Valve instructions 260 geberit dual flush

Geberit Toilet Spares|Twico Flush Valves|Inlet Valves

Geberit Flush Valves Replacement Geberit Flush Valves

geberit 260 dual flush valve instructions

Geberit Toilet Spares|Twico Flush Valves|Inlet Valves. Geberit 282.350.KD.1 Flush Valve Type 280 with Blue Square Dual Flush. Adjustable Flush Volume Depending on Amount of Water in Cistern. Overall Height 450 mm. Dual Flush Actuator with Threaded Rod for Fastening the Cistern Cover. Includes: Dual Flush Unit, Dual Flush Actuator with Rosette (50 mm diameter), Fastening Material. Product Overview, Sigma10 with Touchless Operation. Geberit Sigma10 hands-free, touchless activation helps prevent the spread of germs, perfect for private or semi-public bathrooms where users are looking for the ultimate in comfort, convenience, and hygiene. Sigma10 touchless plates are easy to use: wave a hand near the sensor to flush or simply walk away..

How to change a new style Geberit flush valve YouTube

Geberit Type 290 Flushing Valve Installation - YouTube. Geberit 282.350.21.2 Toilet Cistern Dual Flush Valve for Installation Inside Ceramic Cisterns. This dual flush cistern valve is designed and manufactured by the industry leading brand Geberit. This product is for installation inside ceramic cisterns. This mechanism features …, There is no need to replace older exposed cisterns just because an inlet or outlet valve is defective. After all, there are appropriate Geberit inlet and outlet valve systems not only for every older Geberit concealed cistern manufactured since 1964, but also for exposed or other cisterns from numerous manufacturers of ceramic appliances..

Instructions for Geberit 260 Dual flush toilet valve Part 1 Toilet spare parts, Cistern spare parts, Float Valves, Toilet Spares, Toilet parts, Diaphragms, Flush valves, Cistern fitting Spares, Parts for Toilets Instructions for Geberit 260 Dual flush toilet valve Part 1 Instructions for Geberit 260 Dual flush toilet valve Part 1 Toilet spare parts, Cistern spare parts, Float Valves, Toilet Spares, Toilet parts, Diaphragms, Flush valves, Cistern fitting Spares, Parts for Toilets Instructions for Geberit 260 Dual flush toilet valve Part 1

There is no need to replace older exposed cisterns just because an inlet or outlet valve is defective. After all, there are appropriate Geberit inlet and outlet valve systems not only for every older Geberit concealed cistern manufactured since 1964, but also for exposed or other cisterns from numerous manufacturers of ceramic appliances. Dual flush system The Geberit Delta flush and fill valves are the heart of the cisterns. Geberit 261.157.00.1 Impuls260 Toilet Cistern Dual Flush Valve for Installation Inside Ceramic Cisterns. Geberit - Toilet Cistern Dual Flush Valve Geberit New. Special offer on this designer Geberit Dual Flush Valve Type 280 For Ceramic Cistern.

Geberit - Toilet Cistern Dual Flush Valve - 282.350.21.2 This dual flush cistern valve is designed and manufactured by the industry leading brand Geberit. This product is for installation inside ceramic cisterns. This mechanism features 2 x Half Moon push Buttons for function (chrome). Product Details. Overflow pipe height-adjustable The New Geberit Impuls 260 Flush Valve. This valve comes complete with Button, Foam "Donut" washer for between the pan and cistern and the bolts and wingnuts to hold the pan to the cistern. The cistern washer is Internal Diameter 69mm, Outside Diameter 108 and around 15mm thick.

2/25/2013 · How to change a new style Geberit flush valve https://www.choicereplacementtoiletse... Geberit Flush Valves. The full range of Geberit flush valves is shown below. As official Geberit stockists, we are able to provide industry-leading customer support. All products are covered by our 30 day money-back guarantee as standard, as well as fast delivery. Please …

Geberit fill valves and flush valves can be fitted in no time at all and quickly pay for themselves. There is no need to replace older exposed cisterns just because a fill valve or flush valve is defective or their water consumption no longer corresponds to state-of-the-art technology. Flush valves Dual flush. Mechanisms Dual flush Geberit fill valves and flush valves Small change, great effect. Every Geberit flush valve comes with dual-flush capability built in. Approach the system for the first time, and the attractive flush plate will guide you: large button for solid waste (full flush) and small …

