# kfa² Replacement Mushroom for Shower Head 3/8" - model 891-038-98

**URL:** https://aio.lv/en/product--kfa-5907571890113--11835808
**Data updated:** 2026-03-09 14:49 (EET)
**Category:** Kitchen & Bathroom Faucets
**Manufacturer:** kfa²
**Manufacturer code:** 5907571890113
**EAN:** 5907571890113
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kfa-5907571890113--11835808

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Replacement mushroom (valve insert) for a shower head by kfa², compatible with 3/8" connections. Part number 891-038-98 / MPN 5907571890113. Designed to fit standard 3/8" shower fittings, it serves as a functional internal component to regulate flow or seal the junction. Suitable for repair and maintenance of compatible shower heads and mixers.

## Long description

Replacement mushroom for shower head with 3/8" connection from kfa² is an internal valve insert designed to restore proper sealing and flow control in compatible shower fittings. The part fits standard 3/8" shower connections and is intended as a maintenance or repair component for shower heads and mixers produced to accept this size of valve insert. The component is compact and engineered to integrate with existing fixtures without requiring modification to the visible parts of the shower.
Advantages
This replacement mushroom provides a direct and economical way to repair leaking or poorly performing shower heads. It is designed for straightforward installation into compatible 3/8" fittings, restoring reliable sealing and helping to regulate water flow. Because it is an internal part, replacing it can extend the service life of the shower head or mixer while avoiding the need to replace the whole fixture.
Suitable for
Repairing shower heads with 3/8" internal valve inserts
Maintenance of mixers and handheld shower fittings using 3/8" connections
Replacing worn or damaged internal flow-control components in compatible fixtures
Key specifications
Connection size: 3/8" compatible
Function: internal valve insert (mushroom) for flow regulation and sealing
Material: durable component designed for use in water fittings (material specified by manufacturer)
Compatibility: intended for shower heads and mixers that accept standard 3/8" valve inserts
How to use
Shut off the water supply before beginning work. Remove the shower head or relevant trim to access the internal valve area. Extract the old valve insert carefully, taking note of orientation and any seals or washers. Insert the replacement mushroom into the fitting in the same orientation, ensuring it sits flush and any sealing elements are correctly positioned. Reassemble the shower head or mixer and restore the water supply, then check for proper flow and absence of leaks.
Usage recommendations
Verify that your fixture accepts a 3/8" valve insert before ordering. When replacing internal parts, keep all seals and washers in good condition or replace them simultaneously to ensure reliable sealing. If unsure about compatibility or installation, consult a qualified plumber or the fixture manufacturer.

## FAQ

### How much does the kfa² Shower Head Mushroom 3/8" 891-038-98 cost, and is it available for purchase?

The price is 3.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 31 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 09.07.2026 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 kfa² 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 kfa² 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. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11835808/67235549_large.webp