greenhouse

Have you ever wanted to grow your own vegetables, flowers, or plants all year round? The Hoklartherm Riga Greenhouse 5 is here to help you make that dream come true! With 165 square feet of space, this greenhouse is perfect for both beginners and experienced gardeners. It's designed to protect your plants from harsh weather and keep them thriving even in the coldest months.

This greenhouse isn't just about growing plants – it's also about having fun. Imagine spending time in your own little garden paradise, watching your plants grow, and maybe even sharing your homegrown produce with family and friends. The Riga Greenhouse 5 gives you a special place to connect with nature and learn more about gardening.

Image showcasing the Exaco RIGA 5 Greenhouse during autumn.

Create a Thriving, Enchanting Garden All Year with RIGA Greenhouses

  • Spacious Interior: With 165 square feet of growing space, you have plenty of room for all your plants.
  • Strong Construction: The frame is made of aluminum that won't rust, and the walls are tough twin-wall polycarbonate. This means the greenhouse can handle strong winds, heavy rain, and even snow.
  • Optimal Light and UV Protection: The special panels let in lots of light while blocking harmful UV rays. This helps your plants get the light they need without getting damaged.
  • Superior Ventilation: The roof vents can be adjusted, and there's a side window that you can open to let fresh air in. This helps keep the temperature and air just right for your plants.
  • Easy Access: The greenhouse has double doors that open wide, making it easy to go in and out, even with tools or a wheelbarrow.
  • Thermal Efficiency: The greenhouse stays warm inside during the cold months, so you can grow plants all year long.
  • User-Friendly Assembly: The greenhouse comes with clear instructions and pre-drilled holes, making it easy to put together with just a few tools.
  • Low Maintenance: The materials used are very durable, so you don't have to spend a lot of time taking care of the greenhouse. You can focus more on your plants.
  • Versatile Use: You can use this greenhouse to grow vegetables, flowers, herbs, tropical plants, and more. It's perfect for gardening all year round.
  • Optional Stability: You can add a galvanized steel base if you want extra stability for your greenhouse.
The image shows the Exaco RIGA 5 Greenhouse, inside with plants and shelves, outside with its curved aluminum frame and transparent walls, plus nearby metal planters.

Extend the Growing Season for Your Favorite Crops with the Exaco RIGA Greenhouse

One of the best things about this greenhouse is its great ventilation system. It comes with adjustable roof vents and a side window that you can open to let fresh air in. This helps keep the temperature and humidity just right for your plants. Plus, the double doors make it easy to get in and out, even if you're carrying gardening tools or a wheelbarrow.

The Riga Greenhouse 5 is strong and built to last. Its aluminum frame won't rust, and the tough walls keep it warm inside. The special panels let in lots of light but block harmful UV rays, so your plants get what they need to grow. Plus, it stands up to wind, rain, and snow!

So, if you're ready to start your gardening adventure, the Hoklartherm Riga Greenhouse 5 is the perfect choice. Get started today and see how much fun gardening can be!

Hoklartherm Greenhouse with raised base, extended door & exhaust vent

Let Your Plants Breathe Easy and Flourish with A RIGA Greenhouse

Made in Germany Built by Hoklartherm, a company with 28 years of experience in making greenhouses. This ensures you get a top-quality product.
Strong and Durable Known as the toughest greenhouse you can get for under $5,000. It uses strong materials and has secure frame profiles that won't loosen over time.
Superior Ventilation Has better windows and doors for ventilation compared to other greenhouses, which means better airflow for your plants.
High-Quality Glazing Uses high-quality polycarbonate glazing from Germany, which is better than common options like Polygal or GE glazing.
Adaptable Shelving Comes with an optional two-layer shelving system that has removable inserts for tall plants. Also includes a Seedtray/Bench shelf and a strong top shelf for various plant sizes.
Secure Foundation The optional 6-inch high foundation frame can be buried to anchor the greenhouse securely, so you don't have to worry about it moving.
The Exaco RIGA Greenhouse 5 on a backyard with rear window and roof vents open

Experience the Comfort and Peace of Mind with a Secure and Sturdy Greenhouse

Attractive Design Adds a stylish touch to high-end gardens. It looks good while also being functional.
Top Quality Comparable to well-known car brands like Volkswagen or Volvo, it stands out for its strength, durability, insulation, and extra features.
Good Insulation Provides the right amount of insulation to keep your plants growing all year round without high heating costs.
Flexible Sizes Available in five different sizes, so you can choose the one that fits your gardening needs.
Easy Assembly Comes with a DVD and written instructions to help you set it up easily.
Proactive Sizing It's recommended to buy one size larger than you think you'll need to allow for future growth and expansion.
The Exaco RIGA 5 Greenhouse lit from the inside with some silhouettes of plants at night.

