Product Description

Grow Fresh All Year Round with the Riga Greenhouse

Tired of your garden going dormant in the winter? Don't let the cold stop your green thumb! The Hoklartherm Riga Greenhouse 2S is your ticket to year-round gardening. This greenhouse isn't just about function; it's also about style. The classic Dutch Barn door and large windows not only look great but also provide excellent ventilation.

The Riga Greenhouse 2S is more than just a place to grow plants; it's a place to escape, relax, and connect with nature. Whether you're an experienced gardener or just starting out, this greenhouse is an ideal choice to enhance your gardening experience.

Riga Greenhouses 2S opened door and window

Create a a Thriving Botanical Haven with the Riga 2S Greenhouse

  • Year-Round Growing – Insulated with 8mm twin-wall side panels and 10mm gable ends, it protects plants from frost and cold for all-season use.
  • Compact, Space-Saving Design – With a 54 sq. ft. footprint (7' x 7'8"), it fits smaller gardens or patios while providing a controlled growing space.
  • Durable Build – Made with a 13-gauge aluminum frame and heavy-duty polycarbonate panels, it withstands harsh weather conditions.
  • Extended Growing Season – The insulation and automatic roof vent let you start seeds earlier and harvest well into winter.
  • Practical Access & Ventilation – Includes a barn-style hinged door (2’6” W x 6’ H) plus roof and rear windows (3’5” x 2’1”) for airflow and easy entry.

Don't wait for spring! Start your gardening journey today with the Riga Greenhouse 2S. It's the perfect way to turn your backyard into a year-round oasis.

Hoklartherm Riga Greenhouse 2S with plants

Why Choose RIGA?

German Engineering & Durability Built in Germany with 13-gauge aluminum framing and polycarbonate glazing, ensuring strength, longevity, and top-quality craftsmanship.
Superior Insulation & Ventilation Features 8mm side panels and 10mm gable ends with roof and rear windows (automatic opener included) for year-round growing and airflow control.
Adaptable Shelving & Frame Options Optional two-layer shelving and a 6" foundation frame provide flexibility for tall plants and secure installation.
lass-Leading Quality & Design Recognized for strength, insulation, and functionality, the Riga outperforms other greenhouses in its class while adding visual appeal.
Versatile Sizes & Future-Proofing Available in multiple sizes, with guidance to size up for expansion — ensuring long-term gardening flexibility.
RIGA freestanding greenhouse with a single roof vent, door open, on a wood chip base in a backyard garden setting.

Specifications of Riga 2S Greenhouse

Dimensions (W x L x H) 7'8" x 7' x 7'1"
Square Footage 54 sq. ft.
Doors 1 Barn Style Hinged Door w/Lock
Door Size 2'6" W x 6' H
Windows 1 Roof Vent, 1 Rear Window
Window Openers 1 Automatic (Roof)
Window Size 3'5" x 2'1"
Frame 17 gauge tubular aluminum extrusions
Glazing 8mm twin-wall polycarbonate (side walls) / 10mm twin wall polycarbonate (gable ends)
A Riga greenhouse in a snowy backyard, glowing with interior lights.


Complete Your Greenhouse Setup

Enhance your RIGA Greenhouse 2S experience with this discounted bundle package. It includes everything you need to maximize your growing space and secure your greenhouse.

Exaco RIGA Top Shelf and bottom shelf product image

Top Shelf & Bottom Shelf

The top shelf provides additional growing space, ideal for smaller plants or seedlings. It measures 10" in width. Meanwhile, the bottom shelf serves as storage for gardening tools, pots, and supplies, with a generous width of 25". The length of the shelves varies based on the specific greenhouse size, and pricing is also greenhouse dependent.

Exaco RIGA Foundation Frame base

RIGA Foundation Frame

The foundation frame provides stability and ensures a level base for your greenhouse, even when the ground is uneven.


Enhance Climate Control with these Optional Add-Ons

Exaco Exhaust Fan for Riga Greenhouse in white background

Exhaust Vent with Fan

Available in 12", 16", or 20" sizes with a 110V cord; add the optional thermostat with an 8-ft cord for simple and precise temperature control. 

