National Shower Spares Knowledge Base

About us 5

• About National Shower Spares
• Trade counter/showroom
• Rated 'excellent' on Trustpilot
• Contact us
• Website feedback and suggestions

showerspares.com 3

• Main website
• Manufacturers
• Exploded part diagrams

Trade/Wholesale - nsswholesale.com 2

• Accessing our Trade and Wholesale portal
• Returns Policy (nsswholesale.com)

Returns 2

• Returns process
• How long does it take for you to process my return?

Stock Availability 3

• Product showing as discontinued?
• Product code not listed?
• Stock availability

Delivery 3

• Delivery options
• Where is my order? How long will delivery take?
• Cancelling an order

Pricing 4

• Lowest Price Guarantee
• Special offers
• Payment types
• Disability VAT exemption

Online Account 3

• Creating an online account
• I need a VAT invoice for my order. How do I obtain one?
• Resetting your online account password

Drafts 0

Identification Tips 10

• Finding your shower or part (including identification tips and support)
• Mira Sport Identification
• Mira Excel Identification
• Mira Atom Identification
• Mira Advance Identification
• Trevi Therm/Boost: Identification tips and an overview of operation

See all 10 articles

Fault Troubleshooting 13

• Fault finder
• Common problems with mixer showers
• Common problems with electric showers
• Seasonal effects on electric showers
• The importance of descaling your shower head
• How does an electric shower 'thermal cut out switch (TCO)' work?

See all 13 articles

Buying Guides 11

• Buying a replacement shower
• How to find a suitable shower hose
• How to find a suitable shower head
• Shower Head Buying Guide
• How to find a suitable shower head holder
• Our Top Picks of Eco Shower Heads!

See all 11 articles

Jargon Buster 8

• Shower spares glossary
• Video: What are the different types of showers?
• Electric Shower Guide
• What are Digital Showers?
• Types of household water systems
• Mixer showers: Manual or thermostatic?

See all 8 articles

Product Information 26

• The Mira Escape: Modern Showering Excellence
• Unveiling the Future of Showering: Introducing the Mira Advance Electric Showers
• Introducing the Mira Element: Elevating Your Shower Experience
• Discover the Mira Opero Dual!
• Mira Vision Digital Showers
• The Evoco - A New Luxurious Range From Mira!

See all 26 articles

Enclosures/Screens 3

• Shower door rollers/runners
• Screen/enclosure seals
• Official stockists of Daryl shower enclosure spares

Toilets 2

• Geberit
• Water running into the toilet pan

Taps 0

General 6

• Manufacturer contact information
• Reversed Inlet Cartridges
• Mira - Guarantee Registration
• Salamander - Guarantee Registration
• Aqualisa - Guarantee Registration
• How Much Does it Cost to Run an Electric Shower in the UK?

General 7

• How to replace a shower hose
• How to replace a shower head holder
• How to fit a universal shower head holder
• How to change a pressure relief device (PRD)
• Installation manuals and fitting guides
• ERD shower height clearance and Mira short bar

See all 7 articles

Aqualisa 3

• Aqualisa Quartz Digital Concealed - Installation
• Aqualisa Quartz Digital Exposed - Installation
• Installing an Aqualisa Rail kit

Bristan 6

• Bristan - How to maintain & replace mini valves cartridge
• Bristan - How to replace the Easitherm (00622415) shower cartridge in bar mixer showers
• Bristan - How to replace the Easitherm (00622415) shower cartridge in exposed shower mixers
• Bristan - How to replace the Thermotec (Cart5) shower cartridge
• Bristan - How to service the 1500 series cartridge.
• Bristan - How to service the 1850 series cartridge.

Grohe 15

• Changing a Grohe thermostatic cartridge (47439 000)
• Grohe Cooltouch visualisation
• Grohe Grohtherm bar valve temperature calibration
• Grohtherm handle temperature setting
• How to calibrate a thermostat on a Grohe Bar shower
• How to fit a Grohe 46374000 cartridge

See all 15 articles

Geberit 5

• Geberit Aquaclean - Servicing
• Geberit AquaClean - Cleaning maintenance
• Installing a Geberit Type 212 Flush valve
• Installing a Geberit Type 290 Flush valve
• Installing a Type 240 Flush Valve

hansgrohe 3

• Hansgrohe - iBox concealed showering - How to correct installation depth tolerance issues
• Hansgrohe - iBox concealed showering - How to correct hot and cold reverse supply pipes
• Hansgrohe - iBox concealed showering - How to do a full service of the iBox thermostatic valve

Inventive Creations 3

• How to fit a Uniblade Universal Screen Seal
• How to fit the UniTrap
• How to fit the UniWheel

Mira 13

• How to adjust the temperature of a Mira Excel mixer shower (451.71 cartridge)
• How to change a Mira Excel thermostatic cartridge (451.71)
• How to fit the Mira Bar Valve Fixing Kit
• How to install a Mira Excel EV Shower (2006-on)
• How to install a Mira Mode Digital shower (Dual Rear Fed)
• How to install the Mira Advance Electric Shower

See all 13 articles

Salamander 2

• Salamander Right Pump Installation Tips
• How to Install a Salamander AccuBoost Accumulator

Triton 3

• T80Z Fast-Fit electric shower - Cable and water entry points explained
• Triton HOST Digital Shower - Installation
• Triton T80Z Fast-Fit - Installation

Ultra/Hudson Reed 3

• Installing an SC50-T20 thermostatic cartridge
• How to calibrate an Ultra/Hudson Reed twin shower
• How to calibrate an Ultra/Hudson Reed Dual shower valve

VADO 11

• Vado - Concealed shower valve - Maintenance & replacement of thermostatic cartridge (brass)
• Vado - Concealed shower - 2 & 3 way diverter valve maintenance and replacement
• Vado - Concealed shower valve - Maintenance & replacement of thermostatic cartridge (polymer)
• Vado - Concealed shower - one way flow valve maintenance and replacement
• Vado - exposed bar shower valve - Flow valve maintenance & replacement
• Vado - exposed bar shower valve - Thermostatic cartridge maintenance & replacement

See all 11 articles