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Hoklartherm RIGA XL 8 Greenhouse 14' x 26'3"

by Exaco
SKU Riga-XL-8
Sale Sale
Original price $23,748.75
Original price $23,748.75 - Original price $23,748.75
Original price $23,748.75
Current price $17,099.00
$17,099.00 - $17,099.00
Current price $17,099.00
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Introducing the Hoklartherm RIGA XL 8 Greenhouse: Nurture Greenery, Defy Seasons

Imagine having a special place where you can grow your favorite plants all year round. The RIGA XL 8 Greenhouse is just that—a big, sturdy greenhouse that gives you lots of space to grow everything from flowers to vegetables, no matter the weather outside.

This greenhouse is huge! It’s about 14 feet wide and almost 20 feet long, giving you 280 square feet of space. That’s like having a whole extra room in your backyard just for your plants. The tall roof means even the biggest plants can grow tall without hitting the ceiling.

Grow Your Dream Garden and Savor Fresh Produce Anytime

  • Grow All Year: The Riga XL 8 Greenhouse lets you cultivate fresh vegetables, herbs, and flowers in any season, providing a controlled environment that keeps your plants flourishing regardless of outdoor conditions.
  • Superior Insulation: Featuring 16-mm triple-wall polycarbonate panels, the Riga XL 8 maintains a consistent, warm environment inside, protecting your plants during the coldest weather.
  • Weather Resilience: Designed to withstand harsh conditions, this greenhouse effectively handles heavy snow (up to 25 lbs/sq ft) and strong winds (up to 80 mph), ensuring your plants remain secure and thriving.
  • Optimal Ventilation: Equipped with four roof windows that automatically open, the greenhouse ensures excellent airflow, regulating temperature and humidity to create a healthy growing environment.
  • Efficient Water Management: The integrated gutter system directs water away from the greenhouse, preventing water buildup and maintaining a dry, healthy space for your plants.
Hoklartherm RIGA XL Greenhouse with plants inside

Escape the Ordinary. Find Your Zen in Your Own Greenhouse.

Built with strong aluminum frames and thick polycarbonate panels, the RIGA XL 8 is made to last. These panels are special because they keep the inside warm and let in lots of light while protecting your plants from harsh weather. Rain, snow, or too much sun? No problem. Your plants will stay cozy and safe.

Whether you’re a beginner or an experienced gardener, the Hoklartherm RIGA XL 8 Greenhouse makes growing plants fun and easy. It’s perfect for anyone who loves gardening and wants a big, reliable space to grow their favorite plants.

Ready to start your gardening adventure? The RIGA XL 8 is here to help you grow your dream garden. Order yours today!

Exaco RIGA XL 8 Greenhouse at night

Maximize Your Gardening Space and Watch Your Garden Flourish

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.
Exaco RIGA XL 8 Greenhouse view at night

Simplify Gardening and Feel Empowered, No Matter Your Experience Level

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.
RIGA XL 8 Greenhouse with tomato plants

Download Manuals of Riga Greenhouse XL 8

Specifications of Riga XL 8 Greenhouse

Construction Extremely heavy-duty construction for robust and durable greenhouse structure.
Insulation First-class insulation with an R or K-value of 3.0.
Warranty Polycarbonate: 10 years; Frame: 15 years.
Doors Two heavy-duty Dutch Barn Doors (front and back) with a keyed lock.
Door Dimensions 37.5" wide x 74" high.
Roof Window(s) 37.5" w x 39.5" h; equipped with an Automatic Window Opener.
Polycarbonate Thickness 16 mm triple-wall polycarbonate for enhanced durability and insulation.
Assembly Time Requires 2 to 3 people, estimated assembly time of 2 to 3 days.

Boost Your Gardening Game with Optional Bundled Accessory Kits

Exaco RIGA XL Pro Accessory Kit inclusions

RIGA XL Pro Accessory Kit

This collection of accessories for RIGA XL greenhouses (models 5, 6, or 9) includes shelves, LED grow lights, vents, fans, thermostat, heater, seed trays, hooks, and an installation kit.

The optional standard accessories for Exaco RIGA Greenhouses. The kit includes top shelf, bottom shelf and foundation frame.

Standard Accessory Kit

The standard accessory kit, a discounted bundle offered for all Riga models, includes a top shelf, bottom shelf (seed tray), and foundation frame base; pricing varies by model due to size differences in component accessories.

The Exaco RIGA Assembly Facilitation kit contains tools that will make the assembly process go smoothly and correctly.

Assembly Facilitation Kit

The RIGA Assembly Facilitation kit contains a 25' metric tape measure, 10mm socket wrench, 10 mm open wrench, 2 20' J-hook ratchet straps, window restraint cables, Boss 399 silicone caulk (2 tubes), and a permanent marker.

