RV Water Tank Fill Funnel – 3D Printed, Portable for Camper & Van

Keep your RV, camper van, trailer, or motorhome topped up with ease using this 3D Printed RV Water Tank Fill Funnel. Compact, lightweight, and purpose-built for life on the road, it makes refilling your fresh water tank a clean, spill-free experience — whether you're at a campsite hookup or a roadside water station.

Crafted from durable PE (polyethylene), this funnel is built to handle repeated use across all seasons. At just 10 × 8 × 5 cm (3.94 × 3.15 × 1.97 in), it slips easily into a storage compartment, gear bag, or glovebox so it's always within reach when you need it. Available in 3 color options to match your setup or make it easy to spot in a packed storage bay.

Key Features

• 🚐 Universal Fit — Compatible with a wide range of RVs, trailers, motorhomes, campervans, and other vehicles with water tanks
• 🔺 3D Printed Construction — Precision-shaped for a snug, drip-free fit during filling
• ♻️ Durable PE Material — Lightweight yet tough, resistant to water, UV, and outdoor conditions
• 📦 Ultra-Compact Size — 10 × 8 × 5 cm makes it easy to store anywhere in your rig
• 🎨 3 Color Choices — Pick the one that suits your style or storage system
• 🎁 Great Gift Idea — A practical, thoughtful gift for any RV enthusiast or road-tripper

Perfect For

• RV and motorhome fresh water tank refills
• Camper van and trailer water top-ups
• Camping trips, road trips, and overlanding adventures
• Anyone who wants a cleaner, mess-free fill process

Specifications

• Material: PE (Polyethylene)
• Dimensions: Approx. 10 × 8 × 5 cm / 3.94 × 3.15 × 1.97 in
• Color Options: 3 available
• Compatibility: RV, trailer, motorhome, campervan, and more

For tips on maintaining your RV's fresh water system and safe water handling while camping, visit the CDC's resources on safe water handling.

Frequently Asked Questions

Q: What vehicles is this RV Water Tank Fill Funnel compatible with?

A: This 3D printed fill funnel is designed for a wide range of vehicles with water tanks, including RVs, motorhomes, campervans, trailers, and vans. Its compact, universal design makes it a handy tool for virtually any fresh water tank refilling task on the road or at a campsite.

Q: What material is the RV Water Tank Funnel made from?

A: The funnel is made from durable PE (polyethylene), a lightweight and water-resistant material well-suited for outdoor and travel use. It measures approximately 10 × 8 × 5 cm (3.94 × 3.15 × 1.97 inches), making it compact enough to store virtually anywhere in your vehicle.

Q: How does the 3D printing benefit this funnel's design?

A: 3D printing allows for precision shaping that ensures a snug, controlled pour — minimising spills and drips when refilling your water tank. The process also allows for consistent, quality construction across each unit.

Q: Is this funnel easy to carry during camping or travel?

A: Absolutely. At just 10 × 8 × 5 cm, this funnel is designed to be ultraportable. It fits easily into a gear bag, storage compartment, or even a jacket pocket, so it's always on hand whenever you need to top up your RV or camper water tank.