Buying Guide
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RV Plumbing
September 08, 2026

Fold-Down RV Faucet Guide: Save Space in a Compact Galley

The Dometic 3313070-001 is a chrome fold-down RV galley faucet listed with 12-inch hot and cold hoses. This guide explains how to evaluate sink clearance, plan the installation, improve counter space, inspect water connections, and maintain the faucet during travel and storage.

Fold-down RV faucet folded flat against a compact camper galley sink

RV kitchens have to make every inch count. A faucet that works well over the sink may still interfere with a cutting board, storage lid, window, cabinet, or travel cover when the galley is not in use.

The Dometic 3313070-001 Fold-Down RV Galley Faucet is designed with a fold-down configuration and is listed with 12-inch hot and cold hoses in a chrome finish. Its folding design may help RV owners create more usable clearance around the sink and countertop.

The main benefit of a fold-down faucet is not only appearance. It is the ability to manage the space above the sink more efficiently during cooking, cleaning, storage, and travel.

Product Details at a Glance

Feature Product Information
Brand Dometic
Model 3313070-001
Product type Fold-down RV galley faucet
Finish Chrome
Included hoses 12-inch hot and cold hoses
Application RV kitchen or galley sink
Main benefit More flexible clearance above the sink
Important note Confirm mounting, connector, hole, and water-system compatibility

The product title identifies the model, fold-down design, chrome finish, and 12-inch hot and cold hoses. Confirm the exact mounting-hole size, connector specifications, water pressure limits, dimensions, and installation instructions before ordering.

Why Choose a Fold-Down Faucet for an RV?

A fixed faucet can limit how the area above the sink is used. In a compact galley, the faucet may need to share space with:

  • A sink cover

  • A cutting board

  • A storage lid

  • A window

  • A drying rack

  • A dish tray

  • A travel cover

  • A fold-out countertop

A fold-down faucet may help create a more flexible workspace when the sink is not being used.

Potential benefits include:

  • Improved clearance over the sink

  • Easier use of a sink cover

  • More practical counter organization

  • Better access to overhead storage

  • Reduced interference during travel preparation

  • A cleaner appearance in a compact kitchen

The folding mechanism should still be used gently. Do not force the faucet beyond its intended movement or use it as a handle.

Measure the Galley Before Ordering

A replacement faucet should be selected by measurement, not appearance alone.

Check the following areas.

Mounting-hole size

Measure the existing faucet opening and compare it with the replacement requirements. A faucet that looks compatible may still require a different hole size or mounting arrangement.

Countertop thickness

The mounting hardware must fit through the counter or sink deck securely. Thick, reinforced, or unusually thin surfaces may require special consideration.

Sink clearance

Measure the distance between the faucet base, sink basin, window, cabinet, and any cover used over the sink.

Folded height

Check how low the faucet sits when folded. It should clear any sink cover, cutting board, or storage lid.

Hose length

The product is listed with 12-inch hot and cold hoses. Confirm that this length can reach the water connections without stretching, sharp bends, or excessive tension.

Travel movement

Make sure the faucet can remain secure when the RV is moving. The folded position should not allow the faucet to swing into a cabinet, window, or sink cover.

How the Fold-Down Design Can Improve Kitchen Workflow

Food preparation

A fold-down faucet may create more room for a cutting board or sink cover when water is not needed. Keep food preparation surfaces clean and separate from plumbing maintenance tasks.

Dishwashing

After washing dishes, the faucet can be folded when the sink area needs to dry or when the counter must be cleared.

Storage

The additional clearance may make it easier to use a sink cover or place lightweight items above the basin. Items should never be stored where they can fall onto or damage the faucet.

Travel preparation

Before departure, folding the faucet can help reduce the chance of contact with overhead components. Always confirm that the faucet is fully seated and that hoses are not being pulled.

Understanding the Hot and Cold Water Connections

The Dometic 3313070-001 is listed with 12-inch hot and cold hoses. Before installation, identify the RV’s hot and cold supply lines.

Check:

  • Which line comes from the hot-water system

  • Which line supplies cold water

  • Whether the hose connectors match

  • Whether adapters are required

  • Whether the water pressure is within the faucet’s limits

  • Whether shutoff valves are accessible

  • Whether the hoses can be routed without twisting

Do not rely solely on hose color. Verify the plumbing layout before disconnecting the original faucet.

For a broader overview of pumps, tanks, valves, faucets, and inlets, see the 12V RV water systems guide.

Installation Planning

1. Turn off the water supply

Disconnect city water if connected and turn off the RV water pump. Open the faucet to relieve pressure from the lines.

2. Protect the cabinet

Place a towel or container under the connections to catch residual water. Remove stored items from beneath the sink.

3. Disconnect the old hoses

Loosen the hot and cold connections carefully. Avoid twisting the RV plumbing lines or applying excessive force to the valves.

4. Remove the old faucet

Remove the mounting hardware and lift the faucet from the sink deck or countertop.

5. Clean the mounting surface

Remove old residue, mineral buildup, or debris. The new faucet should sit on a clean and stable surface.

6. Position the new faucet

Place the Dometic faucet in the correct orientation and confirm that the folding movement is clear.

7. Connect the hot and cold hoses

Attach the hoses to the correct supply lines. Follow the faucet instructions for sealing washers, fittings, and tightening requirements.

