{"title":"Shade + Ventilation","description":"\u003cp\u003eKeep your greenhouse cool, well-ventilated, and productive all year long with our comprehensive shade and ventilation range. Purpose-built for New Zealand conditions, our integrated system combines UV-stable shade covers, 3-blade low-level louvres, roof vents, and electricity-free autovent openers to automatically regulate temperature, humidity, and airflow — with zero effort required.\u003c\/p\u003e\u003cp\u003eOur shade covers reduce internal heat by up to 10°C, shielding sensitive seedlings and heat-vulnerable crops from harsh sunlight. Ground-level louvres draw in cool fresh air while roof vents expel rising warm air, establishing powerful natural convection. The innovative wax-cylinder autovent openers react directly to ambient temperature — opening as the greenhouse heats up, closing as it cools down — entirely without power.\u003c\/p\u003e\u003cp\u003eSimple to install, fully adjustable, and engineered to last. Minimise heat stress, lower fungal risk, and sustain ideal growing conditions with minimal maintenance. Whether you're growing tomatoes, orchids, tropical plants, or propagating seedlings — one system delivers complete climate control.\u003c\/p\u003e","products":[{"product_id":"accessories-frostguard-fan","title":"FrostGuard Fan","description":"\u003cdiv class=\"powr-popup\" id=\"5f531961_1731617107\"\u003e\u003c\/div\u003e\n\u003cp dir=\"auto\"\u003eThe Winter Gardenz Frostguard is a 2kW electric heater fan specifically designed for residential greenhouses. Combining a powerful heating element with gentle air circulation, it recirculates warm air to evenly raise and maintain greenhouse temperature – keeping your plants safely above freezing even on the coldest nights.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFeaturing an adjustable thermostat (up to 40°C), the Frostguard gives you full control over your growing environment. On warmer days, simply switch off the heating element and use it as a standard circulation fan to prevent heat buildup and improve ventilation.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003ePerfect for hobby and home greenhouses, the Frostguard delivers reliable frost protection in winter and refreshing airflow in summer – all from one compact, easy-to-use unit.\u003c\/p\u003e","brand":"wintergardenz.co.nz","offers":[{"title":"Default Title","offer_id":52821186838850,"sku":"GH-2KW-240V","price":250.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/3602\/6434\/files\/frost-guard-heater__99612.1665433040.1280.1280.jpg?v=1775685980"},{"product_id":"shop-all-side-wall-louvre-retro","title":"RETRO Louvre Vent Kit","description":"\u003ch2\u003eOptimized Airflow for Your Greenhouse with a retrofit polycarbonate louvre, even after your greenhouse is built\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e3-Blade Louvre Vent Kit (RETRO)\u003c\/strong\u003e is designed for seamless integration into polycarbonate greenhouses, improving ventilation and regulating temperature.\u003c\/p\u003e\n\u003ch2\u003eKey Features of the Louvre Vent Kit\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Installation:\u003c\/strong\u003e Place it anywhere in your greenhouse for maximum airflow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Retrofitting:\u003c\/strong\u003e Install after greenhouse setup—perfect for adjustments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Dimensions:\u003c\/strong\u003e Overall size of 530mm x 530mm with an opening of 443mm x 443mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY Setup:\u003c\/strong\u003e Requires cutting a hole from an existing polycarbonate panel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose Our Louvre Vent Kit?\u003c\/h3\u003e\n\u003cp\u003eThis high-quality vent kit is proudly made in New Zealand with durable materials to ensure long-lasting performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnhances greenhouse ventilation and maintains ideal temperatures.\u003c\/li\u003e\n\u003cli\u003eDesigned with top-tier materials for maximum efficiency.\u003c\/li\u003e\n\u003cli\u003ePerfect for improving plant health through better airflow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003ca rel=\"noopener\" href=\"..\/..\/..\/..\/content\/Wintergardenz%20Downloads\/Louvre%20Vent%20LVK3-PC6%20RETRO.pdf\" target=\"_blank\"\u003e\u003cstrong\u003eRetro-Fit Louvre Installation Instructions\u003c\/strong\u003e\u003c\/a\u003e\u003c\/h2\u003e","brand":"wintergardenz.co.nz","offers":[{"title":"Default Title","offer_id":52821188018498,"sku":"LVK3-PC6-RETROFIT","price":150.