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header-product Water Treatment Product sera 31157 by sera — model SE-31157
36.99 €

Water Treatment Product sera 31157 by sera — model SE-31157

sera 31157 water treatment SE-31157 Photo 1
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Short description

sera 31157 (model SE-31157) is a water treatment product from sera. The item is intended for aquarium and pond water maintenance, addressing water quality through a specialized formulation. Use cases include conditioning new aquarium water, supporting biological balance, and reducing harmful substances. Check manufacturer instructions for dosage and compatibility.
Available for order: 11 pcs.
Warranty: 2 Years
SKU: 12054852
Manufacturer: sera
delivery
to the Customer Service Center at Kengaraga 2b, Riga
06.07.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
06.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
09.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa
09.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

sera 31157 (model SE-31157) is a water treatment product designed by sera for aquarium and pond water maintenance. The formulation helps condition new water, support biological balance and reduce harmful substances that can stress fish and aquatic plants. It is intended to be used as part of routine water care and in response to water quality changes; always consult the manufacturer instructions for precise dosage and compatibility with other treatments.

Advantages

The product provides targeted conditioning that prepares water for inhabitants, promotes a stable biological environment and helps neutralize problematic compounds. Its formulation is created to integrate with regular aquarium and pond maintenance, offering straightforward application and compatibility with standard filtration and biological treatments when used according to instructions.

Suitable for

  • Conditioning newly filled aquarium or pond water
  • Supporting the biological balance in freshwater systems
  • Reducing chlorine, chloramine or other harmful substances
  • Use during routine water changes and after equipment maintenance

Key specifications

  • Intended use: aquarium and pond water treatment and conditioning
  • Function: supports biological balance and reduces harmful substances
  • Formulation: liquid water conditioner (follow label for concentration)
  • Compatibility: formulated for freshwater environments; follow manufacturer guidance for use with plants and invertebrates
  • Application: dosing into aquarium or pond water according to instructions

How to use

Shake the bottle gently before use and apply the product to water following the dosage instructions provided by the manufacturer. Add it to the aquarium or pond in small amounts distributed around the tank or near circulation to ensure even dispersion. Use during initial water setup, after partial water changes, and when addressing sudden changes in water quality. Do not exceed the recommended dosage and verify compatibility with any simultaneous treatments or medications.

Usage recommendations

Refer to the included manufacturer instructions for exact dosing rates and safety information. Monitor water parameters after application and adjust treatment frequency based on observed conditions. Store the product in a cool, dry place away from direct sunlight and out of reach of children and pets.

Description

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Customer reviews

Customer questions

FAQ

How much does the sera 31157 water treatment SE-31157 cost, and is it available for purchase?

The price is 36.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 11 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 06.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All sera products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized sera service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.