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 XL Greenhouse Overview and Installation Steps Videos

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    Introducing the Hoklartherm RIGA XL 8 Greenhouse: Nurture Greenery, Defy Seasons

    Imagine having a special place where you can grow your favorite plants all year round. The RIGA XL 8 Greenhouse is just that—a big, sturdy greenhouse that gives you lots of space to grow everything from flowers to vegetables, no matter the weather outside.

    This greenhouse is huge! It’s about 14 feet wide and almost 20 feet long, giving you 280 square feet of space. That’s like having a whole extra room in your backyard just for your plants. The tall roof means even the biggest plants can grow tall without hitting the ceiling.

    Grow Your Dream Garden and Savor Fresh Produce Anytime

    • Grow All Year: The Riga XL 8 Greenhouse lets you cultivate fresh vegetables, herbs, and flowers in any season, providing a controlled environment that keeps your plants flourishing regardless of outdoor conditions.
    • Superior Insulation: Featuring 16-mm triple-wall polycarbonate panels, the Riga XL 8 maintains a consistent, warm environment inside, protecting your plants during the coldest weather.
    • Weather Resilience: Designed to withstand harsh conditions, this greenhouse effectively handles heavy snow (up to 25 lbs/sq ft) and strong winds (up to 80 mph), ensuring your plants remain secure and thriving.
    • Optimal Ventilation: Equipped with four roof windows that automatically open, the greenhouse ensures excellent airflow, regulating temperature and humidity to create a healthy growing environment.
    • Efficient Water Management: The integrated gutter system directs water away from the greenhouse, preventing water buildup and maintaining a dry, healthy space for your plants.
    Hoklartherm RIGA XL Greenhouse with plants inside

    Escape the Ordinary. Find Your Zen in Your Own Greenhouse.

    Built with strong aluminum frames and thick polycarbonate panels, the RIGA XL 8 is made to last. These panels are special because they keep the inside warm and let in lots of light while protecting your plants from harsh weather. Rain, snow, or too much sun? No problem. Your plants will stay cozy and safe.

    Whether you’re a beginner or an experienced gardener, the Hoklartherm RIGA XL 8 Greenhouse makes growing plants fun and easy. It’s perfect for anyone who loves gardening and wants a big, reliable space to grow their favorite plants.

    Ready to start your gardening adventure? The RIGA XL 8 is here to help you grow your dream garden. Order yours today!

    Exaco RIGA XL 8 Greenhouse at night

    Maximize Your Gardening Space and Watch Your Garden Flourish

    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.
    Exaco RIGA XL 8 Greenhouse view at night

    Simplify Gardening and Feel Empowered, No Matter Your Experience Level

    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.
    RIGA XL 8 Greenhouse with tomato plants

    Download Manuals of Riga Greenhouse XL 8

    Specifications of Riga XL 8 Greenhouse

    Construction Extremely heavy-duty construction for robust and durable greenhouse structure.
    Insulation First-class insulation with an R or K-value of 3.0.
    Warranty Polycarbonate: 10 years; Frame: 15 years.
    Doors Two heavy-duty Dutch Barn Doors (front and back) with a keyed lock.
    Door Dimensions 37.5" wide x 74" high.
    Roof Window(s) 37.5" w x 39.5" h; equipped with an Automatic Window Opener.
    Polycarbonate Thickness 16 mm triple-wall polycarbonate for enhanced durability and insulation.
    Assembly Time Requires 2 to 3 people, estimated assembly time of 2 to 3 days.

    Boost Your Gardening Game with Optional Bundled Accessory Kits

    Exaco RIGA XL Pro Accessory Kit inclusions

    RIGA XL Pro Accessory Kit

    This collection of accessories for RIGA XL greenhouses (models 5, 6, or 9) includes shelves, LED grow lights, vents, fans, thermostat, heater, seed trays, hooks, and an installation kit.

    The optional standard accessories for Exaco RIGA Greenhouses. The kit includes top shelf, bottom shelf and foundation frame.

    Standard Accessory Kit

    The standard accessory kit, a discounted bundle offered for all Riga models, includes a top shelf, bottom shelf (seed tray), and foundation frame base; pricing varies by model due to size differences in component accessories.

    The Exaco RIGA Assembly Facilitation kit contains tools that will make the assembly process go smoothly and correctly.

    Assembly Facilitation Kit

    The RIGA Assembly Facilitation kit contains a 25' metric tape measure, 10mm socket wrench, 10 mm open wrench, 2 20' J-hook ratchet straps, window restraint cables, Boss 399 silicone caulk (2 tubes), and a permanent marker.

    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 XL Greenhouse Overview and Installation Steps Videos