Wirquin Universal Dual Flush Valve & JOLLYFILL AIR Inlet Valve Kit – WRAS Approved
✅ WRAS & KIWA Approved
✅ Air Gap Compliant to BS1212-4
Product Description
The Wirquin Universal Dual Flush Valve & JOLLYFILL AIR Inlet Valve Kit is a premium-quality cistern flushing solution designed for reliability, water efficiency, and compliance with modern UK plumbing regulations. Suitable for use with both 1.5” and 2” cistern outlets, this complete kit includes the renowned WRAS-approved JOLLYFILL AIR delayed action inlet valve together with a fully adjustable dual flush valve system.
Designed to meet all AG Air Gap requirements, the JOLLYFILL AIR inlet valve eliminates the risk of backflow contamination and is fully WRAS / KIWA Regulation 4 approved to BS1212-4 standards. The intelligent delayed action technology only allows the cistern to refill once the flush cycle has completed, significantly reducing unnecessary water usage.
Tested to 200,000 flush cycles — equivalent to more than 35 years of use for a family of four — this durable flush mechanism kit is suitable for a wide range of close-coupled toilet cisterns and is easy to install and maintain.
Key Features
✔ Genuine Wirquin flush valve & inlet valve kit
✔ Suitable for both 1.5” and 2” cistern outlets
✔ WRAS & KIWA approved components
✔ Air Gap compliant to BS1212-4 regulations
✔ JOLLYFILL AIR delayed action inlet valve reduces water waste
✔ Dual flush valve with adjustable full and half flush settings
✔ Suitable for cistern heights from 300–420mm
✔ Telescopic overflow adjustable from 190–330mm
✔ Chrome dual flush button included
✔ Adjustable button diameter from 16–38mm
✔ Front or top mounted button installation
✔ 400mm cable length for flexible fitting
✔ Tested to 200,000 flush cycles for long-term durability
✔ Easy installation and maintenance
✔ Supplied with close coupling kit, coupling washer & reducing washer
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Wirquin |
| Outlet Compatibility | 1.5” & 2” |
| Inlet Type | Bottom Entry |
| Compliance | WRAS / KIWA / BS1212-4 |
| Flush Type | Dual Flush |
| Cistern Height Compatibility | 300–420mm |
| Overflow Adjustment | 190–330mm |
| Cable Length | 400mm |
| Button Finish | Chrome |
| Button Diameter | 16–38mm Adjustable |
| Installation Position | Front or Top Mounted Button |
Why Choose Wirquin?
Wirquin is a trusted European manufacturer known for producing innovative, reliable, and water-efficient toilet flushing systems. The JOLLYFILL AIR technology provides quieter operation, reduced water consumption, and full compliance with UK plumbing regulations, making it an ideal upgrade or replacement solution for modern bathrooms.
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