8. Restore water pressure gradually

Turn on the water supply slowly. Check both connections for leaks before operating the faucet normally.

Avoid Overtightening

A common installation mistake is tightening water connections too aggressively. Excessive force may damage:

  • Threaded fittings

  • Sealing washers

  • Faucet connections

  • Shutoff valves

  • Flexible hoses

  • Countertop hardware

Begin connections by hand to prevent cross-threading. Tighten according to the product instructions and inspect the connection under pressure.

If the faucet leaks after installation, do not keep tightening without identifying the cause. The problem may be a damaged washer, misaligned fitting, cracked hose, or damaged valve.

Testing the Faucet After Installation

Perform a complete test before loading the kitchen.

Check:

  • Cold water flow

  • Hot water flow

  • Temperature adjustment

  • Faucet movement

  • Folded position

  • Base stability

  • Hose routing

  • Cabinet clearance

  • Sink drainage

  • Connections under pressure

Operate the faucet in both raised and folded positions if the design allows it. Make sure the hoses do not pull, kink, or rub against sharp cabinet edges.

Check the cabinet beneath the sink again after several minutes. Slow leaks may not appear immediately.

Protect the Faucet During Travel

A fold-down design can help reduce height, but it does not eliminate the need for travel preparation.

Before driving:

  1. Remove objects from the sink.

  2. Fold the faucet carefully.

  3. Confirm that it is seated in the intended position.

  4. Make sure the sink cover does not press against it.

  5. Check that the hoses are not stretched.

  6. Secure nearby items so they cannot strike the faucet.

  7. Inspect the base for movement.

Do not use the faucet as a support point when entering, leaving, or moving around the RV kitchen.

Water Pressure and System Compatibility

RV water systems may use a pump, city-water connection, or both. The faucet must be suitable for the pressure conditions of the installation.

Before use, verify:

  • RV pump pressure

  • City-water pressure

  • Pressure regulator settings

  • Hose and fitting compatibility

  • Hot-water temperature

  • Valve condition

  • Manufacturer limits

A pressure regulator may be necessary in some campground hookups, depending on the RV system and water source.

Maintenance Checklist

Inspect the faucet regularly:

  • Check the base for movement

  • Look for water around the hoses

  • Inspect washers and connectors

  • Clean mineral deposits

  • Confirm smooth folding movement

  • Check for cracks or discoloration

  • Look for hose rubbing

  • Inspect the cabinet below the sink

  • Test hot and cold water flow

Use cleaning products that are suitable for the chrome finish. Avoid abrasive pads that may scratch the surface.

The RV outside shower kit guide includes additional ideas for managing RV water use and keeping outdoor cleaning tasks away from the main galley.

Winter Storage Considerations

Water trapped in the faucet or hoses may freeze and cause damage. Before freezing temperatures:

  • Turn off the water supply

  • Drain the relevant lines

  • Open the faucet

  • Follow the RV manufacturer’s winterization procedure

  • Protect hot and cold connections

  • Check the faucet again before the next trip

Do not apply antifreeze or cleaning chemicals unless the RV and faucet instructions specifically permit the method.

Common Mistakes to Avoid

Buying without measuring

A fold-down faucet still needs the correct mounting hole, clearance, and hose reach.

Connecting hot and cold lines incorrectly

Verify the plumbing layout before installation.

Folding the faucet with force

Use the movement provided by the design. Do not force or twist the mechanism.

Leaving the faucet unsecured during travel

The folded position should be checked before every departure.

Ignoring slow leaks

A small leak beneath the sink can damage cabinetry and flooring over time.

Using excessive water pressure

Protect the faucet and RV plumbing by staying within the recommended pressure range.

Treating the faucet as a grab handle

The faucet is a water fixture, not a structural support.

Frequently Asked Questions

What makes a fold-down RV faucet useful?

It can reduce the height of the faucet above the sink and create more clearance for sink covers, storage, food preparation, and travel.

What hoses are included?

The product title lists 12-inch hot and cold hoses. Confirm the connector details before installation.

Is this faucet compatible with every RV?

No. Check the mounting hole, counter thickness, water connections, hose length, pressure, and available clearance.

Can I install it myself?

Some RV owners can complete a faucet replacement, but the water system should be depressurized first and tested carefully afterward. Use a qualified technician if you are unsure.

Why is the faucet leaking beneath the sink?

Possible causes include a loose connection, damaged washer, misaligned fitting, worn valve, cracked hose, or damaged faucet connection.

Can I fold the faucet while the RV is moving?

Prepare the faucet before travel and ensure it is fully secure. Do not adjust or handle it while the vehicle is moving.

How do I protect the faucet during winter?

Drain the water system and follow the RV manufacturer’s winterization instructions to prevent freeze damage.

Final Takeaway

The Dometic 3313070-001 Fold-Down RV Galley Faucet is listed with a chrome finish and 12-inch hot and cold hoses. Its folding design can help RV owners use limited kitchen space more efficiently by improving clearance above the sink.

Before installation, measure the mounting area, confirm hose compatibility, identify the hot and cold lines, and check the folded position against nearby covers and cabinets. After installation, restore water pressure gradually and inspect every connection for leaks.

With proper fitment, careful handling, and regular maintenance, a fold-down RV faucet can improve both the daily kitchen workflow and the way the galley is prepared for travel.

Buying Guide
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RV Plumbing
Updated: September 09, 2026