{"product_id":"riga-5-9x17-greenhouse-german-made","title":"Riga 5 9x17 Greenhouse","description":"\u003ch2\u003e\u003cstrong\u003eRiga 5 9x17 Greenhouse – 165 sq ft | German-Made | Year-Round Growing\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Riga 5 (Riga V) is the second-largest model in the Riga greenhouse series — a serious, German-engineered year-round growing structure with 165 sq ft of growing space, 8mm twin-wall polycarbonate panels, and the iconic \"onion\" arch profile that sheds snow, maximizes headroom, and minimizes wind resistance. Designed and manufactured in Germany by a company with 28 years of experience, the Riga 5 is built for gardeners who want a true four-season greenhouse, not just a season extender.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e8mm UV-coated twin-wall polycarbonate panels on sides and roof — superior insulation and light diffusion\u003c\/li\u003e\n\u003cli\u003e10mm twin-wall polycarbonate panels on front and rear — added strength at the most exposed surfaces\u003c\/li\u003e\n\u003cli\u003e4 roof windows (40\" W × 24\" D each) with automatic openers — passive ventilation, no electricity required\u003c\/li\u003e\n\u003cli\u003e1 oversized rear wall window (30\" W × 42\" H) with adjustment arm — additional cross-ventilation\u003c\/li\u003e\n\u003cli\u003eHeavy-duty Dutch barn-style door with keyed lock (30\" wide × 72\" tall) — wheelbarrow-friendly, pest-resistant\u003c\/li\u003e\n\u003cli\u003eUnique \"onion\" arch profile — prevents snow buildup, maximizes interior headroom, minimizes wind resistance\u003c\/li\u003e\n\u003cli\u003eFirst-class insulation: R\/K-value up to 1.89\u003c\/li\u003e\n\u003cli\u003eWind-tested to 100 mph when properly anchored\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15-year warranty\u003c\/strong\u003e on aluminum frame | \u003cstrong\u003e10-year pro-rated warranty\u003c\/strong\u003e on polycarbonate panels\u003c\/li\u003e\n\u003cli\u003eShips in 1–2 weeks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy the \"Onion\" Arch Profile?\u003c\/h2\u003e\n\u003cp\u003eThe Riga 5 distinctive curved arch profile — nicknamed the \"onion\" shape — is not just aesthetic. It delivers three structural advantages over conventional peaked or gothic-arch greenhouses:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSnow shedding\u003c\/strong\u003e — the curved profile causes snow to slide off naturally rather than accumulating, reducing structural load in heavy snowfall regions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum headroom\u003c\/strong\u003e — the arch shape maximizes usable interior height across the full width of the greenhouse, not just at the peak\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWind resistance\u003c\/strong\u003e — the rounded profile reduces wind drag compared to flat-sided structures, contributing to the 100 mph wind rating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRiga Series Comparison - Which model is best for you?\u003c\/h2\u003e\n\u003ctable style=\"width: 100.089%; height: 161.75px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 22.6622%; height: 19.5938px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"width: 17.2664%; height: 19.5938px;\"\u003eWidth\u003c\/th\u003e\n\u003cth style=\"width: 9.35265%; height: 19.5938px;\"\u003eLength\u003c\/th\u003e\n\u003cth style=\"width: 8.99293%; height: 19.5938px;\"\u003eHeight\u003c\/th\u003e\n\u003cth style=\"width: 27.7685%; height: 19.5938px;\"\u003eArea\u003c\/th\u003e\n\u003cth style=\"width: 