Download Manual of Riga 5 Greenhouse

Specifications of Exaco RIGA 5

Construction Durability Extremely heavy-duty construction ensures the greenhouse's robustness and longevity.
Insulation Quality First-class insulation with an R or K-value of 3.0, providing optimal thermal performance.
Warranty Polycarbonate has a 10-year warranty, and the frame is covered for 15 years, offering peace of mind for an extended period.
Secure Dutch Barn Door Heavy-duty Dutch Barn Door with a keyed lock, available in two sizes (30" wide x 72" tall for narrow units and 79" tall for wide units), ensuring security and easy access.
Oversized Rear Wall Window An oversized rear wall window (30" wide x 42" high) with an adjustment arm provides additional ventilation and natural light.
Roof Window with Opener Roof window(s) measuring 40" wide x 24" deep, equipped with an automatic window opener, enhances air circulation and temperature control.
UV Coated Twin Wall Polycarbonate 8 MM UV coated twin-wall polycarbonate covers the main body, offering UV protection and durability.
Extra Strength in Front & Back Walls 10 MM twin-wall polycarbonate in front and back walls provides additional strength to withstand various weather conditions.
Variable Walking Heights Inside walking height varies, with 6'1" near shelves, 6'11" in the middle of the narrow unit, and 7'6" high for a wide unit, ensuring comfortable movement and workspace.
Efficient Assembly Assembly time requires two people for one full day. Having three people can make the process easier, reducing it to 6-8 hours (excluding any shelves).

Boost Your Gardening Game with Optional Accessory Kit

The standard accessory kit for all RIGA models makes your greenhouse more useful and stable. It includes a top shelf and a bottom shelf for storing plants or tools, and a foundation frame base that keeps the greenhouse steady, especially if it's not cemented down. This bundle is offered at a lower price and fits any Riga greenhouse, adding more storage and stability.

Exaco RIGA Greenhouse bottom shelf with plants displayed on top

Top & Bottom Shelves

Keep plants and tools organized with a 10" wide top shelf and 25" wide bottom shelf.

Close up image of a foundation frame for Exaco Riga Greenhouses

Foundation Frame Base

The foundation frame for Riga Greenhouses is buried in a trench if not anchored to concrete and is available for all sizes.

Create A Consistent Growing Environment in Your Greenhouse

Automated aluminum louver Exaco Modern greenhouse vent for temperature and humidity control.

Intake Shutter Vent

The Intake Shutter Vent, used with an Exhaust Fan, controls airflow in the greenhouse and is available in 16", 20", and 24" sizes.

Exaco

Solar Powered Exhaust Fan

Exaco's Solar Powered Exhaust Fan offers greenhouse ventilation without electricity and includes a lifetime warranty on the brushless motor.

Exaco Exhaust Fan in white background

Exhaust Vent with Fan

Available in 12", 16", and 20" sizes, circulates air to optimize growing conditions and comes with a 110-volt cord, plug, and an optional thermostat.

Exaco Bio Green Palma Greenhouse Heater 110V in white background

Bio Green Palma Greenhouse Heater

Portable and powerful, this lightweight greenhouse heater safeguards your plants against cold weather.

Exaco Bio Green Thermostat in white background

Bio Green Thermo2 Digital Thermostat

A digital thermostat provides precise control over your greenhouse's growing environment.

The Dayton Big Red Heater on a metal surface, used for Exaco Greenhouses

Dayton Big Red Heater

Heats up to 600 square feet with auto overheat protection and a temperature range of 37-113°F.

Expand Your Greenhouse's Capabilities with Specialized Add-Ons

Close up of Exaco Riga greenhouse vent with spindle opener

Additional Roof Vent

The RIGA Automatic Window Opener features a quick-release arm for easy disconnection during bad weather.

Detailed view of a spindle window opener for Exaco greenhouses, featuring diagrams and close-up images of its components including tension springs and adjustment mechanisms

Spindle Roof Opener

Manual roof window opener that works like a large threaded screw. Long handle is needed to operate, not included.

