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title: The Basics | WWHRS Knowledge Base
description: The Basics
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1. [WWHRS Knowledge Base](https://knowledge.recoup.co.uk/)
2. [The Basics](https://knowledge.recoup.co.uk/the-basics)

# The Basics

- [Which Recoup WWHRS can be used for Ground Floor applications?](https://knowledge.recoup.co.uk/can-i-use-a-recoup-wwhrs-on-a-ground-floor-application)
- [What is Waste Water Heat Recovery for Showers?](https://knowledge.recoup.co.uk/what-is-waste-water-heat-recovery-wwhrs)
- [Does WWHRS work with a bath?](https://knowledge.recoup.co.uk/does-wwhrs-work-with-a-bath-1)
- [What warranty do Recoup offer on their WWHRS?](https://knowledge.recoup.co.uk/what-warranty-do-recoup-offer-on-their-wwhrs)
- [Where are Recoup's WWHRS products installed?](https://knowledge.recoup.co.uk/where-are-recoups-wwhrs-products-suitable-for)
- [Do Recoup WWHRS systems foul or require maintenance?](https://knowledge.recoup.co.uk/do-recoup-wwhrs-systems-foul)
- [What are the benefits of WWHRS for plumbers and installers?](https://knowledge.recoup.co.uk/what-are-the-benefits-of-wwhrs-for-plumbers-and-installers)
- [What are the benefits of WWHRS for homeowners / end-users?](https://knowledge.recoup.co.uk/what-are-the-benefits-of-wwhrs-for-homeowners-/-end-users)
- [Who uses Recoup WWHRS?](https://knowledge.recoup.co.uk/who-uses-recoup-wwhrs)
- [How much energy can WWHRS save?](https://knowledge.recoup.co.uk/how-much-energy-can-wwhrs-save)
- [How do you clean Recoup's WWHRS systems?](https://knowledge.recoup.co.uk/do-recoup-wwhrs-systems-get-blocked-and-if-so-how-do-i-clean-it)
- [What about hard water areas - Does limescale affect Recoup's WWHRS?](https://knowledge.recoup.co.uk/what-about-limescale-what-about-hard-water-areas)
- [Can more than one WWHRS unit be installed in a dwelling?](https://knowledge.recoup.co.uk/can-more-than-one-wwhrs-unit-be-installed-in-a-dwelling)
- [Do Recoup WWHRS systems replace the existing soil stack / SVP?](https://knowledge.recoup.co.uk/do-recoup-wwhrs-systems-replace-the-existing-soil-stack-/-svp)
- [What are the benefits of the Recoup Pipe HEX for developers?](https://knowledge.recoup.co.uk/what-are-the-benefits-of-the-recoup-pipe-hex-for-developers)

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- [The Basics](https://knowledge.recoup.co.uk/the-basics)
- [Modelling](https://knowledge.recoup.co.uk/modelling)
- [Technical Specifications](https://knowledge.recoup.co.uk/technical-specifications)
- [Systems & Installation](https://knowledge.recoup.co.uk/systems-installation#main-content)

    - [General](https://knowledge.recoup.co.uk/systems-installation#general)
    - [Pipe HEX](https://knowledge.recoup.co.uk/systems-installation#pipe-hex)
    - [Easyfit+](https://knowledge.recoup.co.uk/systems-installation#easyfit)
    - [Drain+ Duo/HE/Compact](https://knowledge.recoup.co.uk/systems-installation#drain-duo-he-compact)
- [Case Studies](https://knowledge.recoup.co.uk/case-studies#main-content)

    - [Residential](https://knowledge.recoup.co.uk/case-studies#residential)
    - [Non-Residential](https://knowledge.recoup.co.uk/case-studies#non-residential)
- [Contacts, Supply & Sustainability](https://knowledge.recoup.co.uk/contacts-supply-sustainability#main-content)

    - [Contacts and Supply](https://knowledge.recoup.co.uk/contacts-supply-sustainability#contacts-and-supply)
    - [Sustainability](https://knowledge.recoup.co.uk/contacts-supply-sustainability#sustainability)

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