Solar exhaust fan from Exaco for Riga s Greenhouses

Exaco Solar Exhaust Fan System

Solar-powered exhaust fan kit with 50W panel, 16" CE-approved fan, thermostat, 20-ft cord, 31 lbs weight, and lifetime brushless motor warranty.

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

Intake Shutter Vent

Automated aluminum louver greenhouse vent in 16", 20", or 24" sizes for precise temperature and humidity control.

Exaco RIGA Portable Milkhouse Heater product image

Uline Milkhouse Heater

Generates 4,437–5,120 BTU with durable metal housing, 6’ power cord, and automatic shut-off to provide safe, consistent heating protection for plants in colder conditions.

Close-up of Exaco INKBIRD ITC-608T thermostat with dual probes.

Inkbird Thermostat

Inkbird ITC-608T thermostat with dual probes controls 2 heating/cooling devices separately. Plug-and-play, 120V/15A/1800W, range -40°F–212°F.



More Light, More Space - Doors & Windows Add-On Greenhouse Kits

Exaco RIGA Automatic Window Opener used

Automatic Window Opener

Fits RIGA 2s, 3s, 3, 4s, 4, and 5. Features a quick-release arm for easy disconnection in bad weather. Replacement pistons sold separately. 

Stainless steel T-bolts and nuts securing a roof window restraint cable in a RIGA aluminum greenhouse.

Roof Window Restraints

Restraint kit protects greenhouse roof openers from strong winds; includes two 15" stainless steel cables with nuts and bolts for each window.

Black plastic sash lock securing the door of an aluminum greenhouse.

Sash Lock

Fits roof windows and top door halves; easily closes and secures openings during winter or storms to protect plants and ensure greenhouse safety.

Exaco RIGA Door Extension Kit product image

Drop Door Kit - Hinged Doors & Sliding Doors

Riser for RIGA 2s, 3s, or 4s; installs on a stem wall to raise greenhouse 20", improving airflow and creating a more efficient growing environment.

Exaco Riga Greenhouse Spindle Roof Window Opener Manual

Spindle Roof Window Opener

Stainless steel screw-style opener lets you adjust windows for optimal airflow, combining durability with elegance. Long handle required, not included. 


Accessorize and Create the Ideal Greenhouse Environment

Exaco Misting System product image

Misting / Watering System

14-ft misting system fits 20-ft greenhouse; includes 5 adjustable heads for watering or cooling mist and can be cut to fit your greenhouse dimensions.

Stainless Steel Plant Hooks for Exaco Greenhouses

Stainless Steel Plant Hooks

5-hook set for hanging plants or accessories in your greenhouse; T-bolt head slides into frame channels with adjustable height for easy customization. 

Riga greenhouse ceiling with plastic hooks installed in the frame channel, supporting ropes for vining plants.

Plastic Hooks for Growing

Channel inserts and hooks for greenhouse; install easily to support wire or rope for vining plants. Set includes 10 plastic inserts, hooks, and 1 S-hook.

Exaco Greenhouse Wheelbarrow Ramp for convenient greenhouse access.

Wheelbarrow Ramp

Solid rubber ramp (49cm W x 31cm L x 10cm H) provides sturdy support for smooth transport of items in and out of your greenhouse. 

 A pile of stainless steel T-bolts and nuts for greenhouse assembly.

T-Bolts

Secure shelves and accessories in aluminum greenhouses with 20 stainless steel bolts and nuts; 6mm bolts fit channels, 12mm for Victorian, 15mm for RIGA. 

A solar-powered LED light mounted on a white wall.

Solar Powered Light

Eco-friendly solar LED light for greenhouses/sheds. 250 lumens, 4 hrs runtime, cool white 6000K. Easy install, weather-resistant, 2-yr warranty. Not a grow light. 

Exaco Astrica Grow Light LED fixture designed for greenhouse use, providing full-spectrum lighting in a slim, energy-efficient housing.

Astrica Grow Light

ASTRICA 45W Interlight LED, F3 spectrum, 112 ÎĽmol/s, 2.5 ÎĽmol/J. IP65 build, link up to 12 units. Note: stringing units together requires different cables.


Introduction to the RIGA 's' Greenhouse

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