What connects to what
The bottom valve usually ends in a coarse thread that takes a threaded adapter. From there you step down to a hose barb for a garden hose or an irrigation line, to a camlock for a quick coupling to a pump or a truck hose, or to a flange for fixed plumbing. The adapter you choose depends on what is on the other end.
For a grower running a drip line off a tote, the common set is a valve, a hose adapter, a filter and a header. See drip irrigation from a tote for how the pieces line up.
| Fitting | Joins the tote to | Watch for |
|---|---|---|
| Hose barb adapter | Garden hose or drip line | Pressure and the hose rating |
| Camlock adapter | Pumps and transfer hoses | Gasket type for the product |
| Threaded reducer | Smaller pipe | Thread type and pitch |
| Flange | Fixed plumbing | Gasket and bolt pattern |
| Cap and plug | Nothing; closes the outlet | A seal that matches the gasket |
Matching the product
The gasket and the fitting material matter as much as the thread. A seal that suits water will not suit a solvent. The fitting should be rated for the last contents and the next ones, and the SDS tells you what the material has to handle. Using the wrong gasket is how a good tote leaks.
Do not overtighten a plastic thread. A cracked valve body is a part swap, and a cracked bottle neck is a rebottling.
Used totes and fittings
- Ask whether the valve was swapped and whether the gasket is new.
- Test the thread by hand before you reach for a wrench.
- Confirm the outlet size before you order an adapter.
- Keep the cap in place when the tote is not in use.
Measuring before you buy an adapter
The bottom valve on most totes takes a thread on the outlet, and adapters convert that thread to a camlock, a garden hose or a pipe fitting. The mistake people make is buying the adapter before looking at the valve. Measure the outlet diameter with a rule and note whether the thread is coarse or fine; a photograph beside a coin is enough for a reader to identify it.
Add the use. A hose adapter for a drip line is a different part from a camlock for a transfer pump, even when the thread is the same. Say what the other end of the connection is, and the match can be named with confidence.
Thread seal and torque
Use thread seal tape rated for the liquid. Tighten by hand and a quarter turn. Overtightening cracks valve bodies, the commonest fitting failure.
Common fitting families
Camlock couplings suit quick connection to hoses. Threaded adapters suit pipe. Garden-hose adapters suit drip systems. Each has a size, and the size is on the fitting or the valve.
Spare fittings to keep
Keep a spare cap, a gasket, a hose adapter and a short length of hose with each stand. Most leaks and delays trace to a missing small part, and a spare avoids a trip.
Where fittings fail
The usual culprits are crossed threads, a missing washer and a hose clamp tightened over a cracked barb. Inspect each joint with a dry paper towel after the first fill; a damp patch is a leak starting.
Questions people ask
What size is the outlet on an IBC tote?
Commonly 2 inches, though some totes differ. Measure yours before you buy an adapter.
Can I connect a garden hose?
Yes, with a threaded hose adapter. Mind the pressure and the head: a full tote can hold a lot of weight on the fitting.
Sources. Last reviewed 2026-11-11.