# Shower Head Warranty, Defect Handling and Spare Parts

Source: https://www.ningboware.com/sourcing/shower-head-warranty-and-after-sales/
Publisher: Cixi Zhonghe Sanitary Appliance Factory (ZHONGHE), Cixi, Ningbo, Zhejiang, China. Contact: steven@ningboware.com
Updated: 2026-09-05

ZHONGHE, a shower head factory in Cixi, Ningbo, China, water tests every finished unit for about 10 to 15 seconds before packing, which is what prevents most after-sales cases. Where a defect does appear, the route is evidence, cause, then remedy: replacement parts or units, normally consolidated into the next shipment. The warranty period for your programme is confirmed in the order documents.

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Item | Detail
--- | ---
Warranty period | Agreed per programme and written into the order documents rather than published as a single figure
What a warranty covers | Manufacturing and material defects. It does not cover limescale, damage from harsh cleaners, installation damage or normal wear of seals and filter media
First line of defence | 100% water test of every finished unit for about 10 to 15 seconds before packing, plus 0.5MPa leakage checks in selected processes
Other checks | Flow tested at 0.3MPa on selected specifications, salt spray on selected finishes, O-rings 100% camera-inspected at the supplier before they reach the line
Packing checks | Carton, label, accessory and quantity checks before sealing, which removes the most common non-technical complaint
Claim evidence | Photographs or video of the fault, the model code, the quantity affected, the production or shipment reference, and where in the product the fault is
Remedy | Replacement parts or units, normally consolidated into the next shipment to avoid air freight on low-value items
Spare parts | Seals, O-rings, filter cartridges, hoses, holders and mode cartridges are supplied as consumables and spares

## The warranty question, answered honestly

Buyers ask for a warranty period and expect a number. The honest answer is that the period belongs in your order documents, because it has to line up with what you promise your own customers, with the channel you sell through and with the product itself. A retail programme in a market where the chain gives two years cannot be supported by a shorter factory term, and a contract order for a gym is a different conversation again. The period for your programme is agreed and written down before production.

What can be said in general is what a warranty is for. It covers defects in manufacture and material: a leak from a moulding fault, a plating failure that is not caused by cleaning chemicals, a mode selector that fails in normal use. It does not cover limescale, damage from harsh cleaners or steel wool, installation damage, or the normal wearing out of seals and filter media, which are consumables. Writing that distinction into the manual saves a great deal of argument later.

## What the factory does so a claim never happens

Nearly every after-sales case in this product category is a leak, a blocked nozzle field, a finish complaint or a packing error, and the plant is set up against all four. Every finished unit is water tested for about 10 to 15 seconds before it is packed, which catches leaks and blockages one unit at a time rather than by sampling. Selected processes add 0.5MPa leakage checks, flow is tested at 0.3MPa on selected specifications, and salt spray is run on selected finishes.

Two quieter checks matter more than their cost suggests. O-rings are 100 percent camera-inspected at the supplier before they reach the assembly line, because a missing or deformed O-ring is the classic cause of a leak that appears a month after installation. And cartons, labels, accessories and quantities are checked before sealing, which removes the single most common complaint of all: the right product with the wrong box, the wrong barcode or a missing washer.

## How a claim is handled

Send evidence first. Photographs or a short video of the fault, the model code, the quantity affected, the shipment or production reference, and where in the product the fault sits. If a batch is affected, a note of which cartons and which date codes narrows it quickly. A claim with evidence is investigated; a claim without it turns into an argument about whose fault it is.

The investigation then looks for a cause, because the cause decides the remedy. A moulding or assembly fault is the factory's. A specification that was approved and turned out to be wrong for the market is a joint problem to fix in the next revision. Damage in transit is an insurance matter. Once the cause is agreed, the usual remedy is replacement parts or units consolidated into the next shipment, since air freighting low-value items often costs more than the goods. Urgent cases are handled case by case with Steven, Export Manager.

## Spare parts keep a programme alive

The parts that fail are rarely the body. They are the O-ring, the washer, the filter cartridge, the hose and the mode cartridge, and all of them are supplied as spares and consumables. A buyer who stocks a small quantity of each can settle most end-user complaints by post instead of by replacement, which protects both margin and reviews. The spare parts and consumables guide on this site lists what to hold.

Filter programmes need a refill plan from day one, since a filter head without available cartridges becomes an ordinary head and a disappointed customer. Agree the cartridge reorder interval, the pack format and the availability window when the first order is placed, and add the spares to the same shipment rather than ordering them separately later. Historic defect rates and long-term availability commitments are being confirmed for publication.

## FAQ

### What warranty do you give on shower heads?

The period is agreed per programme and written into the order documents, so that it matches what you promise your own customers and the channel you sell through. It covers manufacturing and material defects. It does not cover limescale, damage from harsh cleaners, installation damage, or the normal wearing out of seals and filter media, which are consumables.

### How do I make a quality claim?

Send photographs or a short video of the fault, the model code, the quantity affected, the shipment or production reference, and which cartons or date codes are involved. The cause is then investigated, because the cause decides the remedy. The usual remedy is replacement parts or units consolidated into the next shipment, since air freight on low-value items often costs more than the goods.

### What is your defect rate?

Historic defect rate ranges are being confirmed for publication. What can be stated now is the process behind it: every finished unit is water tested for about 10 to 15 seconds before packing, selected processes add 0.5MPa leakage checks, flow is tested at 0.3MPa on selected specifications, and O-rings are 100 percent camera-inspected at the supplier before reaching the line.

### Can I buy spare parts after the order?

Yes. O-rings, washers, seals, filter cartridges, hoses, holders and mode cartridges are supplied as spares and consumables. Add them to the original shipment where you can, since freight on a small later order is disproportionate. A filter programme in particular needs a cartridge refill plan agreed at the first order, or the product becomes an ordinary head once the first cartridge is spent.

### Who pays if a container arrives with defective units?

It depends on the cause, which is why evidence comes first. A manufacturing or assembly fault is the factory's responsibility. A specification that was approved and proved wrong for the market is fixed jointly in the next revision. Transit damage is an insurance matter under the Incoterm agreed for the shipment. Booking a third-party pre-shipment inspection against the approved sample prevents most of these cases entirely.

## Related pages

- https://www.ningboware.com/resources/shower-head-spare-parts-and-consumables/
- https://www.ningboware.com/manufacturer/shower-head-assembly-and-water-testing-line/
- https://www.ningboware.com/resources/shower-head-inspection-aql-and-reports/
- https://www.ningboware.com/resources/shower-head-quality-control-guide/
- https://www.ningboware.com/quality-control/
- https://www.ningboware.com/contact/