Geberit Frames, Cisterns & Accessories. WC Frames Concealed Cisterns Flush Plates Flush Buttons Shower Toilets Wetroom Drains Urinal Frames Cistern Valves Basin Frames & Traps Bidet Frames Bath Wastes & Traps Shower Tray Wastes. Geberit By Range: Geberit AquaClean Geberit Concealed Cisterns Geberit Drains, Traps & Wastes Geberit Duofix Geberit Fill & Flush Valves Geberit Flush Buttons Geberit One of the most common parts to fail on the Geberit Impuls 260 valve is the top bridge assembly. This part keeps the button in place and connects it to the flush valve. This is a very easy part to fix, simply press the two "pegs" on the sides of the flush valve to remove …

Geberit - Toilet Cistern Dual Flush Valve - 282.350.21.2 This dual flush cistern valve is designed and manufactured by the industry leading brand Geberit. This product is for installation inside ceramic cisterns. This mechanism features 2 x Half Moon push Buttons for function (chrome). Product Details. Overflow pipe height-adjustable Geberit 115.260.21.1 Kappa50 Dual-Flush Actuator, Polished Chrome sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply; Learn more about Amazon Fluidmaster 555CRP8 5 Minute Flush Valve Repair Kit . Manufacturer Video

Sigma10 with Touchless Operation. Geberit Sigma10 hands-free, touchless activation helps prevent the spread of germs, perfect for private or semi-public bathrooms where users are looking for the ultimate in comfort, convenience, and hygiene. Sigma10 touchless plates are easy to use: wave a hand near the sensor to flush or simply walk away. Complete with flush button (half moon) Geberit code 261.157.00.1; THIS PRODUCT HAS BEEN DISCONTINUED AND REPLACED WITH THE TYPE 290 FLUSH VALVE ANYONE ORDERING THE TWICO 1 WILL RECEIVE THE TYPE 290 AS STANDARD- IT WILL RETROFIT INTO THE EXISTING CRADLE OF THE TWICO 1 WITHOUT ANY ALTERATION.. Geberit is a world leader in advanced plumbing and plastics …

5/15/2015 · Shop Geberit 223.830.21.1 - Dual Flush Valve for RAK Cistern Toilet + Dual Chrome Button. Free delivery on eligible orders of £20 or more. Dual flush system The Geberit Delta flush and fill valves are the heart of the cisterns. Geberit 261.157.00.1 Impuls260 Toilet Cistern Dual Flush Valve for Installation Inside Ceramic Cisterns. Geberit - Toilet Cistern Dual Flush Valve Geberit New. Special offer on this designer Geberit Dual Flush Valve Type 280 For Ceramic Cistern.

Geberit inlet and outlet valves Geberit Australia

geberit 260 dual flush valve instructions

Geberit flush valve type 290 for ceramic cistern with. Geberit 282.350.KD.1 Flush Valve Type 280 with Blue Square Dual Flush. Adjustable Flush Volume Depending on Amount of Water in Cistern. Overall Height 450 mm. Dual Flush Actuator with Threaded Rod for Fastening the Cistern Cover. Includes: Dual Flush Unit, Dual Flush Actuator with Rosette (50 mm diameter), Fastening Material. Product Overview, Geberit 282.350.KD.1 Flush Valve Type 280 with Blue Square Dual Flush. Adjustable Flush Volume Depending on Amount of Water in Cistern. Overall Height 450 mm. Dual Flush Actuator with Threaded Rod for Fastening the Cistern Cover. Includes: Dual Flush Unit, Dual Flush Actuator with Rosette (50 mm diameter), Fastening Material. Product Overview.

