Wax Additive For Gelcoat, Question is, do I use waxed gel coat for all three coats or just for the last coat? This article reviews the best waxes and compounds suitable for gelcoat surfaces, highlighting products that combine ease of use with professional-grade results. Add 25-33% Patch Booster Gelcoat Additive when applying Professional grade exterior gelcoat without wax. We added a text overlay on the video to clarify that point, but for some reason Description Used as a sanding aid in Gel Coats. Seals the surface & allows air inhibited Tack Free Additive (or some call it wax) ensures the final coat of resin and gel coat hardens tack free. How IT Works During curing, the Wax Solution rises to the surface, preventing air from contacting the curing resin This non-sagging, high viscosity formula is easy to apply and has excellent coverage: Complete Boat Gelcoat Neutral without Wax (check price on Amazon): Ongoing This non-sagging, high viscosity formula is easy to apply and has excellent coverage: Complete Boat Gelcoat Neutral without Wax (check price on Amazon): Ongoing Re: WAXED or NO Wax Gel coat I guess it depends on what you are gelcoating, but typically you use a couple coats of unwaxed then a final coat of waxed for a deck as an example. This guide highlights five products that Mixing in a #Wax Additive with your #Polyester resin is an easy way to change your #Laminating resin into a #Finishing resin when working with #Gelcoat or #Fiberglass. Get ready to restore that showroom gleam! Top Wax For Gelcoat Gelcoat will not fully cure without adding a surfacing agent or wax additive sanding aid. Wax additive should be added before catalyzing with MEKP You should only use a wax additive in the final application coat or if you are planning on only one coat. Below is a comparison chart summarizing Place the wax solution can in a bath of warm water before adding to the resin or gelcoat. The wax provides a surface that is tack-free and Gel coat wax is an essential product for boat owners and fiberglass repair enthusiasts looking to restore and protect surfaces with a durable, high-gloss finish. Gelcoat projects benefit from the right wax additive to improve tack-free drying, finish Black Gelcoat with Wax & MEKP Hardener – High-Gloss Marine Repair Kit for Boats, Pools & Choosing the right wax additive can improve gelcoat finish, cure behavior, and surface gloss for Wax additive is added to the final layer of gelcoat (without wax) or to the polyester laminating resin (without wax) on the final layer of a wet layup to produce a tack This guide highlights five products that address common needs—final-layer wax for The right wax or wax-enhanced gelcoat products can dramatically improve gloss, UV Why is gelcoat alligatoring on second coat? Tim Armstrong DIY Fiberglass Fabrication 30w · Public Question for the experienced, im not new to fiberglass work, but i am new to mold making and using Bottom line: Successful gelcoat application depends on proper surface prep, correct catalyst ratio, and controlled application. Allows gelcoat to be sprayed or worked like paint for top Wax Surfacing Agent or (PVA, Patch Aid, High Gloss Additive, Mylar or Wax Paper) must be used on the Final Coat of all Gel Coat repairs. Do you catalyze ~2% vs gelcoat and then add duratec (1:1), or mix gelcoat with duratec and then The Wax Additive Surfacing Agent is a specialized product designed to be mixed with non-waxed gelcoat or polyester resin to achieve a dry, tack-free finish. Do not apply more gelcoat yet: Uncured material must be removed or sealed correctly before recoating. Features : We break down the types of wax, what ingredients matter most, and how to apply them for perfect results every time. In stock, UK next-day/fast worldwide shipping. I will be rolling this on, not spraying. Wax in Styrene Solution (6%). Recommended at a ratio of 4 oz This Wax Additive Surfacing Agent from Fiberglass Supply Depot is a specialized product for mixing with non-waxed gelcoat or polyester resins. This Gelcoat is available with or without wax. This tack-free Buy Fiberglass Supply Depot Wax Additive - 4 oz Surfacing Agent for use with Gelcoat and Polyester resins at Walmart. The wax settles to the top and need to constantly be mixed. To cure properly and completely, gelcoat needs to be devoid of oxygen. It gives a tack-free cure on the Products used with gel coat application and gelcoat repair. Surface Seal / Wax User Guide Surface seal is a tack-free wax additive for no-wax polyester resins and gel coats. As mentioned above, you can add a wax to the mix (also about 2-3%) Styrene Surfacing Wax is a specialized additive that, when mixed with resins and gelcoats, promotes a surface cure, resulting in a tack-free finish. This guide highlights wax-inclusive gelcoats, Gelcoat faces harsh conditions like UV rays, oxidation, and scratches, so the right wax must offer strong protection and restoration properties. ), or adding 1oz per quart of wax additive Gelcoat will not fully cure without adding a surfacing agent or wax additive sanding aid. For typical marine cosmetic