The Riga
Greenhouse
The Riga XL Greenhouse
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The Riga
Greenhouse
Free Shipping
to the
continental United States
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The RIGA is truly a greenhouse by
the European definition of a greenhouse - designed to be used to
grow fresh vegetables, herbs and flowers in the middle of winter.
While other so called greenhouses using less than 8 mm twin-wall
polycarbonate, are considered to be Season Extenders, to be used
when only a slight night frost might be expected during the spring
or fall season. At best they can only be used to house established
plants during the winter season.
Designed, engineered, and
manufactured in Germany by
Hoklartherm, a leading manufacturer of commercial and hobby
greenhouses, sunrooms, pavilions, pool covers, home additions, and
commercial building, with 28 years experience.
With a combination of strong
materials and durable hardware, the Riga is by far the strongest
greenhouse under $5,000.
The Riga offers more window and
door ventilation than another units it is class.
The polycarbonate glazing on the
Riga is German made and believed to be of superior quality then
the much more common Polygal or GE glazing.
The Riga comes with an optional
two layer shelving system with removable shelf inserts. This
allows for tall plants (beans, tomatoes etc.).
The optional 6" high base frame
(which is often used to increase the height of the roof), is 2-3"
higher than most competitors.
One major advantage of the Riga's
construction method is that the frame profiles are permanently
attached to each other, and won't come loose over time due to wind
pressures.
German engineering - guaranteed
top quality!
Optional shelving: suspended
shelving without braces underneath therefore allowing for more
storage space ( i.e. for a cart, wheelbarrow or long tools)
Optional top shelf hangs forward
easier to reach, but also does not block outside light from
reaching bottom shelf.
Both shelves use twin-wall
polycarbonate as the insert (the flat part) material, allowing for
much better and more even light distribution through the
greenhouses. Most other types of shelving are dark structures
which do not let light through or very badly at best.
The RIGA is attractive and
beautiful to look at fits well in to an upscale garden setting
Buying a greenhouse is like buying a car, they vary in cost from
cheap to very expensive, the RIGA is a class similar to a
Volkswagen/Volvo stronger, more durable and better insulated,
and offers many more features than the better selling brands.
The RIGA offers the minimum
insulation needed to grow plant year-round others using less
insulation cost too much to heat.
RIGA units are available in 5
sizes
We recommend you buy one size
bigger than you planned.
RIGA IV, the largest one (98
wide x 14 long; 135 square feet) is our best selling unit (80%).
Come with DVD and
written Assembly Instructions
Specifications:
Extremely heavy duty construction
First-class insulation: R or
K-value 3.0
Warranty: Polycarbonate: 10 years;
Frame: 15 years
Heavy duty Dutch Barn Door with
keyed lock: 30" wide x 72" tall. 72 tall narrow unit /79 tall
wide unit
Oversized Rear Wall window: 30"
wide x 42" high with adjustment arm
Roof Window(s): 40" w x 24" d;
with Automatic Window Opener
8 MM UV coated twin wall
polycarbonate over main body
10 MM twin wall polycarbonate in
front & back walls for extra strength
Inside walking height: 61 near
shelves, 611 in the middle of the narrow unit and 76 high for
a wide unit.
Assembly time: 2 people, 1 full
day (3 makes it easier and reduces it to 6-8 hours (excluding any
shelves)
Optional Items:
Base frame - 6 high:
highly recommended. Attaches to the bottom of the greenhouse.
Usually sits in the ground but can also be mounted on top of a
wood, concrete or brick frame/wall to provide 5 of additional
inside height.
Top shelving: Suspended shelving
with polycarbonate inserts (for more light): 14 deep.
Regular height shelving: Suspended
shelving with out braces, allows for larger equipment to be stored
underneath, 25 deep
Two options: twin-wall
polycarbonate inserts (flat), or heavy duty seed trays to make
starting seeds and transplanting easier.
Additional Roof Windows with
Automatic Openers: recommended in areas where temperatures will
reach over 95Ί F when still using the greenhouse (we also
recommend you use shade cloth as well, especially during the
summer).