12.1601%; height: 19.5938px;\"\u003eStarting Price\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 22.6622%; height: 19.5938px;\"\u003eRiga 2s\u003c\/td\u003e\n\u003ctd style=\"width: 17.2664%; height: 19.5938px;\"\u003e7'4\"\u003c\/td\u003e\n\u003ctd style=\"width: 9.35265%; height: 19.5938px;\"\u003e7'\u003c\/td\u003e\n\u003ctd style=\"width: 8.99293%; height: 19.5938px;\"\u003e7'\u003c\/td\u003e\n\u003ctd style=\"width: 27.7685%; height: 19.5938px;\"\u003e~48 sq ft\u003c\/td\u003e\n\u003ctd style=\"width: 12.1601%; height: 19.5938px;\"\u003e{{price_riga_2s}}\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24.5938px;\"\u003e\n\u003ctd style=\"width: 22.6622%; height: 24.5938px;\"\u003eRiga 3s\u003c\/td\u003e\n\u003ctd style=\"width: 17.2664%; height: 24.5938px;\"\u003e7'8\"\u003c\/td\u003e\n\u003ctd style=\"width: 9.35265%; height: 24.5938px;\"\u003e10'6\"\u003c\/td\u003e\n\u003ctd style=\"width: 8.99293%; height: 24.5938px;\"\u003e7'1\"\u003c\/td\u003e\n\u003ctd style=\"width: 27.7685%; height: 24.5938px;\"\u003e81 sq ft\u003c\/td\u003e\n\u003ctd style=\"width: 12.1601%; height: 24.5938px;\"\u003e{{price_riga_3s}}\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 22.6622%; height: 19.5938px;\"\u003eRiga 3\u003c\/td\u003e\n\u003ctd style=\"width: 17.2664%; height: 19.5938px;\"\u003e9'8\"\u003c\/td\u003e\n\u003ctd style=\"width: 9.35265%; height: 19.5938px;\"\u003e10'6\"\u003c\/td\u003e\n\u003ctd style=\"width: 8.99293%; height: 19.5938px;\"\u003e7'7\"\u003c\/td\u003e\n\u003ctd style=\"width: 27.7685%; height: 19.5938px;\"\u003e102 sq ft\u003c\/td\u003e\n\u003ctd style=\"width: 12.1601%; height: 19.5938px;\"\u003e{{price_riga_3}}\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 22.6622%; height: 19.5938px;\"\u003eRiga 4s\u003c\/td\u003e\n\u003ctd style=\"width: 17.2664%; height: 19.5938px;\"\u003e9'8\"\u003c\/td\u003e\n\u003ctd style=\"width: 9.35265%; height: 19.5938px;\"\u003e13'10\"\u003c\/td\u003e\n\u003ctd style=\"width: 8.99293%; height: 19.5938px;\"\u003e7'7\"\u003c\/td\u003e\n\u003ctd style=\"width: 27.7685%; height: 19.5938px;\"\u003e~130 sq ft\u003c\/td\u003e\n\u003ctd style=\"width: 12.1601%; height: 19.5938px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e{{price_riga_4s}}\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 22.6622%; height: 19.5938px;\"\u003eRiga 4\u003c\/td\u003e\n\u003ctd style=\"width: 17.2664%; height: 19.5938px;\"\u003e9'8\"\u003c\/td\u003e\n\u003ctd style=\"width: 9.35265%; height: 19.5938px;\"\u003e13'10\"\u003c\/td\u003e\n\u003ctd style=\"width: 8.99293%; height: 19.5938px;\"\u003e7'7\"\u003c\/td\u003e\n\u003ctd style=\"width: 27.7685%; height: 19.5938px;\"\u003e~130 sq ft\u003c\/td\u003e\n\u003ctd style=\"width: 12.1601%; height: 19.5938px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e{{price_riga_4}}\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 22.6622%; height: 19.5938px;\"\u003e\u003cstrong\u003eRiga 5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 17.2664%; height: 19.5938px;\"\u003e\u003cstrong\u003e9'8\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 9.35265%; height: 19.5938px;\"\u003e\u003cstrong\u003e17'6\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.99293%; height: 19.5938px;\"\u003e\u003cstrong\u003e7'7\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.7685%; height: 19.5938px;\"\u003e\u003cstrong\u003e165 sq ft\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 12.1601%; height: 19.5938px;\"\u003e\u003cstrong\u003e{{price_riga_5}}\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 