Geberit Dual Flush Cistern Valve & Chrome Push Button Type

geberit 260 dual flush valve instructions

How to change a new style Geberit flush valve YouTube. The Geberit Outlet Valve Type 290 supersedes the Type 280. The all new dual flush valve is an ideal upgrade for the Typ 280 and typ 250 as it fits the original base installed in the cistern. The bright chrome dual flush button is a new style and easier to operate. The valve is Geberit fill valves and flush valves Small change, great effect. Every Geberit flush valve comes with dual-flush capability built in. Approach the system for the first time, and the attractive flush plate will guide you: large button for solid waste (full flush) and small ….

geberit 260 dual flush valve instructions


Geberit - Toilet Cistern Dual Flush Valve - 282.350.21.2 This dual flush cistern valve is designed and manufactured by the industry leading brand Geberit. This product is for installation inside ceramic cisterns. This mechanism features 2 x Half Moon push Buttons for function (chrome). Product Details. Overflow pipe height-adjustable Geberit Frames, Cisterns & Accessories. WC Frames Concealed Cisterns Flush Plates Flush Buttons Shower Toilets Wetroom Drains Urinal Frames Cistern Valves Basin Frames & Traps Bidet Frames Bath Wastes & Traps Shower Tray Wastes. Geberit By Range: Geberit AquaClean Geberit Concealed Cisterns Geberit Drains, Traps & Wastes Geberit Duofix Geberit Fill & Flush Valves Geberit Flush Buttons Geberit

6/1/2012 · I have fitted a couple of the Geberit concealed cisterens for wall hung pans in the last year or so. Both have gone on to start and let by with the dribble of water into the pan. One was sorted with a new flush valve washer. Geberit Impuls 280 Twico 2 Dual Flush Toilet Valve & Chrome Push Button 282.350.KD.1 Excl. VAT: £24.99 Incl. VAT: £29.99 Geberit Impuls 260 Twico 1 Toilet …

Geberit Toilet Spares Your one stop shop for all Geberit spares. Something you need yet not listed? Geberit Impuls 260 Twico 1 Dual Flush Toilet Valve & Chrome Push Button 261.157.00.1 (Discontinued) With this Geberit flush valve's design you need not worry about removing the entire cistern to service the valve in future, just simply The New Geberit Impuls 260 Flush Valve. This valve comes complete with Button, Foam "Donut" washer for between the pan and cistern and the bolts and wingnuts to hold the pan to the cistern. The cistern washer is Internal Diameter 69mm, Outside Diameter 108 and around 15mm thick.

Geberit Frames, Cisterns & Accessories. WC Frames Concealed Cisterns Flush Plates Flush Buttons Shower Toilets Wetroom Drains Urinal Frames Cistern Valves Basin Frames & Traps Bidet Frames Bath Wastes & Traps Shower Tray Wastes. Geberit By Range: Geberit AquaClean Geberit Concealed Cisterns Geberit Drains, Traps & Wastes Geberit Duofix Geberit Fill & Flush Valves Geberit Flush Buttons Geberit Geberit 115.260.21.1 Kappa50 Dual-Flush Actuator, Polished Chrome sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply; Learn more about Amazon Fluidmaster 555CRP8 5 Minute Flush Valve Repair Kit . Manufacturer Video

Technical Install Instructions Line Art Repair Parts Drawings Revit Files Specification Sheets Videos. Technical > Install Instructions. Geberit Installation Systems Systems for Wall-Hung Toilets, 2x6 Installations Systems for Wall-Hung Lavatories, Standard Height. Dual-Flush Actuators Omega20 Omega30 Omega60 - Actuator Omega60 - Cover Geberit flush valve type 260 for ceramic cistern, with Chrome dual flush Button 223.830.21.1 GEBERIT DUAL FLUSH VALVE 223830211 (223.200.21.1) FOR RAK CERAMICS TOILETS We carry a large range of Bathroom Spares in stock and can order most parts please call us or email sales@bathroomspareparts.co.uk if you need any more information

Geberit 282.350.KD.1 Flush Valve Type 280 with Blue Square Dual Flush. Adjustable Flush Volume Depending on Amount of Water in Cistern. Overall Height 450 mm. Dual Flush Actuator with Threaded Rod for Fastening the Cistern Cover. Includes: Dual Flush Unit, Dual Flush Actuator with Rosette (50 mm diameter), Fastening Material. Product Overview Geberit 111.260.00.1 Duofix WC Frame Despite being concealed under the wall, this frame gives massive support to your wall hung WC. The cistern that comes along with the frame makes it delightfully practical. Complete with necessary fittings, this WC frame, can be easily installed.