Adjustable Metal Hooks: Set of 5
metal hooks. These are great for hanging lights, fans and flower
baskets (heavier items)
Plastic hanger: Set of 10 hangers:
These snap into the groves in the aluminum profiles (frame) and
are used to attach twine/rope to, to support growth of tall plants
(I.e. Tomatoes or beans etc.)
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EXC-Riga 77
$ 2,560
7'-8" Wide x 7' Long
Includes: 1 roof window with opener
and 1 rear wall window
Base -
$ 320
ESC-RigaSTS - Single Top Shelf: 14" deep -
$ 152
ESC-RigaRSP - Regular Shelf with flat poly sheet:
25" deep - $ 180
EXC-Riga
710
$ 3,178
7'-8" Wide x 10'-6" Long
Includes: 1 roof window with opener
and 1 rear wall window
Base -
$ 360
ESC-RigaSTS -
Single Top Shelf: 14" deep -
$ 189
ESC-RigaRSP -
Regular Shelf with flat poly sheet:
25" deep - $ 252
EXC-Riga
714
$ 3,957
7'-8" Wide x 14' Long
Includes: 2 roof windows with opener
and 1 rear wall window
Base - $ 430
ESC-RigaSTS -
Single Top Shelf: 14" deep -
$ 252
ESC-RigaRSP -
Regular Shelf with flat poly sheet:
25" deep - $ 351
EXC-Riga
910
$ 3,315
9'-8" Wide x 10'-6" Long
Includes: 2 roof windows with opener
and 1 rear wall window
Base -
$ 395
ESC-RigaSTS -
Single Top Shelf: 14" deep -
$ 189
ESC-RigaRSP -
Regular Shelf with flat poly sheet:
25" deep - $ 252
EXC-Riga
914
$ 4,270
9'-8" Wide x 14' Long
Includes: 2 roof windows with opener
and 1 rear wall window
Base - $ 550
ESC-RigaSTS -
Single Top Shelf: 14" deep -
$ 252
ESC-RigaRSP -
Regular Shelf with flat poly sheet:
25" deep - $ 351
EXC-Riga 917
$ 4,959
9'-8" Wide x 17'-2"
Long
Includes: 2 roof windows with opener
and 1 rear wall window
EXC-RDFEK -
Extra Roof Window
(recommended) - $ 215
Base -
$ 595
ESC-RigaSTS - Single Top Shelf: 14" deep -
$ 315
ESC-RigaRSP - Regular Shelf with flat poly sheet:
25" deep - $ 450
EXC-RDFEK - Door Frame extension Kit - 20" taller
- $ 221
EXC-ERW - Extra Roof Window (40" wide x 24"
deep) - $ 215
EXC-Rga-ADHK - Adjustable Metal Hooks (Set of 5) -
$ 15
EXC-Riga-MPH - Movable Plastic Hangers (Set of 10) -
$ 15
EXC-HDBST - Heavy Duty Black Seed
Trays - $ 15
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The Riga XL
Greenhouse

- The RIGA Extra
Large 16 mm polycarbonate - is the largest commercial quality
hobby-kit type greenhouse now available in the country
- Designed,
engineered, and manufactured in Germany by Hoklartherm, a leading
manufacturer of commercial and hobby greenhouses, sunrooms,
pavillions, pool covers, home additions, and commercial building,
with 28 years experience.
- The insulation
factor is an incredible: R-2.0
- With a combination
of strong materials and durable hardware, the Riga is by far the
strongest greenhouse of its size under $10,000.
- The Riga XL offers
4 large roof windows - each with an automatic opener.
- The Riga XL comes
with 4 "L-shaped" anchor bars (which attach to the inside of the
base profiles) to attach the greenhouse to a concrete or wood
frame.
- The polycarbonate
glazing on the Riga is German made and believed to be of superior
quality then the much more common Polygal or GE glazing.
- One major advantage
of the Riga's construction method is that the frame profiles are
permanently attached to each other, and won't come loose over time
due to wind pressures.
