Your eyes and hands in India · Est. 2019 · Replies within one working day

Can sanitaryware factories supply cisterns, flush valves and seats?

Yes. Most plants supply fill valves, flush valves, seats and fixing kits with their WCs, but they buy them in. Name each part, its maker and its certification in the order.

· 3 min read · Creston & Co

Yes. Most sanitaryware factories in Morbi and Thangadh can supply WCs complete with cistern fittings, flush valves, flush buttons, seat covers and fixing kits. Many also bundle concealed cisterns and frames for wall-hung pans.

The catch is that the ceramic plant rarely makes these parts. It buys them from specialist suppliers in India or abroad and fits or packs them with the ceramics. That makes the parts a separate quality and compliance question, and you should treat them as such.

What can be supplied

  • Fill valves (inlet valves), which refill the cistern and shut off at the set water level.
  • Flush valves (outlet valves), single or dual flush, which release the set volume into the bowl.
  • Push buttons or levers, matched to the valve and the cistern lid.
  • Seat covers in UF or PP, with or without soft-close hinges. See soft-close seat covers.
  • Fixing kits for the pan to floor or wall, and tank-to-bowl bolts and gaskets for two-piece WCs.
  • Connectors, flexible hoses, and pan connectors for the waste outlet, where the order asks for them.
  • Concealed cisterns, frames and flush plates for wall-hung pans, usually from a frame maker the factory works with.

Why the fittings decide compliance

Many market rules apply to the flush system, not only the ceramic. A WC certified at a given flush volume is certified with particular valves. Swap the valve and you may change the volume, the flush performance and the legal status of the product.

Each market has its own requirements for fittings. In Europe, separate WC cisterns and their fittings fall under EN 14055. In the UK, buyers often look for WRAS approval to show compliance with the water fittings regulations. In the US and Canada, fill valves are generally certified to ASSE 1002/ASME A112.1002/CSA B125.12, and flush valves to ASME A112.19.5. In Australia, plumbing products need WaterMark certification, and toilets need WELS registration. Check the current list with your certifier before you order.

Flush volume limits are covered in toilet flush volume rules by country.

Common problems with bought-in parts

  • The factory changes valve supplier between orders to save cost, and flush performance or reliability changes with it.
  • Valves are factory-set to the wrong volume for your market, or are not set at all.
  • Fixing kits or bolts are missing from some cartons, which is cheap for the factory and costly for you.
  • Plastic parts become brittle or discoloured in hot climates because the material grade is low.
  • No spare parts are available a year later because the part was a one-off purchase.

How to specify fittings

Treat each bought-in part as its own line in the specification. For every WC model, list:

  • The fill valve and flush valve by supplier and model, and the flush volumes they are set to.
  • The certificate or approval each part needs for your market, with a copy attached to the order.
  • The seat model, material and hinge type.
  • The contents of the fixing kit, item by item.
  • A rule that no part may be changed without your written approval and a new test where needed.

Checking at inspection

At pre-shipment inspection, open a sample of cartons and check that every listed part is present and matches the approved model. Fill and flush a sample of WCs to check the valves shut off cleanly, deliver the set volume and do not leak at the tank-to-bowl joint. How sanitaryware is tested covers the ceramic tests that go alongside.

Agree a spare parts plan at the same time. Ask the factory to ship a stock of valves, seals, buttons and seats with the first order, from the same suppliers. Sanitaryware spare parts suggests what to hold.

Next step

We list the fittings for each model, check their certificates, and count and test them at inspection before loading. Book a free sourcing review.

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