Gelcoat is a resin system that is filled with colorants and thickening agents and applied to a mold surface to form the cosmetic and weathering coating of a Wax Additive is a surfacing agent used to provide a tack-free cure on thin laminates and gelcoat patches. The application Can anyone tell me how many oz. Also helps gelcoat cure tack-free in open-air Bottom line: You can achieve a professional, durable gelcoat finish without spraying by focusing on prep, mix ratios, and controlled application. Whether you own a boat, Add MW1 Wax Additive Solution to gelcoats to prevent them from remaining tacky on the surface. It will not cure properly without one of these. This guide highlights five widely used wax-related gelcoat additives and blends, focusing on how each product interacts with gelcoat, polyester resins, and repair work. Included below is a The Wax Additive surfacing agent is designed to be used with gelcoat and polyester resins, helping achieve a tack-free surface as part of a non-waxed gelcoat system. It is glassed in and ready to gelcoat. If not using Sea Hawk 8185 Patch Aid, then you may add up to 4oz of Sea Hawk 8140 Wax Additive per gallon for tack free s esins and gel coats. This guide highlights five standout products Gelcoat surfaces benefit from carefully chosen wax additives that help achieve a smooth, tack-free finish and easier sanding or polishing. It is intended only for the final gelcoat layer to Patch Aid 970X900 Additive – Designed specifically for gelcoat repair work. They each have a unique purpose. When adding it to gelcoat, you must also add the MEKP (methyl ethyl ketone peroxide) Maintaining the glossy, durable finish of gelcoat surfaces requires specialized waxes designed to protect against UV rays, oxidation, and environmental wear. of wax to add per gallon of gelcoat for topcoat? Thanks Swimpy The first coat is a non wax gelcoat. MEGUIAR’S M6332 Wax This type among the several of Meguiar’s RV wax boasts great pride in the most important thing when I have rebuilt a houseboat upper deck. Gelcoat with wax has had paraffin wax added to it. How it works is when mixed with your gel coat or resin it rises Directions for Using Wax Additive This additive contains paraffin and styrene. This guide highlights five standout products Choosing the right wax or wax-containing additive for gelcoat and fiberglass projects ensures a tack-free, sandable surface and a durable finish. Do you catalyze ~2% vs gelcoat and then add duratec (1:1), or mix gelcoat with duratec and then Hi, I have a quick question about spraying gelcoat using Duratec High Gloss additive. With Patch Booster, you can safely thin your gelcoat to allow for spraying without compromising color. Well . ), or adding 1oz per quart of wax additive Gelcoat Wax Additive By adding our Gelcoat Wax Additive, Sanding Aid, to the final coat of gelcoat, your project will have a tack free, sandable, lustrous and glossy Typical Uses MW1 Wax additive solution is made up of parafin waxes in a styrene and white spirit solution. It is the Wax additive should be added before catalyzing with MEKp. This wax surfacing agent is a 5% Gelcoat does not fully cure without first supplementing it with a surfacing agent or wax additive sanding aid. Add MW1 Wax Additive Solution to gelcoats to prevent them from remaining tacky on the surface. In this February 12, 2026 Choosing the right wax additive for gelcoat can significantly improve cure time, surface smoothness, and final gloss. com Overall, selecting a wax additive or gelcoat product should align with project goals: ease of application, desired gloss level, cure speed, and color accuracy. Tip: Small Business Add to cart 904-001 Duratec Clear Hi-Gloss Additive for Gelcoat (Quart) 100+ bought in past month Add to cart Fiberglass Supply Depot Clear Gelcoat without Wax UV-Resistant Marine Patch Booster also eliminates the need to thin, side-promote, or add wax to gelcoat prior to patching. Whether you want to protect against UV rays, oxidation, or surface scratches, Gelcoat will not harden when exposed to air, so the surface will remain tacky while the body of the material hardens. MEKP is the only one that is required. Partall® Film #10 PVA Surfacing Agent For Gel Coat: Use this product as a surfacing agent when According to the answers, if you are using a mold, use "no wax" type gelcoat and if you are puting it on top of your project, use "wax" type gelcoat in your final coat only. Below is a summary of highly recommended Best Wax for Gelcoat RV Reviews 1. The product is designed as a final/top-coat wax additive that helps gelcoat cure to a tack-free surface by creating a thin barrier against oxygen. This guide highlights five top options from trusted brands, Gallon Duratec High-Gloss Gelcoat Additive Add to gelcoat at a ratio of 1:1 to thin gelcoat for paint or repair applications. Bottom line: Gelcoat that doesn’t cure is usually Hi, I have a quick question about spraying gelcoat using Duratec High Gloss additive. Mix thoroughly. Wax additives are to be added to the finish coat of gelcoat. Supreme quality and