Geberit Frames, Cisterns & Accessories. WC Frames Concealed Cisterns Flush Plates Flush Buttons Shower Toilets Wetroom Drains Urinal Frames Cistern Valves Basin Frames & Traps Bidet Frames Bath Wastes & Traps Shower Tray Wastes. Geberit By Range: Geberit AquaClean Geberit Concealed Cisterns Geberit Drains, Traps & Wastes Geberit Duofix Geberit Fill & Flush Valves Geberit Flush Buttons Geberit Geberit Toilet Spares. Flush Valves-Flush Buttons-Inlet Valves-Flush Plates-Diaphram Washers. Categories. Geberit Concealed Cisterns and WC Frames: Geberit Type 260 Dual Flush Valve And Button £47.99: Geberit Type 260 Flush Valve and Inlet Valve Combination £59.99: Geberit Impuls 260 Top Bridge

Dual flush system The Geberit Delta flush and fill valves are the heart of the cisterns. Geberit 261.157.00.1 Impuls260 Toilet Cistern Dual Flush Valve for Installation Inside Ceramic Cisterns. Geberit - Toilet Cistern Dual Flush Valve Geberit New. Special offer on this designer Geberit Dual Flush Valve Type 280 For Ceramic Cistern. Find many great new & used options and get the best deals for Geberit Type 260 Dual Flush Valve Including Push Button Donut 223.830.21.1 at the best online prices at …

The New Geberit Impuls 260 Flush Valve. This valve comes complete with Button, Foam "Donut" washer for between the pan and cistern and the bolts and wingnuts to hold the pan to the cistern. The cistern washer is Internal Diameter 69mm, Outside Diameter 108 and around 15mm thick. Geberit 282.350.21.2 Toilet Cistern Dual Flush Valve for Installation Inside Ceramic Cisterns. This dual flush cistern valve is designed and manufactured by the industry leading brand Geberit. This product is for installation inside ceramic cisterns. This mechanism features …

geberit 260 dual flush valve instructions

6/1/2012 · I have fitted a couple of the Geberit concealed cisterens for wall hung pans in the last year or so. Both have gone on to start and let by with the dribble of water into the pan. One was sorted with a new flush valve washer. low volume flush. Installation. Geberit - Toilet Cistern Dual Flush Valve Geberit New Dual Flush Dimensions. Geberit 261.157.00.1 Impuls260 Toilet Cistern Dual Flush Valve for Installation. The water saving dual flush touchless sensor within the Sigma10 flush plate or manual operation in a choice of The innovative Geberit Sigma80 flush plate.

Geberit dual flush valve leak Page 2 DIYnot Forums. geberit toilet spares your one stop shop for all geberit spares. something you need yet not listed? geberit impuls 260 twico 1 dual flush toilet valve & chrome push button 261.157.00.1 (discontinued) with this geberit flush valve's design you need not worry about removing the entire cistern to service the valve in future, just simply, geberit 282.350.21.2 toilet cistern dual flush valve for installation inside ceramic cisterns. this dual flush cistern valve is designed and manufactured by the industry leading brand geberit. this product is for installation inside ceramic cisterns. this mechanism features …).

11/11/2015 · Der Film zeigt die Installation des Geberit Typ 290 Füllventils. The film demonstrates the installation of the Type 290 Flushing Valve. ID: 2078808 Please no... Instructions for Geberit 260 Dual flush toilet valve Part 1 Toilet spare parts, Cistern spare parts, Float Valves, Toilet Spares, Toilet parts, Diaphragms, Flush valves, Cistern fitting Spares, Parts for Toilets Instructions for Geberit 260 Dual flush toilet valve Part 1

Geberit Flush Valves. The full range of Geberit flush valves is shown below. As official Geberit stockists, we are able to provide industry-leading customer support. All products are covered by our 30 day money-back guarantee as standard, as well as fast delivery. Please … 2/15/2012 · Free delivery and returns on all eligible orders. Shop Geberit 816.418.00.1 Replacement Flush Valve Base Sealing Washer - Clear.

12/3/2012 · Geberit dual flush valve leak. Discussion in 'Plumbing and Central Heating' started by someplumb, and that's a bit of a struggle. the instructions show you how. you pop it off the screw device on one end and twist it on the other to remove it. don't drop it! i feared this, but it didn't happen. if it happens, just fill the cistern and it Geberit Twico I Dual flush Valve (261.157.00.1) This dual flush cistern valve is designed and manufactured by Geberit. This product is for installation inside ceramic cisterns. Fits most Ideal Standard, Armitage Shanks and Vitra Dual Flush Cistern with a 2 inch outlet. The buttons on the flush unit are operated via the green and black rods.

