--- product_id: 767886206 title: "Ronseal 35304 High Performance Wood Filler - Natural 550g" brand: "ronseal" price: "€ 18.37" currency: EUR in_stock: false reviews_count: 6 url: https://www.desertcart.hr/products/767886206-ronseal-35304-high-performance-wood-filler-natural-550g store_origin: HR region: Croatia --- # Water resistant for interior/exterior 30 min full cure time 800 PSI tensile strength Ronseal 35304 High Performance Wood Filler - Natural 550g **Brand:** ronseal **Price:** € 18.37 **Availability:** ❌ Out of Stock ## Summary > 🪚 Fix it once, fix it right — Ronseal’s wood filler means business. ## Quick Answers - **What is this?** Ronseal 35304 High Performance Wood Filler - Natural 550g by ronseal - **How much does it cost?** € 18.37 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/767886206-ronseal-35304-high-performance-wood-filler-natural-550g) ## Best For - ronseal enthusiasts ## Why This Product - Trusted ronseal brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Fast & Efficient:** Sets hard in just 30 minutes—get your project done without the wait. - • **Ready for Action:** Can be drilled, screwed, or planed after curing for seamless finishing. - • **Unmatched Durability:** Chemically bonded formula delivers tough, crack-free repairs that last. - • **Multi-Surface Mastery:** Ideal for windows, doors, sills—interior or exterior, it’s got you covered. - • **Versatile Depth Filling:** Fills any depth with no shrinkage, perfect for deep wood damage. ## Overview Ronseal 35304 High Performance Wood Filler is a 550g chemically bonded paste designed for tough, long-lasting wood repairs. With an 800 PSI tensile strength and a quick 30-minute cure time, it fills any depth without shrinking or cracking. Water resistant and suitable for both interior and exterior use, it can be drilled, screwed, or planed after curing, making it the go-to solution for professional-grade wood restoration on windows, doors, and more. ## Description The Ronseal RSLHPWFN550G is supplied in a tub with re-sealable lid. It is a chemically bonded filler and catalyst that provides extremely tough repairs to virtually any wood damage without shrinking or cracking Fills to any depth and can be drilled, screwed or planed Can be drilled, screwed or planed Rebuilds rotten wood Cures wet rot and prevents recurrence No shrinking or cracking For interior and exterior use Review: This includes wood Hartner, which is game changer - This this thing is legit and even comes with harder to mix into the wood filler so it really does help with wood issues if you need to fill them Review: Excellent, long lasting, will take a screw - I’ve used this many times to repair and replace rotten wood in my shed and conservatory. Once the rotten wood is removed, if a replacement piece isn’t available, this filler will fill very deep holes. However, it’s best to semi-fill the cavity with wood and then add a good layer of filler on top. The filler dries in under 30 minutes so it can be easily sanded and shaped before painting. Even after five years, it’s almost impossible to tell where the filler replaced the wood. ## Features - The Ronseal RSLHPWFN550G is supplied in a tub with re-sealable lid. - It is a chemically bonded filler and catalyst that provides extremely tough repairs to virtually any wood damage without shrinking or cracking - Fills to any depth and can be drilled, screwed or planed - Can be drilled, screwed or planed - Rebuilds rotten wood - Cures wet rot and prevents recurrence - No shrinking or cracking - For interior and exterior use ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B001GU2H6S | | Best Sellers Rank | #1,210,915 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,002 in Wood Filler | | Brand | RONSEAL | | Brand Name | RONSEAL | | Color | NATURAL | | Customer Reviews | 4.4 out of 5 stars 863 Reviews | | Full Cure Time | 30 Minutes | | Global Trade Identification Number | 05010214538690 | | Item Form | Paste | | Item Weight | 0.28 Pounds | | Manufacturer | Ronseal | | Material Type | Wood | | Model | 35304 | | Number of Items | 6 | | Part Number | 35304 | | Surface Recommendation | Window, Door, Wood | | Tensile Strength | 800 Pounds Per Square Inch | | Water Resistance Level | Water Resistant | ## Product Details - **Brand:** RONSEAL - **Color:** NATURAL - **Full Cure Time:** 30 Minutes - **Item Form:** Paste - **Item Weight:** 0.74 Kilograms ## Images ![Ronseal 35304 High Performance Wood Filler - Natural 550g - Image 1](https://m.media-amazon.com/images/I/71yEqlfJQ+L.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ This includes wood Hartner, which is game changer *by C***O on August 21, 2025* This this thing is legit and even comes with harder to mix into the wood filler so it really does help with wood issues if you need to fill them ### ⭐⭐⭐⭐⭐ Excellent, long lasting, will take a screw *by B***E on March 7, 2026* I’ve used this many times to repair and replace rotten wood in my shed and conservatory. Once the rotten wood is removed, if a replacement piece isn’t available, this filler will fill very deep holes. However, it’s best to semi-fill the cavity with wood and then add a good layer of filler on top. The filler dries in under 30 minutes so it can be easily sanded and shaped before painting. Even after five years, it’s almost impossible to tell where the filler replaced the wood. ### ⭐⭐⭐⭐⭐ stucco per legno da esterni *by M***O on October 18, 2023* riparata con estrema soddisfazione un bordo di un infisso per esterni. semplice da usare, intuitivo. --- ## 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.hr/products/767886206-ronseal-35304-high-performance-wood-filler-natural-550g](https://www.desertcart.hr/products/767886206-ronseal-35304-high-performance-wood-filler-natural-550g) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-16*