- The Riga comes with
an optional two layer shelving system with removable shelf
inserts. This allows for tall plants (beans, tomatoes etc.).
- Optional shelving:
suspended shelving without braces underneath therefore allowing
for more storage space ( i.e. for a cart, wheelbarrow or long
tools). Currently only shelving up to 17 (RIGA V) is available
for the RIGA XL. See other RIGA sizes for shelving details and
pricing.
- Optional top shelf
hangs forward easier to reach, but also does not block outside
light from reaching bottom shelf.
- Both shelves use
twin-wall polycarbonate as the insert (the flat part) material,
allowing for much better and more even light distribution through
the greenhouses. Most other types of shelving are dark structures
which do not let light through or very badly at best.
- The RIGA is
attractive and beautiful to look at fits well in to an upscale
garden setting
- Buying a greenhouse
is like buying a car, they vary in cost from cheap to very
expensive, the RIGA is a class similar to a BMW/Mercedes
stronger, more durable and better insulated, and offers many more
features than the better selling brands.
- The RIGA XL offers
the maximum possible insulation currently available in a real
greenhouse requiring the least amount of energy for its size:
~20,000 BTU (depends on your climate).
- Comes with DVD and
written Assembly Instructions
Specifications:
- Extremely heavy
duty construction
- First-class
insulation: R-2.0
- Warranty: Triple
Wall Polycarbonate: 10 years prorated after 5 years.
- Two wide doors -
Horse Barn style - 38" wide x 72" high - 1 in the front one in the
back
- 16 mm UV coated
TRIPLE-wall Polycarbonate Glazing
- 10 MM twin wall
polycarbonate in front & back walls for extra strength
- Interior area 10
wide x 20 long has a minimum of 6 feet to 10 feet in ceiling
height.
- Assembly time: 2 to
3 people: 2 days.
Optional Items:
- Top shelving:
Suspended shelving with polycarbonate inserts (for more light):
14 deep. Maximum available length: up to 17 feet (see other RIGA
sizes for shelving options)
- Regular height
shelving: Suspended shelving with out braces, allows for larger
equipment to be stored underneath, 25 deep .Maximum available
length: up to 17 feet (see other RIGA sizes for shelving options)
- Two options:
twin-wall polycarbonate inserts (flat), or heavy duty seed trays
to make starting seeds and transplanting easier.
- Adjustable Metal
Hooks: Set of 5 metal hooks. These are great for hanging lights,
fans and flower baskets (heavier items)
- Plastic hanger: Set
of 10 hangers: These snap into the groves in the aluminum profiles
(frame) and are used to attach twine/rope to, to support growth of
tall plants (I.e. Tomatoes or beans etc.)
EXC-Riga XL
$ 8,995
14'-2" Wide x 19'-10"
Long x 10' High
Includes: 4 ea. large roof windows:
37.5" W x 39.5" L
2 ea. large Dutch style
doors: 37.5" W x 74" H
4 ea. Automatic Roof
Openers
EXC-Riga XL Kit
$ 10,995
14'-2" Wide x 19'-10" Long x 10' High
Includes: 4 ea.
large roof windows: 37.5" W x 39.5" L
2 ea. large Dutch style
doors: 37.5" W x 74" H
4 ea. Automatic Roof
Openers
Accessories Include:
1 ea. Dayton "Big Red"
Heater - 220 Volt - 13,000 BTU
1 ea. JD Manufacturing
- 110 Volt - 20" Exhaust Vent 3400 CFM
1 ea. JD Manufacturing
control thermostat, single speed 115/230V - 10A/6
1 Gama Sonic Solar
Light
1 ea. RIGA - 14' Top
Shelf - 14" deep
1 ea. RIGA - 14'
Regular Shelf - 25" deep
5 ea. Heavy Duty Black
Seed Trays
10 ea. Adjustable
Stainless Steel Hooks: for lights or flower baskets
10 ea. Plastic Hooks:
for grow string for tomatoes or string bean
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