--- product_id: 310501520 title: "Feb Rendamix Mortar Admixture – Water Resistant – Plasticising – Slow Setting – Durable – 5 Litre" price: "€ 2.40" currency: EUR in_stock: false reviews_count: 6 url: https://www.desertcart.be/products/310501520-feb-rendamix-mortar-admixture-water-resistant-plasticising-slow-setting-durable store_origin: BE region: Belgium --- # Slows setting time by up to 30% Reduces water demand by 20% Enhances water resistance & durability Feb Rendamix Mortar Admixture – Water Resistant – Plasticising – Slow Setting – Durable – 5 Litre **Price:** € 2.40 **Availability:** ❌ Out of Stock ## Summary > 🛠️ Master your mortar game with Feb Rendamix – where durability meets precision! ## Quick Answers - **What is this?** Feb Rendamix Mortar Admixture – Water Resistant – Plasticising – Slow Setting – Durable – 5 Litre - **How much does it cost?** € 2.40 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/310501520-feb-rendamix-mortar-admixture-water-resistant-plasticising-slow-setting-durable) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Durable render with improved insulation properties that stand strong against weather and wear. - • **Water-Smart Mix:** Cut water use by 20%, reducing bleed and boosting consistency for cleaner, faster applications. - • **Efflorescence Defense:** Protect your surfaces with a barrier that inhibits salt deposits and keeps finishes pristine. - • **Ready-to-Use Convenience:** Pre-mixed plasticiser blend that integrates seamlessly for hassle-free, professional-grade mortar. - • **Extended Workability Window:** Keep your projects flowing longer with slow-setting tech that gives you more time to perfect every detail. ## Overview Feb Rendamix is a 5-litre mortar admixture designed to enhance render mixes by slowing setting times, reducing water demand by 20%, and improving water resistance. It delivers longer workability, stronger durability, and inhibits efflorescence, making it ideal for professional exterior and above-ground masonry projects. ## Description Product Description Do you want to improve the durability, water resistance and insulation properties of your render mix? Feb Rendamix is a water resisting, retarder and mortar plasticiser with air entraining properties that help improve workability, slow setting times and reduce the water demand in your mortar mix. With up to 20% less water needed to mix and an improved consistency, larger areas can be completed fast and with less water bleed once applied. Add in its ability to inhibit efflorescence and improve insulation, and it's an ideal, durable admix for your exterior or above-ground render projects. To use, make sure your substrate is clean and uncontaminated. Mix one part Rendamix to 20/40 parts water and apply. Manufacturer Contact Information Sika Everbuild 41 Knowsthorpe Way, Leeds LS9 0SW Review: all good - Feb stuff is the best Review: Did what it says. - Good, to work with. ## Features - Causes serious eye irritation. - Causes skin irritation. - RETARDING ADMIXTURE – Helps lengthen the workability and slows the setting of mortar mixes for longer working times and applications. - IMPROVES WATER RESISTANCE – Contains water-resisting properties to help improve resistance to water penetration. - REDUCED WATER DEMAND – This ready-to-use plasticiser mix requires up to 20% less water than other mixes, reducing water bleed once applied. - LONGER-LASTING RENDER – Produces a more durable render with enhanced insulation properties and increases plasticising benefits for improved workability. - INHIBITS EFFLORESCENCE – Creates a barrier to hygroscopic salts to minimise the risk of efflorescence. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00BDSVEE4 | | Best Sellers Rank | 83,862 in Automotive ( See Top 100 in Automotive ) 1,112 in Car Exhaust & Exhaust Systems 1,563 in Flooring (DIY & Tools) | | Brand | Everbuild | | Customer Reviews | 4.3 4.3 out of 5 stars (61) | | Date First Available | 9 Feb. 2013 | | Item Weight | 5.26 kg | | Item model number | FBRENDA5 | | Manufacturer | Sika Everbuild | | Manufacturer part number | FBRENDA5 | | Product Dimensions | 28 x 28 x 15.5 cm; 5.26 kg | ## Images ![Feb Rendamix Mortar Admixture – Water Resistant – Plasticising – Slow Setting – Durable – 5 Litre - Image 1](https://m.media-amazon.com/images/I/71PDGWLKWYL.jpg) ![Feb Rendamix Mortar Admixture – Water Resistant – Plasticising – Slow Setting – Durable – 5 Litre - Image 2](https://m.media-amazon.com/images/I/71GbFYNxV7L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ all good *by T***R on 4 June 2026* Feb stuff is the best ### ⭐⭐⭐⭐⭐ Did what it says. *by D***N on 19 April 2024* Good, to work with. ### ⭐⭐⭐⭐ Does the job *by J***M on 17 July 2023* Very good ## Frequently Bought Together - Feb Rendamix Mortar Admixture – Water Resistant – Plasticising – Slow Setting – Durable – 5 Litre - Feb Febproof Plus Waterproofer and Plasticiser, Amber, 5 Litre - Everbuild 503 Premium S.B.R. Bond Admixture – Water Resistant Bonding Agent – White – 2.5 litre --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/310501520-feb-rendamix-mortar-admixture-water-resistant-plasticising-slow-setting-durable](https://www.desertcart.be/products/310501520-feb-rendamix-mortar-admixture-water-resistant-plasticising-slow-setting-durable) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-10-31*