--- product_id: 48847009 title: "22mm Inlet Control Multibloc Valve Group 533002CST" brand: "caleffi" price: "Β£64.06" currency: GBP in_stock: true category: "Caleffi" url: https://www.desertcart.co.uk/products/48847009-22mm-inlet-control-multibloc-valve-group-533002cst store_origin: GB region: United Kingdom --- # 3-6 Bar pressure regulation Dual horizontal/vertical installation 22mm precision inlet size 22mm Inlet Control Multibloc Valve Group 533002CST **Brand:** caleffi **Price:** Β£64.06 **Availability:** βœ… In Stock ## Summary > πŸ’§ Master your water flow with precision and style! ## Quick Answers - **What is this?** 22mm Inlet Control Multibloc Valve Group 533002CST by caleffi - **How much does it cost?** Β£64.06 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/48847009-22mm-inlet-control-multibloc-valve-group-533002cst) ## Best For - caleffi enthusiasts ## Why This Product - Trusted caleffi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Trusted UK Engineering:** Caleffi’s renowned quality with CE certification, backed by 4.6-star user satisfaction. - β€’ **Versatile Installation:** Fits seamlessly in any setup with both horizontal and vertical mounting options. - β€’ **Precision Pressure Control:** Accurate diaphragm design ensures stable water pressure, preventing costly damage and noise. - β€’ **Scale-Resistant Technology:** Innovative plastic stem housing reduces scale buildup, extending valve lifespan and reliability. - β€’ **Integrated Multi-Valve System:** Combines pressure reducing, balancing, and relief valves in one compact unit for streamlined plumbing. ## Overview The Caleffi 22mm Inlet Control Multibloc Valve Group 533002CST is a high-performance plumbing valve engineered for residential hot and cold water systems. Featuring a pressure reducing valve, balancing port with check valve, and preset pressure relief valve, it ensures consistent water pressure between 3-6 Bar while minimizing noise and scale buildup. Designed for flexible installation and built with durable plastic components, this CE-certified valve offers reliable, maintenance-friendly operation trusted by professionals and DIY enthusiasts alike. ## Description Caleffi 22mm Cold Water Control Valve 3-6 Bar comprises of a manifold containing a pressure reducing valve, a cold water balancing port with check valve, a check valve and a preset pressure relief valve. The unit can be installed either horizontally or vertically with the PRV always first in line.Specially designed for hot and cold services in houses or apartmentsEqualises the hot or cold water supplies or bothPrevents excessive pressure at outlets such as taps and showersSpecially shaped diaphragm to give accurate pressure regulation in response to changes in downstream pressure. The larger outlet chamber creates a low exit velocity which is effective in reducing water noise.The control stem housing of the cartridge is made from a plastic material with a low co-efficient of adhesion.Reduces scale deposits forming, the main cause of pressure reducing valve malfunction. ## Features - Caleffi 22mm Inlet Control Multibloc Valve Group 533002CST - DIY Tools Categories Building Supplies Heating Cooling Central Heating Systems Accessories Accessories - Product Type: VALVE - Brand: Altecnic Caleffi ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B016W7I5OM | | Best Sellers Rank | 14,355 in DIY & Tools ( See Top 100 in DIY & Tools ) 98 in Central Heating System Accessories | | Brand | Caleffi | | Customer Reviews | 4.6 4.6 out of 5 stars (323) | | Exterior Finish | Plastic | | Inlet Connection Size | 22 Millimeters | | Inlet Connection Type | Compression | | Manufacturer | Caleffi | | Material | Metal | | Maximum Pressure | 12 Bars | | Model Number | 533002CST | | Number of Ports | 2 | | Outlet Connection Size | 22 Millimeters | | Outlet Connection Type | BSPT | | Part Number | Does Not Apply | | Size | 22 millimeters | | Smart Home Compatibility | Not Smart Home Compatible | | Specification Met | CE | | Thread Size | M22x1.5 | | Thread Type | Compression | | Unit Count | 1.0 count | | Valve Type | Control Valve | ## Product Details - **Brand:** Caleffi - **Exterior finish:** Plastic - **Inlet connection size:** 22 Millimeters - **Inlet connection type:** Compression - **Material:** Metal - **Maximum operating pressure:** 12 Bars - **Number of ports:** 2 - **Outlet connection size:** 22 Millimeters - **Outlet connection type:** BSPT - **Specification met:** CE ## Images ![22mm Inlet Control Multibloc Valve Group 533002CST - Image 1](https://m.media-amazon.com/images/I/61eNL-U-xYL.jpg) ## Questions & Answers **Q: What is the difference between this product and the Kingspan Flomaster Multibloc? Are they interchangeable? Thanks.** A: I would say yes, however check bar pressure on existing prv , also pipe arrangement may differ slightly. **Q: what is the rate of pressure on the " cold water balance connection" Thank you** A: Reduces cold mains pressure to 3 bar **Q: Can you tell me if the cartilage ( the red and black) on the pressure relieve valve model 533002CST fits 3/4" or 22mm?** A: Again if you are asking questions about working on a G3 pressurised unvented hot water system you best engage a G3 Water Safe Plumber. **Q: Will this fit warmflow in180uv, part number 3664?** A: Good morning, After checking with our Technical Team they believe that this will fit the warmflow in180uv. Part number 3664 relates to "Caleffi 22mm 1 Piece O-Ring Type Multibloc 3/6 Bar 535001CST" Kind regards Sparesweb ## Frequently Bought Together - Caleffi - 22mm Inlet Control Multibloc Valve Group 533002CST - Altecnic Pressure and Temperature Relief Valve 7Bar 1/2 Tpr15 - Zilmet - Ultra Pro 19 Litre Potable Expansion Vessel C/W Bracket 1100001951 --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/48847009-22mm-inlet-control-multibloc-valve-group-533002cst](https://www.desertcart.co.uk/products/48847009-22mm-inlet-control-multibloc-valve-group-533002cst) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-25*