22.6622%; height: 19.5938px;\"\u003eRiga XL series\u003c\/td\u003e\n\u003ctd style=\"width: 17.2664%; height: 19.5938px;\"\u003e9'8\"\u003c\/td\u003e\n\u003ctd style=\"width: 9.35265%; height: 19.5938px;\"\u003eUp to 30'+\u003c\/td\u003e\n\u003ctd style=\"width: 8.99293%; height: 19.5938px;\"\u003e7'7\"\u003c\/td\u003e\n\u003ctd style=\"width: 27.7685%; height: 19.5938px;\"\u003eUp to 300+ sq ft\u003c\/td\u003e\n\u003ctd style=\"width: 12.1601%; height: 19.5938px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e{{price_riga_xl_6}}\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the Riga 5 greenhouse?\u003c\/strong\u003e\u003cbr\u003eThe Riga 5 is the second-largest model in the Riga greenhouse series, manufactured in Germany. It features a distinctive curved \"onion\" arch profile, 8mm and 10mm twin-wall polycarbonate glazing, 4 automatic roof vents, and a 15-year frame warranty. At 165 sq ft, it’s designed for serious year-round growing in all climates.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the Riga 5 a true four-season greenhouse?\u003c\/strong\u003e\u003cbr\u003eYes. The Riga 5 is engineered for year-round use, not just season extension. The 8mm polycarbonate panels provide an R\/K-value up to 1.89, the no-eaves arch profile sheds snow naturally, and the structure is wind-tested to 100 mph. With supplemental heating in colder climates (USDA zones 4–6), it can maintain frost-free growing conditions year-round.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the base kit required?\u003c\/strong\u003e\u003cbr\u003eA proper foundation is required for dirt installations. The \u003ca href=\"https:\/\/yso5okctz20szqk5-107818025246.shopifypreview.com\/collections\/base-kits\/products\/foundation-frame-for-riga-v\" title=\"Riga 5 Foundation Frame\"\u003eRiga 5 foundation frame\u003c\/a\u003e is the recommended solution and is designed specifically for the Riga 5 footprint. Without the foundation frame, you will need to provide an alternative foundation (concrete or wood). \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does assembly take?\u003c\/strong\u003e\u003cbr\u003eAssembly takes approximately one full day for two people. Written instructions are included. No specialized tools are required, but having two people is strongly recommended for panel handling and frame alignment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the warranty on the Riga 5?\u003c\/strong\u003e\u003cbr\u003eThe Riga V includes a 15-year warranty on the aluminum frame and a 10-year pro-rated warranty on the polycarbonate panels. These are among the strongest warranties available on residential greenhouse structures and reflect the quality of German manufacturing.\u003c\/p\u003e","brand":"Exaco","offers":[{"title":"No - Skip Foundation Frame \/ No Upgrade","offer_id":59734439428382,"sku":"RIGA-V","price":8999.0,"currency_code":"USD","in_stock":false},{"title":"No - Skip Foundation Frame \/ Add Premuim Upgrade","offer_id":59734439395614,"sku":"RIGA-V-UPG","price":11749.0,"currency_code":"USD","in_stock":false},{"title":"Yes \/ No Upgrade","offer_id":59517644439838,"sku":"RIGA-V-BASE","price":10748.0,"currency_code":"USD","in_stock":true},{"title":"Yes \/ Add Premuim Upgrade","offer_id":59517644407070,"sku":"RIGA-V-UPG-BASE","price":13498.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1078\/1802\/5246\/files\/Riga_3.3.webp?v=1786470644","url":"https:\/\/rigagreenhousekit.com\/products\/riga-5-9x17-greenhouse-german-made","provider":"Riga Greenhouses","version":"1.0","type":"link"}