--- product_id: 58789255 title: "Otterbein Natural Hydraulic Lime 5.0, 25 kg Bag" brand: "otterbein" price: "2439.96 DT" currency: TND in_stock: true category: "Otterbein" url: https://www.desertcart.tn/products/58789255-otterbein-natural-hydraulic-lime-5-0-25-kg-bag store_origin: TN region: Tunisia --- # High water retention 6.5-14 N/mm² strength Superior sulphate resistance Otterbein Natural Hydraulic Lime 5.0, 25 kg Bag **Brand:** otterbein **Price:** 2439.96 DT **Availability:** ✅ In Stock ## Summary > 🛠️ Build timeless, resilient spaces with nature’s strongest lime! ## Quick Answers - **What is this?** Otterbein Natural Hydraulic Lime 5.0, 25 kg Bag by otterbein - **How much does it cost?** 2439.96 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/58789255-otterbein-natural-hydraulic-lime-5-0-25-kg-bag) ## Best For - otterbein enthusiasts ## Why This Product - Trusted otterbein brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Salt & Sulphate Shield:** Prevents damaging salt penetration with high sulphate resistance - • **Elastic & Adhesive Mortar:** High elasticity and excellent stone adhesion for flexible, crack-resistant finishes - • **Durable Strength Over Time:** Gains up to 14 N/mm² compression strength in 12 months for lasting masonry - • **Certified Quality Assurance:** EN 459-1 certified with continuous in-house quality monitoring - • **Historic & Eco-Friendly Binder:** Cement- and gypsum-free for sustainable, authentic restoration ## Overview Otterbein Natural Hydraulic Lime 5.0 is a premium, historic-grade, cement- and gypsum-free hydraulic binder designed for ecological and restoration projects. It offers high elasticity, excellent water retention, and superior sulphate resistance, ensuring durable, breathable masonry with strong adhesion. Certified to EN 459-1 standards, this 25 kg bag supports sustainable building with proven long-term strength and protection against salt damage. ## Description Calcidur NHL 5 Composition HYDRADUR NHL 5 is a natural hydraulic lime acc. to EN 459-1. It is produced through burning and staking a specifically selected shell limestone. The stabilizing process of HYDRADUR NHL 5 is effected through carbonation and hydraulic hardening. HYDRADUR NHL 5 is free from cement Properties historic, cement- and gypsum-free natural hydraulic binder high sulphate resistance low-tension hardening process very good subsequent hardening properties no penetration of damaging salts into the masonry high elasticity and water retention capacity in mortar produced very good side adhesion at stone low elasticity module Application For the production of plaster- and brick mortar in ecological, biological building construction, in the restoration and preservation of historic buildings. Storage Dry, if possible on wooden shelves and protected against draft. Technical data Bulk density: approx. 0.55 kg/dm3 free CaO: approx. 30% SO3: approx. 0.5 % Compression strength ( acc. to EN 459-2): 28 days: approx. 6.5 N/mm2 6 months: approx. 11.0 N/mm2 12 months: approx. 14.0 N/mm2 Safety instructions HYDRADUR NHL 5 reacts strongly alkaline with water, thus: Protect skin and eyes, rinse thoroughly with water in case of contact, immediately contact doctor in case of eye contact. Quality-monitored production HYDRADUR NHL 5 is continuously tested in our plant laboratory within the scope of our in-house monitoring with respect to the fulfilment of composition and properties. This will ensure a uniform quality of the product. HYDRADUR NHL 5 has the quality certificate „Building lime“ and is certified acc. to EN 459-1. ## Features - Historic, cement- and gypsum-free natural hydraulic binder - High elasticity and water retention capacity in mortar produced - No penetration of damaging salts into the masonry - High sulphate resistance, low-tension hardening process - Very good side adhesion at stone, low elasticity module ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B06X3YMWQS | | Best Sellers Rank | #1,269,591 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #477 in Flooring Adhesives & Mortars | | Brand | Otterbein | | Brand Name | Otterbein | | Color | Off-White, Gray | | Customer Reviews | 5.0 out of 5 stars 3 Reviews | | Grade Rating | Commercial | | Item Dimensions | 26 x 6 x 16 inches | | Item Form | Powder | | Item Weight | 25 Kilograms | | Item dimensions L x W x H | 26 x 6 x 16 inches | | Manufacturer | Otterbein | | Material | Stone | | Number of Items | 1 | | Part Number | A2023009 | | Specification Met | Yes | | UPC | 705911484290 | | Unit Count | 881.85 Ounce | ## Product Details - **Material:** Stone - **Brand:** Otterbein - **Item dimensions L x W x H:** 26 x 6 x 16 inches - **Item Form:** Powder - **Item Weight:** 25 Kilograms ## Images ![Otterbein Natural Hydraulic Lime 5.0, 25 kg Bag - Image 1](https://m.media-amazon.com/images/I/41soXnkqfWL.jpg) ## Questions & Answers **Q: Can you use this to paint over exterior brick. If so, are there directions for mixture on the package?** A: The product is natural hydraulic line It is a building material which is a binder There are no directions ever for making Lime paint also all the writing is in German However it is very easy to make a lime wash simply add enough water to create the consistency you desire probably about three times more water than lime by volume Also historically a small amount of Linseed Oil Or other options to change the consistency ## Frequently Bought Together - Otterbein Natural Hydraulic Lime 5.0, 25 kg Bag - 1/2" Ag Hydraulic Quick Connect Tractor Couplers with Dust Caps,Poppet Pioneer Style ISO 5675 Hydraulic Quick Coupler 1/2" NPT Thread & ISO 5675 Body --- ## 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.tn/products/58789255-otterbein-natural-hydraulic-lime-5-0-25-kg-bag](https://www.desertcart.tn/products/58789255-otterbein-natural-hydraulic-lime-5-0-25-kg-bag) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-30*