Close up of sash lock for Exaco Greenhouses

Sash Lock

Recommended to shut roof windows in winter and stormy weather. Also used to shut top half door.

A close-up of a metal cable wind restraint system securing a greenhouse roof window.

Roof Window Restraints

The roof window restraint kit uses two 15-inch stainless steel cables with nuts and bolts to protect auto-openers from strong winds.

Maximize Space and Accessibility in Your RIGA Greenhouse

Close up image of the Exaco RIGA greenhouse top shelf with support

Top Shelf

Show off your plant babies with a 10" wide top shelf. Price and length varies per size.

Top and bottom shelves for Exaco Riga greenhouses with plants on display

Bottom Shelf

Store your tools on a 25" wide bottom shelf. Price and length varies per size.

A drop door kit for Exaco RIGA Greenhouse

Drop Door Extension Kit

To raise greenhouse 20” when placed on stem wall. Sizes vary per greenhouse model.

From Foundation to Roof — Essential Miscellaneous Add-Ons

The foundation frame for Riga Greenhouses can be installed in a trench without concrete and is available in various sizes and prices per model. T-bolts easily insert into greenhouse profile channels and come in a set of 5 with adjustable length hooks. The kit for vining plants includes 10 plastic inserts, hooks, and a small stainless steel S-hook, and installs easily in greenhouse channels. Suitable for greenhouses up to 20 feet, features 5 adjustable misters. Easily customize the water flow and shorten the kit as needed.
Solar-powered light mounted on a greenhouse wall, providing energy-efficient lighting to support plant growth and extend daylight hours. Enhance plant growth with a lightweight 48" anodized aluminum grow light, perfect for the winter season, backed by a 5-year warranty. The solid rubber greenhouse ramp facilitates easy wheelbarrow access and measures 49cm wide by 31cm long by 10cm high. Stainless steel hammerhead bolts and nuts for attaching accessories to aluminum frames, available in 12mm (Victorian) or 15mm (RIGA) lengths. Set includes 20 bolts and nuts.

RIGA Greenhouse Overview and Installation Steps Videos

    Compare products

    {"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

    Select first item to compare

    Select second item to compare

    Select third item to compare

    Compare

    Strength, Efficiency, and European Precision Unite in the RIGA 5 Greenhouse

    Have you ever wanted to grow your own vegetables, flowers, or plants all year round? The Hoklartherm Riga Greenhouse 5 is here to help you make that dream come true! With 165 square feet of space, this greenhouse is perfect for both beginners and experienced gardeners. It's designed to protect your plants from harsh weather and keep them thriving even in the coldest months.

    This greenhouse isn't just about growing plants – it's also about having fun. Imagine spending time in your own little garden paradise, watching your plants grow, and maybe even sharing your homegrown produce with family and friends. The Riga Greenhouse 5 gives you a special place to connect with nature and learn more about gardening.

    Image showcasing the Exaco RIGA 5 Greenhouse during autumn.

    Create a Thriving, Enchanting Garden All Year with RIGA Greenhouses

    • Spacious Interior: With 165 square feet of growing space, you have plenty of room for all your plants.
    • Strong Construction: The frame is made of aluminum that won't rust, and the walls are tough twin-wall polycarbonate. This means the greenhouse can handle strong winds, heavy rain, and even snow.
    • Optimal Light and UV Protection: The special panels let in lots of light while blocking harmful UV rays. This helps your plants get the light they need without getting damaged.
    • Superior Ventilation: The roof vents can be adjusted, and there's a side window that you can open to let fresh air in. This helps keep the temperature and air just right for your plants.
    • Easy Access: The greenhouse has double doors that open wide, making it easy to go in and out, even with tools or a wheelbarrow.
    • Thermal Efficiency: The greenhouse stays warm inside during the cold months, so you can grow plants all year long.
    • User-Friendly Assembly: The greenhouse comes with clear instructions and pre-drilled holes, making it easy to put together with just a few tools.
    • Low Maintenance: The materials used are very durable, so you don't have to spend a lot of time taking care of the greenhouse. You can focus more on your plants.
    • Versatile Use: You can use this greenhouse to grow vegetables, flowers, herbs, tropical plants, and more. It's perfect for gardening all year round.
    • Optional Stability: You can add a galvanized steel base if you want extra stability for your greenhouse.
    The image shows the Exaco RIGA 5 Greenhouse, inside with plants and shelves, outside with its curved aluminum frame and transparent walls, plus nearby metal planters.

