--- product_id: 24729486 title: "Bottle Emptying Cap Adapter - Converts Used Plastic Bottles into a Great Water Source for Self-Watering Planter Insert - 3 Pack" brand: "blumat" price: "€ 19.12" currency: EUR in_stock: true reviews_count: 8 url: https://www.desertcart.pt/products/24729486-bottle-emptying-cap-adapter-converts-used-plastic-bottles-into-great store_origin: PT region: Portugal --- # Leak-proof self-watering adapter Universal fit for most plastic bottles Reusable & eco-friendly 3-pack Bottle Emptying Cap Adapter - Converts Used Plastic Bottles into a Great Water Source for Self-Watering Planter Insert - 3 Pack **Brand:** blumat **Price:** € 19.12 **Availability:** ✅ In Stock ## Summary > 🌱 Hydrate smarter, not harder—your plants’ new best friend! ## Quick Answers - **What is this?** Bottle Emptying Cap Adapter - Converts Used Plastic Bottles into a Great Water Source for Self-Watering Planter Insert - 3 Pack by blumat - **How much does it cost?** € 19.12 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/24729486-bottle-emptying-cap-adapter-converts-used-plastic-bottles-into-great) ## Best For - blumat enthusiasts ## Why This Product - Trusted blumat brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Mess-Free Watering:** Leak-proof design guarantees clean, precise watering—no spills, no fuss, just happy plants. - • **Blumat System Booster:** Perfectly complements Blumat setups, enhancing automated watering for the busy plant parent. - • **Seamless Compatibility:** Designed to fit most plastic bottles, making it a versatile tool for indoor and outdoor gardening. - • **Triple Pack Convenience:** Three adapters ensure you can hydrate multiple plants or create mini-hydroponic setups without constant refills. - • **Sustainable Hydration Hack:** Turn any plastic bottle into a smart watering system—reduce waste and keep plants thriving effortlessly. ## Overview This 3-pack Bottle Emptying Cap Adapter converts used plastic bottles into reliable, leak-proof self-watering devices compatible with most bottles. Ideal for indoor and outdoor gardening, mini-hydroponics, and enhancing Blumat watering systems, it offers an eco-friendly, mess-free solution to keep plants consistently hydrated with minimal effort. ## Description Bottle Emptying Cap Adapter - Converts Used Plastic Bottles into a Great Water Source for Self-Watering Planter Insert - 3 Pack ## Features - Converts Plastic Bottles into Watering Solutions: Transform any used plastic bottle into an effective self watering planter insert, creating a reliable water source for your plants. - For Multiple Uses: Perfect for mini-hydroponics, water purification, and more. This plant watering devices can be used as a bottle emptying cap for convenient watering. Ideal for gardening setups, whether indoors or outdoors. - Made to Last: This adapter works with most plastic bottles, providing a reliable, long-lasting solution for watering your plants without leaks or mess. - Perfect for Blumat Displays: Enhance your Blumat watering system with this practical bottle emptying cap adapter. It’s a great addition to your houseplant accessories, keeping multiple plants hydrated consistently without the need for frequent watering. - Easy to Use: Screw the adapter onto most plastic bottles, and you're ready to go. It’s a quick, affordable way to turn any bottle into a watering solution for your plants. ## Images ![Bottle Emptying Cap Adapter - Converts Used Plastic Bottles into a Great Water Source for Self-Watering Planter Insert - 3 Pack - Image 1](https://m.media-amazon.com/images/I/71JLPps+MRL.jpg) ![Bottle Emptying Cap Adapter - Converts Used Plastic Bottles into a Great Water Source for Self-Watering Planter Insert - 3 Pack - Image 2](https://m.media-amazon.com/images/I/91WvGn+DjTL.jpg) ![Bottle Emptying Cap Adapter - Converts Used Plastic Bottles into a Great Water Source for Self-Watering Planter Insert - 3 Pack - Image 3](https://m.media-amazon.com/images/I/71v2sHYBLoL.jpg) ![Bottle Emptying Cap Adapter - Converts Used Plastic Bottles into a Great Water Source for Self-Watering Planter Insert - 3 Pack - Image 4](https://m.media-amazon.com/images/I/617v5o2w13L.jpg) ![Bottle Emptying Cap Adapter - Converts Used Plastic Bottles into a Great Water Source for Self-Watering Planter Insert - 3 Pack - Image 5](https://m.media-amazon.com/images/I/71TUvPGv9hL.jpg) ## Questions & Answers **Q: does this product have an air intake to balance the flow?** A: No air intake **Q: Will this fit a Crystal Geyser one gallon plastic bottle?** A: No, it's designed for 2 liter soda bottles. **Q: What size tubing does this use?** A: 1/4" ID tubing goes on the barb. **Q: What size is the thread?** A: This uses the thread type common on most one liter plastic bottles - not the same as 3/4" hose thread ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great little devices *by K***N on March 18, 2017* Great little devices! I'm using mine for a gravity fed water purification system for backpacking. They fit the bill nicely. Shipped quickly - great service. ### ⭐⭐⭐⭐ It work *by B***R on September 24, 2023* Drain line ### ⭐⭐⭐⭐⭐ This item does hook up like a Coke bottle *by A***W on April 28, 2024* Instead of returning the item that I was going to return I put this item on the tube and made it all work --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/24729486-bottle-emptying-cap-adapter-converts-used-plastic-bottles-into-great](https://www.desertcart.pt/products/24729486-bottle-emptying-cap-adapter-converts-used-plastic-bottles-into-great) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-04-23*