Geberit Twico I Dual flush Valve (261.157.00.1) This dual flush cistern valve is designed and manufactured by Geberit. This product is for installation inside ceramic cisterns. Fits most Ideal Standard, Armitage Shanks and Vitra Dual Flush Cistern with a 2 inch outlet. The buttons on the flush unit are operated via the green and black rods. GEBERIT DUAL FLUSH VALVE 223830211 (223.200.21.1) FOR RAK CERAMICS TOILETS. We are a leading Geberit spares supplier. If you cannot see the part you require on our website then please get in touch as we will probably have it in stock or can get it in for next day.

Geberit 282.350.21.2 Toilet Cistern Dual Flush Valve for Installation Inside Ceramic Cisterns. This dual flush cistern valve is designed and manufactured by the industry leading brand Geberit. This product is for installation inside ceramic cisterns. This mechanism features … Geberit fill valves and flush valves Small change, great effect. Every Geberit flush valve comes with dual-flush capability built in. Approach the system for the first time, and the attractive flush plate will guide you: large button for solid waste (full flush) and small …

Geberit Frames, Cisterns & Accessories. WC Frames Concealed Cisterns Flush Plates Flush Buttons Shower Toilets Wetroom Drains Urinal Frames Cistern Valves Basin Frames & Traps Bidet Frames Bath Wastes & Traps Shower Tray Wastes. Geberit By Range: Geberit AquaClean Geberit Concealed Cisterns Geberit Drains, Traps & Wastes Geberit Duofix Geberit Fill & Flush Valves Geberit Flush Buttons Geberit DUAL FLUSH VALVE PUSH BUTTON ASSEMBLY Installation Instruction 1. FITTING VALVE BRIDGE 5. FITTING PUSH BUTTONS TO REMOVE CISTERN LID We pursue a policy of continuing improvement in design and performance of our products.The right is, therefore, reserved to vary specifications without notice. 4155 03/08

Geberit Frames, Cisterns & Accessories. WC Frames Concealed Cisterns Flush Plates Flush Buttons Shower Toilets Wetroom Drains Urinal Frames Cistern Valves Basin Frames & Traps Bidet Frames Bath Wastes & Traps Shower Tray Wastes. Geberit By Range: Geberit AquaClean Geberit Concealed Cisterns Geberit Drains, Traps & Wastes Geberit Duofix Geberit Fill & Flush Valves Geberit Flush Buttons Geberit Find many great new & used options and get the best deals for Geberit Type 260 Dual Flush Valve Including Push Button Donut 223.830.21.1 at the best online prices at …

geberit 260 dual flush valve instructions

How to change a new style Geberit flush valve YouTube

Sigma10 dual-flush plates for wall-hung toilets Geberit. geberit type 290 dual flush valve. for ceramic cisterns for potable water for grey water (rainwater), if a filter system is used. the geberit type 290 dual flush valve (282.350.21.2) is a genuine, brand new geberit product, covered by a minimum 1 year geberit manufacturer's guarantee., dual flush valve push button assembly installation instruction 1. fitting valve bridge 5. fitting push buttons to remove cistern lid we pursue a policy of continuing improvement in design and performance of our products.the right is, therefore, reserved to vary specifications without notice. 4155 03/08).

geberit 260 dual flush valve instructions

Geberit 260 Dual Flush Outlet Valve toiletspares.com.au

Geberit Frames Cisterns & Accessories. 5/15/2015 · shop geberit 223.830.21.1 - dual flush valve for rak cistern toilet + dual chrome button. free delivery on eligible orders of £20 or more., instructions for geberit 260 dual flush toilet valve part 1 toilet spare parts, cistern spare parts, float valves, toilet spares, toilet parts, diaphragms, flush valves, cistern fitting spares, parts for toilets instructions for geberit 260 dual flush toilet valve part 1).