    Extend the Growing Season for Your Favorite Crops with the Exaco RIGA Greenhouse

    One of the best things about this greenhouse is its great ventilation system. It comes with adjustable roof vents and a side window that you can open to let fresh air in. This helps keep the temperature and humidity just right for your plants. Plus, the double doors make it easy to get in and out, even if you're carrying gardening tools or a wheelbarrow.

    The Riga Greenhouse 5 is strong and built to last. Its aluminum frame won't rust, and the tough walls keep it warm inside. The special panels let in lots of light but block harmful UV rays, so your plants get what they need to grow. Plus, it stands up to wind, rain, and snow!

    So, if you're ready to start your gardening adventure, the Hoklartherm Riga Greenhouse 5 is the perfect choice. Get started today and see how much fun gardening can be!

    Hoklartherm Greenhouse with raised base, extended door & exhaust vent

    Let Your Plants Breathe Easy and Flourish with A RIGA Greenhouse

    Made in Germany Built by Hoklartherm, a company with 28 years of experience in making greenhouses. This ensures you get a top-quality product.
    Strong and Durable Known as the toughest greenhouse you can get for under $5,000. It uses strong materials and has secure frame profiles that won't loosen over time.
    Superior Ventilation Has better windows and doors for ventilation compared to other greenhouses, which means better airflow for your plants.
    High-Quality Glazing Uses high-quality polycarbonate glazing from Germany, which is better than common options like Polygal or GE glazing.
    Adaptable Shelving Comes with an optional two-layer shelving system that has removable inserts for tall plants. Also includes a Seedtray/Bench shelf and a strong top shelf for various plant sizes.
    Secure Foundation The optional 6-inch high foundation frame can be buried to anchor the greenhouse securely, so you don't have to worry about it moving.
    The Exaco RIGA Greenhouse 5 on a backyard with rear window and roof vents open

    Experience the Comfort and Peace of Mind with a Secure and Sturdy Greenhouse

    Attractive Design Adds a stylish touch to high-end gardens. It looks good while also being functional.
    Top Quality Comparable to well-known car brands like Volkswagen or Volvo, it stands out for its strength, durability, insulation, and extra features.
    Good Insulation Provides the right amount of insulation to keep your plants growing all year round without high heating costs.
    Flexible Sizes Available in five different sizes, so you can choose the one that fits your gardening needs.
    Easy Assembly Comes with a DVD and written instructions to help you set it up easily.
    Proactive Sizing It's recommended to buy one size larger than you think you'll need to allow for future growth and expansion.
    The Exaco RIGA 5 Greenhouse lit from the inside with some silhouettes of plants at night.

    Download Manual of Riga 5 Greenhouse

    Specifications of Exaco RIGA 5

    Construction Durability Extremely heavy-duty construction ensures the greenhouse's robustness and longevity.
    Insulation Quality First-class insulation with an R or K-value of 3.0, providing optimal thermal performance.
    Warranty Polycarbonate has a 10-year warranty, and the frame is covered for 15 years, offering peace of mind for an extended period.
    Secure Dutch Barn Door Heavy-duty Dutch Barn Door with a keyed lock, available in two sizes (30" wide x 72" tall for narrow units and 79" tall for wide units), ensuring security and easy access.
    Oversized Rear Wall Window An oversized rear wall window (30" wide x 42" high) with an adjustment arm provides additional ventilation and natural light.
    Roof Window with Opener Roof window(s) measuring 40" wide x 24" deep, equipped with an automatic window opener, enhances air circulation and temperature control.
    UV Coated Twin Wall Polycarbonate 8 MM UV coated twin-wall polycarbonate covers the main body, offering UV protection and durability.
    Extra Strength in Front & Back Walls 10 MM twin-wall polycarbonate in front and back walls provides additional strength to withstand various weather conditions.
    Variable Walking Heights Inside walking height varies, with 6'1" near shelves, 6'11" in the middle of the narrow unit, and 7'6" high for a wide unit, ensuring comfortable movement and workspace.
    Efficient Assembly Assembly time requires two people for one full day. Having three people can make the process easier, reducing it to 6-8 hours (excluding any shelves).

    Boost Your Gardening Game with Optional Accessory Kit

    The standard accessory kit for all RIGA models makes your greenhouse more useful and stable. It includes a top shelf and a bottom shelf for storing plants or tools, and a foundation frame base that keeps the greenhouse steady, especially if it's not cemented down. This bundle is offered at a lower price and fits any Riga greenhouse, adding more storage and stability.

