Material: CrNiMo Steel 1.4401 (EN 10088) for base unit
Operating Temperature: 0°C to +95°C
Ball Material: PPSU (polyphenylsulfone)
Upper Part Material: Gunmetal
Seal Materials:
Upper Part Caulk: EPDM
Ball Caulks: Silicone
Seal Ring: CIIR (chlorobutyl rubber), black
Design: Concealed turn handle with replaceable valve top
Description
The Geberit Mapress Stainless Steel Concealed Ball Valve is designed for discreet and secure flow control in piping systems where high hygiene standards and corrosion resistance are essential. Ideal for drinking water installations, industrial applications, and areas with aesthetic requirements, this concealed valve is compact and reliable. With a concealed turn handle and replaceable valve top, it combines durability with ease of maintenance, making it an optimal choice for both residential and commercial settings.
Key Features
High-Quality Stainless Steel Construction: Made from CrNiMo steel 1.4401 (EN 10088), this valve is corrosion-resistant, providing durability and long-term reliability in challenging environments.
DVGW Approved: Meets DVGW standards, ensuring compliance with strict quality and safety regulations, making it suitable for drinking water installations.
Model Geberit K4: This model’s design ensures the ball and base unit are fully exposed to flow, optimising the valve’s efficiency and performance.
Replaceable Valve Top: Features a replaceable valve top, including the ball and seals, allowing for easy maintenance and reduced downtime, enhancing system longevity.
Concealed Turn Handle: Equipped with a concealed turn handle for a streamlined appearance, ideal for installations where visible components need to be minimised.
Durable Material Components:
Ball: Made of PPSU, a high-performance plastic known for its resistance to pressure and heat, ensuring longevity in demanding applications.
Base Unit: Stainless steel for enhanced corrosion resistance.
Upper Part: Made of gunmetal, providing structural strength and reliability.
Seals: Upper part caulk made from EPDM, and ball caulks made from silicone for reliable sealing and resistance to wear.
Pressing Indicator: Designed with a pressing indicator that signals incomplete connections, allowing for quick and secure installation verification.
Leakproof Seal Ring: Includes a CIIR (chlorobutyl rubber) black seal ring to ensure a leakproof connection, enhancing safety and reliability.
Transparent Protection Plug: Supplied with a transparent protection plug to prevent contamination during installation, ensuring a clean, secure connection.
Wide Operating Temperature Range: Operates effectively in temperatures from 0 to 95 °C, making it versatile for a wide range of applications and environmental conditions.
SKU
Article Number
DN
DNV
d (mm)
L (cm)
L1 (cm)
Z (cm)
K (cm)
PN (bar)
487404
94912
12
15
15
10.4
12.6
3.2
7.3
10
487405
94913
15
15
18
10.3
12.6
3.2
7.3
10
487406
94914
20
20
22
11.7
12.6
3.8
7.3
10
Application Purposes
Operating Temperature
Maximum Operating Pressure
For cold and hot potable water
0–100 °C
16 bar / 1600 kPa
For cooling and heating water without antifreeze agent
0–100 °C
16 bar / 1600 kPa (1)
For cooling and heating water with antifreeze agent
–30 °C to +120 °C
16 bar / 1600 kPa (1)
For district heating water ≤ 120 °C
0–120 °C
16 bar / 1600 kPa (1)
For saturated steam ≤ 120 °C
0–120 °C
2 bar/200 kPa (1)
For service water and process water
0–100 °C
16 bar / 1600 kPa (5)
For treated water
0–100 °C
16 bar / 1600 kPa (6)
For rainwater with a pH value of > 6.0
0–100 °C
16 bar / 1600 kPa
For grey and black water with pH value > 6.0
0–100 °C
16 bar / 1600 kPa
For extinguishing water (wet)
0–100 °C
16 bar / 1600 kPa
For sprinklers (wet)
0–100 °C
16 / 10 bar 1600 / 1000 kPa
For chemicals and technical liquids
Upon request
Upon request (5)
(1) Use of inhibitors, corrosion-protection agents, antifreeze agents only after approval by Geberit
(2) Lifetime with collector standstill: 200 h/a at 180 °C; 60 h/a at 200 °C; total 500 h/lifetime at 220 °C
(3) 10 bar / 1000 kPa for MasterFix and MeplaFix
(4) 16 bar / 1600 kPa for d22–76.1 mm, 10 bar / 1000 kPa for d88.9–108 mm
(5) Following Geberit approval
(6) Application range according to TI "Treated Waters"
Application Purposes
Operating Temperature
Maximum Operating Pressure
For Compressed Air (Oil Purity Class 0-3)
0-100°C
25/16/12 bar
2500/1600/1200 kPa (5)
(5) Oil purity class in accordance with ISO 8573-1:2010E; for details on moisture and particles, see technical information "Geberit Piping Systems for Compressed Air Installations"
IMPORTANT: The technical data given on this website is for preliminary information purposes only and is published without guarantee. All line drawings are for illustrative purposes only and should not be regarded as wholly accurate in every detail. We reserve the right to withdraw or to alter the specification of any product without notice. For more information, please consult our Terms of Business.
If you require any further information, our excellent customer service team is here to help so please call us on 01794 835835.
