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High Accessories, Sensitive Greenhouse Gas Springs Automatic Greenhouse Gas Springs Single or Double Springs for Automatic Window Openers
Product Description
This greenhouse window opener replacement cylinder is designed for automatic temperature-responsive ventilation, helping maintain a healthier growing environment with reliable opening and closing performance. Made from galvanized aluminum sheet with a rust-resistant all-aluminum body, it suits most single or double spring-loaded greenhouse openers and works well for greenhouses, cold frames, and similar temperature-control applications.
Key Features
- High Sensitivity: Built with temperature-reactive wax that responds automatically to heat changes for efficient window control.
- Automatic Operation: Expands as temperatures rise to help open the window and retracts as temperatures fall to support closing.
- Wide Compatibility: Fits most single and double spring-loaded greenhouse window opener systems.
- Rust-Resistant Build: Crafted with galvanized aluminum and an all-aluminum housing to help resist oxidation and extend service life.
- Lightweight Design: Approx. 33.5 cm in length and 145 g in weight for practical replacement and easy handling.
- Practical Use: Ideal for greenhouse ventilation, cold frames, and other temperature-regulated enclosure setups.
Specifications
| Product Type | Replacement cylinder |
| Quantity | 1 piece |
| Material | Galvanized aluminum sheet |
| Length | Approx. 33.5 cm |
| Size Tolerance | Approx. 1 cm |
| Weight | 145 g |
| Packaging | OPP bag |
Usage
Perfect for growers and gardeners who need dependable automatic greenhouse ventilation in greenhouses and cold frames, helping manage internal temperature naturally through heat-responsive window opening and closing.
Returns, Refunds and Replacements
Products that are received faulty, damaged, or not as described are eligible for a return, refund, or replacement in accordance with the Australian Consumer Law (ACL). We are committed to ensuring all products meet the standards of quality and reliability expected by our customers. However, please note that we do not accept returns or provide refunds for change of mind. We encourage you to carefully consider your purchase to ensure it meets your needs and expectations.
Delivery Timeframe
Please note that we cannot guarantee the exact date of arrival, and the delivery timeframes (excluding weekends and public holidays) are as follows:
- For customers in Victoria, approximately 7-10 working days;
- For customers in NSW, SA, ACT, and QLD, approximately 9-12 working days;
- For customers in WA, NT, and TAS, approximately 9-12 working days.
| Height (cm) | 1 |
|---|---|
| Width (cm) | 1 |
| Length (cm) | 1 |
| EAN | 6951337596169 |
Australian Shipping & Delivery
Orders are dispatched within 24–48 business hours directly from our Melbourne & Sydney warehouses. Orders placed before 8:00 AM AEST on business days commence processing the same day.
| Destination (AU) | Est. Transit Time |
|---|---|
| VIC Metro & Regional | 1 – 3 Business Days |
| NSW, ACT, SA | 2 – 4 Business Days |
| QLD & TAS | 3 – 5 Business Days |
| WA & NT | 5 – 7 Business Days |
* Regional and remote locations may take an additional 1–2 days. Australia Post & courier tracking notifications are emailed upon dispatch.
Returns & ACL Warranty
We offer a 30-Day Peace of Mind Return Policy for items in brand-new, unopened, and original packaging.
- Australian Consumer Law Covered: Full entitlement to repair, replacement, or refund for major faults or transit issues.
- Transit & Damage Claims: Must be reported within 7 days of delivery with photos of the box and product.
- Dedicated AU Support: Fast local resolution by our Australian support team.