    Exaco RIGA Greenhouse bottom shelf with plants displayed on top

    Top & Bottom Shelves

    Keep plants and tools organized with a 10" wide top shelf and 25" wide bottom shelf.

    Close up image of a foundation frame for Exaco Riga Greenhouses

    Foundation Frame Base

    The foundation frame for Riga Greenhouses is buried in a trench if not anchored to concrete and is available for all sizes.

    Create A Consistent Growing Environment in Your Greenhouse

    Automated aluminum louver Exaco Modern greenhouse vent for temperature and humidity control.

    Intake Shutter Vent

    The Intake Shutter Vent, used with an Exhaust Fan, controls airflow in the greenhouse and is available in 16", 20", and 24" sizes.

    Exaco

    Solar Powered Exhaust Fan

    Exaco's Solar Powered Exhaust Fan offers greenhouse ventilation without electricity and includes a lifetime warranty on the brushless motor.

    Exaco Exhaust Fan in white background

    Exhaust Vent with Fan

    Available in 12", 16", and 20" sizes, circulates air to optimize growing conditions and comes with a 110-volt cord, plug, and an optional thermostat.

    Exaco Bio Green Palma Greenhouse Heater 110V in white background

    Bio Green Palma Greenhouse Heater

    Portable and powerful, this lightweight greenhouse heater safeguards your plants against cold weather.

    Exaco Bio Green Thermostat in white background

    Bio Green Thermo2 Digital Thermostat

    A digital thermostat provides precise control over your greenhouse's growing environment.

    The Dayton Big Red Heater on a metal surface, used for Exaco Greenhouses

    Dayton Big Red Heater

    Heats up to 600 square feet with auto overheat protection and a temperature range of 37-113°F.

    Expand Your Greenhouse's Capabilities with Specialized Add-Ons

    Close up of Exaco Riga greenhouse vent with spindle opener

    Additional Roof Vent

    The RIGA Automatic Window Opener features a quick-release arm for easy disconnection during bad weather.

    Detailed view of a spindle window opener for Exaco greenhouses, featuring diagrams and close-up images of its components including tension springs and adjustment mechanisms

    Spindle Roof Opener

    Manual roof window opener that works like a large threaded screw. Long handle is needed to operate, not included.

    Close up of sash lock for Exaco Greenhouses

    Sash Lock

    Recommended to shut roof windows in winter and stormy weather. Also used to shut top half door.

    A close-up of a metal cable wind restraint system securing a greenhouse roof window.

    Roof Window Restraints

    The roof window restraint kit uses two 15-inch stainless steel cables with nuts and bolts to protect auto-openers from strong winds.

    Maximize Space and Accessibility in Your RIGA Greenhouse

    Close up image of the Exaco RIGA greenhouse top shelf with support

    Top Shelf

    Show off your plant babies with a 10" wide top shelf. Price and length varies per size.

    Top and bottom shelves for Exaco Riga greenhouses with plants on display

    Bottom Shelf

    Store your tools on a 25" wide bottom shelf. Price and length varies per size.

    A drop door kit for Exaco RIGA Greenhouse

    Drop Door Extension Kit

    To raise greenhouse 20” when placed on stem wall. Sizes vary per greenhouse model.

    From Foundation to Roof — Essential Miscellaneous Add-Ons

    The foundation frame for Riga Greenhouses can be installed in a trench without concrete and is available in various sizes and prices per model. T-bolts easily insert into greenhouse profile channels and come in a set of 5 with adjustable length hooks. The kit for vining plants includes 10 plastic inserts, hooks, and a small stainless steel S-hook, and installs easily in greenhouse channels. Suitable for greenhouses up to 20 feet, features 5 adjustable misters. Easily customize the water flow and shorten the kit as needed.
    Solar-powered light mounted on a greenhouse wall, providing energy-efficient lighting to support plant growth and extend daylight hours. Enhance plant growth with a lightweight 48" anodized aluminum grow light, perfect for the winter season, backed by a 5-year warranty. The solid rubber greenhouse ramp facilitates easy wheelbarrow access and measures 49cm wide by 31cm long by 10cm high. Stainless steel hammerhead bolts and nuts for attaching accessories to aluminum frames, available in 12mm (Victorian) or 15mm (RIGA) lengths. Set includes 20 bolts and nuts.

    RIGA Greenhouse Overview and Installation Steps Videos