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/3602\/6434\/files\/9W5A22MtLo6yDeun218tKUoc4uMImPkIvbyoI4sK3Jt0jykOxIW62jG9k6Mj2quN__20105.1730262769.1280.1280.jpg?v=1775685947"},{"product_id":"shop-all-copy-of-side-wall-louvre-poly","title":"Poly Louvre Vent Kit","description":"\u003ch2\u003eImprove Airflow \u0026amp; Maintain Optimal Temperature with a polycarbonate louvre vent\u003c\/h2\u003e\n\u003cp\u003eProper ventilation is essential for a thriving greenhouse environment. Our \u003cstrong\u003eLouvre Vent Kit\u003c\/strong\u003e helps regulate temperature and airflow, ensuring healthier plants and better growing conditions.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose Our Louvre Vent Kit?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Ventilation:\u003c\/strong\u003e Increase airflow and maintain the perfect climate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Quality:\u003c\/strong\u003e Proudly made in New Zealand with durable materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Options:\u003c\/strong\u003e Choose from three different louvre kits to suit your greenhouse needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eLouvre Vent Kit – 3-Blade, Toughened Glass (4mm)\u003c\/h2\u003e\n\u003cp\u003eDesigned for installation \u003cstrong\u003elow in the side walls\u003c\/strong\u003e of your greenhouse, this vent kit ensures efficient airflow.\u003c\/p\u003e\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Best installed during greenhouse construction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetrofit Considerations:\u003c\/strong\u003e If adding to an existing glass greenhouse, a replacement panel is required above the louvre window.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Dimensions:\u003c\/strong\u003e Overall size: \u003cstrong\u003e530mm (H) x 606mm (W)\u003c\/strong\u003e, Opening size: \u003cstrong\u003e443mm (H) x 500mm (W)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"wintergardenz.co.nz","offers":[{"title":"Default Title","offer_id":52821188051266,"sku":"LVK3-PC6","price":200.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/3602\/6434\/files\/poly_louvre.png?v=1775685941"},{"product_id":"manual-vent-opener","title":"Manual Vent Opener","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eManual Vent Latch Assembly\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eManual Vent Latch Assembly\u003c\/strong\u003e is designed for seamless operation and durability. This assembly is included as standard with our range of greenhouses but is also available for separate purchase, making it perfect for replacements.\u003c\/p\u003e\n\u003ch3\u003eWhat’s Included:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x Banana Latch\u003c\/li\u003e\n\u003cli\u003e2x T-Head Screws with Nuts\u003c\/li\u003e\n\u003cli\u003e2x Z03 Screws\u003c\/li\u003e\n\u003cli\u003e1x Latch Fastener\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Winter Gardenz","offers":[{"title":"Default Title","offer_id":52821219672386,"sku":null,"price":25.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/3602\/6434\/files\/StandardVentOpener_1.jpg?v=1775685204"},{"product_id":"ventomax","title":"Automatic Vent Opener","description":"\u003ch2\u003eAV01 Residential Roof Vent Opener – Automatic, No Electricity Needed\u003c\/h2\u003e\n\u003cp\u003eKeep your backyard greenhouse perfectly ventilated with the AV01 auto vent opener. This compact, wax-powered cylinder lifts up to \u003cstrong\u003e14 kg\u003c\/strong\u003e and opens your roof vent automatically when temperatures reach \u003cstrong\u003e17–24°C\u003c\/strong\u003e (fully adjustable). It closes again once the air cools — all without wires, power, or maintenance.\u003c\/p\u003e\n\u003cp\u003eIdeal for small to medium residential greenhouses, the AV01 delivers reliable, hands-free temperature control and fresh airflow year-round.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-electric:\u003c\/strong\u003e Runs on temperature-sensitive wax mechanism\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable range:\u003c\/strong\u003e Opens between 17–24°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLift strength:\u003c\/strong\u003e Supports vents up to 14 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero maintenance:\u003c\/strong\u003e Set it and forget it\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect for:\u003c\/strong\u003e Roof vents in hobby or backyard greenhouses\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Winter Gardenz","offers":[{"title":"Default Title","offer_id":52821219836226,"sku":"AV01","price":145.