Soil Pipe Double Check Non-Return Valve Anit-Flood Backwater

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  • Soil Pipe Double Check Non-Return Valve Anit-Flood Backwater
  • Soil Pipe Double Check Non-Return Valve Anit-Flood Backwater
  • Soil Pipe Double Check Non-Return Valve Anit-Flood Backwater
  • Soil Pipe Double Check Non-Return Valve Anit-Flood Backwater


Soil pipe double check valve has two independent protective non return valves which is beneficial during back flow because the pressure affecting the first flap is not immediately transferred to the other. Check valve comes in two different sizes 110mm or 160mm.

- Diameter: 110mm or 160mm
- Mounting: vertical
- Karmat double flap backwater valves are equipped with an innovative chromium-nickel lever guard, which constitutes additional security
- These are the only valves with two flaps equipped with two levers for manual closing available on the market. It enables fast evaluation of proper operation of both flaps. The easy change of both levers from opening position A to closing position B and back means that both flaps work properly in the valve and it is not necessary to carry out any additional maintenance operations
- The possibility to check proper operation of both flaps is a great advantage of such a technical solution
- Flaps are equipped with chromium - nickel protective guards securing the flap and gasket against rats and its sliding during sewage flow. It is a very important feature in places particularly exposed to rodents’ attempts to pass through. Their installation is advisable in regions prone to repetitive backflow of sewage
- The guard protecting the flap as well as all mounting elements (screws, nuts and washers) are made from chromium-nickel
- Equipped with a manual closure lever
- Changing of the lever from OPEN position A to CLOSED position B causes a complete arrest of sewage backflow
- Only the Highest quality polimer used in prodaction
- The device’s interior with its smooth surface properly profiled, protects against sediment collection and grants complete and undisturbed sewage flow
- Use of anti-flooding devices for rooms located on the lower floors is required by obligatory regulations to technical conditions that are be satisfied by building codes
- Gaskets have been manufactured from a rubber of high resistance to atmospheric influences and to aging
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Warranty Information

All products supplied are covered by the terms and conditions of the Manufacturer's Warranty for a period of 12 months.

However, some manufactures have a lifetime guarantee. In this case please contact us. This guarantee specifically excludes faults caused by accident, neglect, and misuse. In addition routine maintenance (cleaning of dirty audio/video heads etc.), consumables (styli, plug fuses, cables, batteries, etc.), cosmetic damage and tuning of channels are not covered.

The seller will be wholly responsible for the cost of return delivery and safe return of the goods. We will provide pre-paid label to return goods to us for orders which have been purchased in Europe or will expect goods to be shipped back to us by buyer by using the cheapest possible courier services and we will reimburse the shipping cost to the customer when goods received if goods to be returned from outside Europe. Proof of postage is not proof of delivery and you are therefore strongly advised to send your package by recorded delivery, registered post or courier, and to maintain sufficient insurance to cover the value of the goods.

Regardless of the warranty, you have right to cancel your order within 30 days without giving any reason. The cancellation period will expire after 30 days from the day when order has been delivered. To gain the right to cancel, you must inform us about your decision to cancel the order by a clear statement. To meet the cancellation deadline, it is sufficient for you to contact us about your decision before the cancellation period has expired.

Effects of cancellation: If you cancel the order, we will reimburse to you all payments received from you, including the costs of delivery (except for the supplementary costs arising if you chose a type of delivery other than the least ex-pensive type of standard delivery offered by us). We may make a deduction from the reimbursement for loss in value of any goods supplied, if the loss is the result of unnecessary handling by you.
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