Making a rain drum at home is a rewarding DIY project that helps conserve water and adds a unique feature to your garden. This guide will walk you through the simple steps to create your own rain barrel from readily available materials, turning rainwater into a valuable resource for your plants.
DIY Rain Drum: Your Guide to Simple Water Conservation
Creating a homemade rain drum is an accessible project for anyone looking to embrace sustainable living. You can easily transform a repurposed barrel into an effective rain harvesting system, significantly reducing your reliance on municipal water for gardening. This not only saves money but also contributes to environmental well-being by lessening stormwater runoff.
Why Build a Rain Drum? The Benefits of Harvesting Rainwater
Rainwater harvesting offers numerous advantages for both your garden and the environment. It’s a free and natural water source that’s perfect for your plants, as it’s free from the chlorine and minerals often found in tap water.
- Water Conservation: Reduces demand on treated water supplies.
- Cost Savings: Lowers your water bills, especially during dry seasons.
- Environmental Benefits: Decreases stormwater runoff, which can cause erosion and pollution.
- Healthier Plants: Rainwater is naturally soft and free of chemicals, promoting better plant growth.
- Emergency Water Source: Provides a backup supply during droughts or water restrictions.
What You’ll Need: Gathering Your Rain Drum Materials
Fortunately, building a rain barrel from scratch doesn’t require specialized tools or expensive components. Most items can be found at hardware stores or even repurposed from household items.
Essential Materials:
- Food-grade plastic barrel: A 55-gallon drum is common. Ensure it previously held non-toxic substances.
- Spigot or tap: For easy water dispensing.
- Bulkhead fitting: To create a watertight seal for the spigot.
- Screen or mesh: To keep out debris and insects.
- PVC pipe or downspout diverter: To connect your existing downspout to the barrel.
- Drill with various bit sizes: For creating holes.
- Saw (e.g., jigsaw or reciprocating saw): To cut the barrel if needed.
- Sealant or caulk: For ensuring watertight connections.
- Optional: Overflow hose and fittings: To manage excess water.
- Optional: Bricks or cinder blocks: To elevate the barrel for better gravity flow.
Step-by-Step: How to Construct Your Rain Drum
Follow these straightforward steps to assemble your functional rain harvesting barrel.
1. Prepare Your Barrel
Clean the barrel thoroughly, especially if it’s repurposed. Remove any residue. If your barrel has a lid, you’ll need to cut an opening near the top. This opening should be large enough to allow rainwater to enter from your downspout but small enough to be covered by a screen.
2. Install the Spigot
Determine where you want your spigot. It should be positioned a few inches from the bottom of the barrel to allow for sediment to settle. Drill a hole that matches the size of your bulkhead fitting. Insert the fitting and secure it with the provided nut. Attach the spigot to the fitting, ensuring a tight seal. Use sealant if necessary.
3. Create an Inlet and Overflow
Cut a hole near the top of the barrel, ideally on the side that will face your downspout. This is where the water will enter. You can either directly connect a diverter here or create a larger opening to place a screen over. If you plan to link multiple barrels or have a high rainfall area, install an overflow fitting near the top. This will direct excess water away from the barrel.
4. Add a Screen
Cover the inlet opening with a fine mesh screen. This is crucial for preventing leaves, debris, and mosquitoes from entering your rain drum. Secure the screen firmly with screws, caulk, or a clamp.
5. Position and Connect Your Rain Drum
Choose a level spot for your rain drum, ideally near a downspout. Elevating the barrel on bricks or blocks will improve water pressure when using the spigot. Connect your downspout to the barrel’s inlet using a diverter or a flexible hose. Ensure the connection is secure to prevent leaks.
Tips for Maintaining Your Homemade Rain Drum
Regular maintenance ensures your DIY rain barrel functions efficiently and safely.
- Clean the screen: Periodically remove and clean the debris screen to prevent clogs.
- Inspect for leaks: Check all connections, especially around the spigot and fittings, for any signs of leakage.
- Winterize: In freezing climates, drain the barrel completely and disconnect it from the downspout before winter to prevent damage.
- First flush diverter: Consider installing a first flush diverter to discard the initial, dirtiest water from the roof.
Frequently Asked Questions About Rain Drums
Here are answers to some common questions people have about building and using rain drums.
### How much water can a rain drum collect?
A typical 55-gallon rain drum can collect a significant amount of water. For every inch of rain, a 1,000-square-foot roof can yield approximately 600 gallons of water. Your collection capacity depends on your roof size and rainfall.
### Is rainwater safe for drinking?
Generally, rainwater collected from rooftops is not recommended for drinking without proper filtration and purification. It can pick up contaminants from your roof and the air. It’s best used for watering plants, washing cars, or other non-potable uses.
### How do I connect my downspout to the rain drum?
You can use a specialized downspout diverter kit, which is designed to direct water into the barrel and then back into the ground. Alternatively, you can cut your downspout and attach a flexible hose or rigid pipe to direct water into the barrel’s inlet.
### What if it rains more than my barrel can hold?
This is where an overflow system is essential. You can attach a hose or pipe to the overflow fitting near the top of the barrel. This will safely channel excess water away from your home’s foundation and prevent flooding.
### Can I connect multiple rain drums together?
Yes, connecting multiple rain drums is a great way to increase your water storage capacity. You can link them by drilling holes near the bottom of one barrel and connecting it to the next with a short hose or pipe, allowing water to flow from one to the next.
Making a rain drum at home is a practical and environmentally conscious endeavor. By following these steps, you can easily create a system that benefits your garden and contributes to water conservation efforts. Consider this your first step towards a more sustainable home and garden!