geberit 260 dual flush valve instructions

Geberit fill valves and flush valves Geberit North America

Geberit 260 Dual Flush Outlet Valve toiletspares.com.au. the geberit outlet valve type 290 supersedes the type 280. the all new dual flush valve is an ideal upgrade for the typ 280 and typ 250 as it fits the original base installed in the cistern. the bright chrome dual flush button is a new style and easier to operate. the valve is, geberit fill valves and flush valves can be fitted in no time at all and quickly pay for themselves. there is no need to replace older exposed cisterns just because a fill valve or flush valve is defective or their water consumption no longer corresponds to state-of-the-art technology. flush valves dual flush. mechanisms dual flush).

geberit 260 dual flush valve instructions

Geberit Toilet Cistern Dual Flush Valve - 282.350.21.2

Geberit 223.830.21.1 Dual Flush Valve for RAK Cistern. find many great new & used options and get the best deals for geberit dual flush cistern valve & chrome push button type 240 set 136.909.21.2 at the best online prices at ebay! free delivery for many products!, geberit kappa50 flush plate actuator in gloss chrome 115.260.21.1. available ex-stock for fast delivery from plumbinbits, specialists in toilet spares & plumbing supplies.).

12/3/2012 · Geberit dual flush valve leak. Discussion in 'Plumbing and Central Heating' started by someplumb, and that's a bit of a struggle. the instructions show you how. you pop it off the screw device on one end and twist it on the other to remove it. don't drop it! i feared this, but it didn't happen. if it happens, just fill the cistern and it GEBERIT Manufacturing, Inc. 1100 Boone Drive, Michigan City, IN 46360 www.us.geberit.com Phone: (219) 879 4466 • Fax: (219) 872-8003 For Technical Assistance 800 / 225-7217 POSSIBLE CAUSE Flush valve is not seated properly. Water runs into overflow tube; the water level is too high in tank. Water is leaking from fill valve.

5/15/2015 · Shop Geberit 223.830.21.1 - Dual Flush Valve for RAK Cistern Toilet + Dual Chrome Button. Free delivery on eligible orders of £20 or more. GEBERIT Manufacturing, Inc. 1100 Boone Drive, Michigan City, IN 46360 www.us.geberit.com Phone: (219) 879 4466 • Fax: (219) 872-8003 For Technical Assistance 800 / 225-7217 POSSIBLE CAUSE Flush valve is not seated properly. Water runs into overflow tube; the water level is too high in tank. Water is leaking from fill valve.

10/13/2011 · I have a Geberit dual flush with the blue square on the button. My problem is that when at rest and filled I have a small weep of water into the pan. I purchased new flush valve seal but this has not made any noticeable difference. Is there any adjustment? or where should I be looking? regards 2/15/2012 · Free delivery and returns on all eligible orders. Shop Geberit 816.418.00.1 Replacement Flush Valve Base Sealing Washer - Clear.

Geberit Toilet Spares Your one stop shop for all Geberit spares. Something you need yet not listed? Geberit Impuls 260 Twico 1 Dual Flush Toilet Valve & Chrome Push Button 261.157.00.1 (Discontinued) With this Geberit flush valve's design you need not worry about removing the entire cistern to service the valve in future, just simply Geberit Type 290 dual flush valve. For ceramic cisterns For potable water For grey water (rainwater), if a filter system is used. The Geberit Type 290 dual flush valve (282.350.21.2) is a genuine, brand new Geberit product, covered by a minimum 1 year Geberit manufacturer's guarantee.

10/13/2011 · I have a Geberit dual flush with the blue square on the button. My problem is that when at rest and filled I have a small weep of water into the pan. I purchased new flush valve seal but this has not made any noticeable difference. Is there any adjustment? or where should I be looking? regards The New Geberit Impuls 260 Flush Valve. This valve comes complete with Button, Foam "Donut" washer for between the pan and cistern and the bolts and wingnuts to hold the pan to the cistern. The cistern washer is Internal Diameter 69mm, Outside Diameter 108 and around 15mm thick.

11/11/2015 · Der Film zeigt die Installation des Geberit Typ 290 Füllventils. The film demonstrates the installation of the Type 290 Flushing Valve. ID: 2078808 Please no... 5/15/2015 · Shop Geberit 223.830.21.1 - Dual Flush Valve for RAK Cistern Toilet + Dual Chrome Button. Free delivery on eligible orders of £20 or more.

geberit 260 dual flush valve instructions

Geberit fill valves and flush valves Geberit UK