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/3602\/6434\/files\/s949491850317048167_p22_i1_w640.webp?v=1775685183"},{"product_id":"auto-vent-replacement-cylinder","title":"Auto Vent Replacement Cylinder","description":"\u003cp\u003e\u003cstrong\u003eAuto Vent Replacement Cylinder\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplacement cylinder for automatic vent openers. Refresh your vent openers without replacing the entire mechanism.\u003c\/p\u003e\n\u003cp\u003eCompatible with all Winter Gardenz greenhouse cylinders and many other models.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1-Year Warranty\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Includes the black replacement cylinder only—not the complete mechanism.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThese cylinders operate on a wax-based mechanism (no electricity required). The wax gradually wears down, so the cylinder typically lasts 1–2 years. Extend lifespan by unscrewing it during winter when vents remain closed. Not recommended for coastal or beach-front locations due to harsh conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTroubleshooting:\u003c\/strong\u003e If the vent isn’t closing, ensure it’s not catching on roof ribs beside the vent opening. Strong winds can shift the vent along the ridge—simply slide it back into the center channel. At temperatures above 17°C (63°F), the cylinder is designed to open, so temporarily disengage it to test full closure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Tips:\u003c\/strong\u003e\u003cbr\u003e\u003ciframe title=\"Installation Video\" src=\"https:\/\/www.youtube.com\/embed\/kXM_DaznLwY\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\u003ciframe title=\"Troubleshooting Video\" src=\"https:\/\/www.youtube.com\/embed\/CVxueDu03vA\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"wintergardenz.co.nz","offers":[{"title":"Default Title","offer_id":52821220065602,"sku":"AV01R","price":59.95,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/3602\/6434\/files\/auto-vent-replacement-cylinder__91427.jpg?v=1775685166"},{"product_id":"extended-top-door-rail","title":"Extended Top Door Rail","description":"\u003cdiv class=\"powr-popup\" id=\"5f531961_1731617107\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"powr-popup\" id=\"d84e758f_1608244258\"\u003e\u003c\/div\u003e \u003cdiv class=\"paragraph\"\u003e\u003cspan style=\"color: #333300; font-size: medium;\"\u003eExtended Top Door Rail to Accommodate 2 Doors on a \u003cb\u003e\u003cu\u003e6ft Wide\u003c\/u\u003e\u003c\/b\u003e Winter Gardenz Greenhouse\u003cbr\u003eWorks well when used with an Aluminium Mesh Screen Door.\u003c\/span\u003e\u003c\/div\u003e","brand":"wintergardenz.co.nz","offers":[{"title":"Default Title","offer_id":52821221900610,"sku":"L621-1900","price":105.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/3602\/6434\/files\/Screendoorandextendeddoorrail_a601af01-a801-4db1-aa00-e31cdc5aab92.jpg?v=1775685120"},{"product_id":"aluminium-mesh-screen-door","title":"Aluminium Mesh Screen Door - BLACK","description":"\u003ch2\u003eAluminium mesh screen door to suit Winter Gardenz greenhouses and glasshouses.\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003eThis screen door is a simple and effective addition to your greenhouse. It provides adequate ventilation and air flow while keeping animals and pests out. It is easily installed into the existing door track, and is constructed from the same aluminium frame materials as your regular greenhouse door(s), but is fitted with a rigid expanded aluminium mesh screen instead of the glass or polycarbonate glazing.\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIf you are fitting a screen door to a 6ft wide greenhouse, consider buying an extended top door rail \u003c\/span\u003e\u003cspan\u003eas this will allow you to have both the glazed greenhouse door and the shade\/screen door installed on the greenhouse at the same time. For 8 and 10ft models you just need to undo one screw at the top of the rail, flip the cap around, swap out the doors, and put the cap back. This takes about 10min and can be done seasonally to allow airflow in summer.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"wintergardenz.co.nz","offers":[{"title":"Default Title","offer_id":52821221933378,"sku":"SD1950","price":225.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/3602\/6434\/files\/aluminium-mesh-screen-door-black__42033.1729811495.1280.1280.jpg?v=1775685113"},{"product_id":"louvre-vent-kit","title":"Glass Louvre Vent Kit","description":"\u003ch2\u003eImprove Airflow \u0026amp; Maintain Optimal Temperature with a louvre vent\u003c\/h2\u003e\n\u003cp\u003eProper ventilation is essential for a thriving greenhouse environment. 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