Trailwash, Attachments & Heater Build Guide
If you're looking to build your own Trailwash system with custom attachments and a heater build, we've put together a comprehensive parts list to help you get started. Below, you'll find everything you need, including where to buy each item and links to the products.
Trailwash Lid System
The lid system ensures a secure and efficient setup for your Trailwash system. Here are the required parts:
| Website | Piece | Part Number/Size | Quantity Needed | Link |
|---|---|---|---|---|
| Zoro | Black bulkhead | HFCD16657 | 1 | - |
| McMaster | Bulkhead washer | 5456K3 | 1 | - |
| DelCity | Weatherproof grommet | 2650 | 1 | - |
| Panther RV | Comet pump | 1300.01.00 | 1 | - |
| Amazon | PEX tubing | 3/8 inch | 1 | - |
| Amazon | PEX crimp/hose clamp | 15.3 mm | 1 | - |
| Amazon | JB Weld Plastic Bonder | - | 1 | - |
| Amazon | 12V Pigtail | - | 1 | View Here |
| Amazon | Heat Shrink | 1/8 inch | 1 ft min | - |
| Amazon | Heat Shrink | 1/4 inch | 1 ft min | - |
| Amazon | Heat Shrink | 3/8 inch | 1 ft min | - |
| Amazon | Talentcell battery | - | 1 | View Here |
| Amazon | Alex-tech sleeve | View Here | ||
| SandyCats | Waterproof battery & pigtail | - | 1 | - |
Attachments
These attachments will enhance your Trailwash system, allowing for multiple functions including washing, showering, and more.
| Website | Piece | Part Number | Quantity Needed | Link |
|---|---|---|---|---|
| RHFS | Threaded coupling | HFC24635 | 1 | - |
| Grainger | Faucet | PBPP6VFE6 | 1 | - |
| Zoro | Barbed coupling | HFC22657 | 2 | - |
| Amazon | Shower head & line | 1 | View Here | |
| Amazon | Suction cup shower mount | 1 | View Here | |
| Amazon | Garden hose nozzle | 1 | View Here | |
| Amazon | Garden hose extension | 1 | View Here | |
| Amazon | Scepter water container | 1 | View Here |
Heater Build
A heater attachment for your Trailwash system will allow for warm showers and better usability in colder conditions.
| Website | Piece | Part Number | Quantity Needed | Link |
|---|---|---|---|---|
| Condition1 | Case for heater | #839 | 1 | - |
| AliExpress | Inlet fittings | 10mm size | 3 | - |
| Amazon | Inlet lines | - | 1 | View Here |
| Camplux | Camplux Heater | 5L 1.32 GPM | 1 | - |
| Amazon | Propane Strap | - | 1 | View Here |
| Amazon | 20-gallon to 1-gallon reducer | - | 1 | View Here |
| McMaster | Camplux bracket bolt | 92137A525 | 2 | - |
| McMaster | Bracket & strap nuts | 94920a130 | 5 | - |
| McMaster | Propane strap bolts | 92137a531 | 3 | - |
| Zoro | Black bulkhead | HFCD16657 | 2 | - |
| McMaster | Bulkhead washer | 5456K3 | 1 | - |
| Zoro | Barbed couplings | HFC22657 | 2 | - |
Thoughts on DIY
This Trailwash system build will give you everything you need for off-grid cleaning, showering, and washing needs. Whether you’re overlanding, camping, or living remotely, this setup ensures you always have access to pressurized water.
At the time of writing this all the parts will run you around $400 before shipping costs from all the different providers. If you get a couple of buddies to go in on a larger bulk order you might could save some money.
Have any questions? Let us know in the comments, or check out our Trailwash product page for more details.