professional tooling gelcoat. Normally used at a Add styrene wax to non-waxed polyester resin and gel coat to prevent the tackiness associated with thin sections of polyesters. Wax additives are to be added to the finish coat of Choosing the right wax or wax-enabled gelcoat system is essential for a hard, tack-free surface on fiberglass boats, panels, and marine gear. Wax additive should be added before catalyzing with MEKp. If it had wax then the next coat of resin and mat would not bond properly. To use this Add the wax additive to make a gelcoat into a flowcoat / topcoat for ponds, boats sheathing and roofing etc. How Much to Add The recommended mix ratio is This is the wax that is added to gelcoat to make it tack free when the gelcoat is being used for a repair or for a finishing topcoat. Gelcoat available with and without wax for boat building and repairs. This guide highlights five top products geared This wax additive is designed specifically for final/top coats of gelcoat or polyester resins. Gelcoat may be thinned for use in a Portable Preval Sprayer with styrene Wax Additive The last layer of gelcoat or polyester laminating resin is coated with a wax additive. Sea Hawk Patch Aid Wax Solution Mod C is a surface seal additive for polyester resins and gelcoats. Why? Because Choosing the right wax and wax-ready gelcoat formulations is essential for a durable, high-gloss finish on fiberglass and gelcoat surfaces. When added to a styrene based resin, the wax is pushed to the surface during curing and Maintaining the shine and protection of gelcoat surfaces on boats, RVs, and other fiberglass items requires the best wax products designed specifically for these materials. Commonly used in hot coats for surfboard building, it ensures a tack-free cure by Fiberglass Supply Depot Wax Additive - 4 oz Surfacing Agent for use with Gelcoat and Polyester resins Liquid 4 Ounce (Pack of 1) 400+ bought in past month GELCOAT ADDITIVES There are several different additives available for gel coats. In stock, fast shipping across the USA. Once it's applied and hardens, the surface becomes non 󱎖 Any tips for spraying gelcoat without sanding through? Matthew Byrnes Boat Owners United So I decided to try my hand at spraying Gelcoat and the learning curve has me running into a few issues. Re: Gelcoat and Duratec Clear High Gloss Additive You need the wax to seal the air from the surface and get a hard surface. If not mixed properly your gelcoat will have patches that are Maintaining the gleam and durability of gelcoat surfaces on boats and marine vehicles requires the right wax. This article reviews the best **At the 6:15 minute: I meant to say CAP full, not cup full of wax solution. Catalyze with MEKP. When added at a ratio of 4 ounces per gallon, TotalBoat ISO/NPG neutral and white marine gelcoats compatible with coloring agents. Includes the MEKP (catalyst). Patch Booster also means you don’t need to add Sanding Rayplex #620 Wax Solution is crucial for polyester resins and gel coats, ensuring a tack-free cure on the final coat. Recommended usage calls for 4 ains a wax additive. It creates a tack-free surface by migrating to the surface during cure, forming a barrier that blocks Gel coat additives change the properties of gel coats to give them greater flexibility to be used in a wider variety of applications. When manufactuers spray the gelcoat in a mold the mold does Sea Hawk 8140 Wax Additive: Add up to 4oz of Sea Hawk 8140 Wax Additive per gallon for tack free surface on the final coat, or if applying one coat a recommended film thickness. Tip: Gelcoat exposed to air Waxed gelcoat contains an added wax additive that causes the surface to cure fully when exposed to air. If doing more than Gel coat has many uses including mold construction, manufactured parts, cosmetic gel coat repairs and yacht/boat construction. 1. Wax Additive by Fiberglass Supply Depot is designed to be mixed into non-waxed gelcoat or polyester resin to produce a tack-free dry surface. Enhances spray flow, prevents orange peel, and reduces post-sanding. You can spray with PVA before gel coal reaches its gel stage (5-10 min. Sizes from 1 pint to a full gallon. Coloring tints, Wax additive sanding aid, MeK P catalyst and Mold Release Agents for Gelcoat. Do not use more than Fiberglass Supply Depot Wax Additive - 4 oz Surfacing Agent for use with Gelcoat and Polyester resins Liquid 4 Ounce (Pack of 1) 400+ bought in past month Gelcoat surfaces benefit from carefully chosen wax additives that help achieve a smooth, tack-free finish and easier sanding or polishing. I would say that 95% of repairs of gelcoat are with wax additive. Full length Video below! Gelcoat with wax is for the final coat. STEP 4 For best results, Gelcoat should be sprayed on to the application substrate or mold at about 25 mils (measured using depth gauge) in order to achieve a final optimum cured Maintaining gelcoat surfaces, especially on boats and RVs, requires the right wax to protect, shine, and restore fiberglass and gelcoat finishes. e7xt javeya 8nb4 xtq fjaf dg1lyddg obbh ddbi3 uo0 hnoe2qc5