7 Best Deep Pour Epoxy | 2 Inches at Once Without the Yellow

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This budget-friendly 96 oz kit lets you pour up to 4 inches thick without the premium price tag.

Most deep pour epoxies stop at 2 inches per layer. The Teexpert 2:1 mix formulation (two parts resin to one part hardener) stretches that limit to a full 4 inches, This 4-inch depth capability is a standout for casting thick ocean scenes, large paperweights, or block molds.. It also claims a hardness index (a measure of how resistant the cured surface is to denting) exceeding 85D on the Shore D scale (a standard hardness test for plastics), making it significantly harder than standard 1:1 epoxy, so the final piece resists scratching during sanding and finishing. The kit includes stir sticks, a pipette (a small dropper for precise addition of colors), and gloves so you have everything you need to start pouring right away.

Owners mention that the resin cures crisp, de-molds (releases from the mold) in 24 hours, and is fully hardened after 72 hours. Owners note that it exhibits “very few bubbles” and a “crisp finish” with low odor during the process. The UV-resistant (ultraviolet light resistant) formula is also a major plus for projects that will sit in a sunlit room or near a window, as it resists the yellowing that plagues cheaper epoxies. The only real compromise is the 96 oz total volume — about three-quarters of a gallon — which is ideal for smaller to medium pours but will disappear fast on a full river table. For a project like the TotalBoat 4-gallon kit, you would need multiple Teexpert kits.

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A budget entry point that delivers on depth but shows the risks of a mixed quality track record.

Myqiuf pitches this 1.5-gallon kit at a price that undercuts most competitors, which makes it tempting for beginners testing their first deep pour. The formulation allows 2 to 4-inch pours with a 60 to 80-minute work time (the window you have to mix, pour, and pop bubbles) and a 48-72 hour full cure (time until maximum hardness). The spec sheet claims a hardness of 85HD or above on the Shore D scale (a standard hardness test for plastics), with UV resistance (resistance to yellowing from sunlight) and no VOCs (volatile organic compounds, chemicals that can cause fumes) or BPA (bisphenol A), so it fits home workshops without aggressive ventilation. One buyer successfully poured a 1.5-inch slab and reported “minimal air bubbles” with full cure in 3 days, which shows the formula can work.

The catch, however, is measurable inconsistency. Multiple customers note the resin failing to cure, staying tacky and sticky even after following the 2:1 ratio exactly. The mix ratio error is the most common complaint — one buyer tried both 2:1 and 1:2 ratios with the same sticky result, suggesting the hardener itself may be off-spec in some batches. Myqiuf claims that stirring for at least 3 minutes is essential, but the variability from unit to unit makes this a higher-risk pick than the others on this list. If you are experienced enough to test a small batch first, the price is tough to top. Unlike the more reliable INCLY, which needs deep pours specifically, Myqiuf’s risk of stickiness is a bigger gamble.

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Experienced deep pour users call this one of the best values on the market for 4-inch castings.

INCLY offers a 1.5-gallon kit (128 fl oz resin, 64 fl oz hardener) that pours up to 4 inches deep with a 60 to 80-minute work window (the time to mix and pour) and a 72-hour cure. The company specifically notes that this resin degasses (releases trapped air) and self-levels (flows into a flat surface) exceptionally well because of the slow cure, which minimizes bubble formation. A buyer who has been using this system for over two years reports that it “degasses excellently with long working time” and that it prefers it to both cheaper and more expensive alternatives. The final clarity is described as “clear as glass” by multiple owners, and the product is heat resistant up to 203°F (95°C).

The critical nuance with INCLY is that it is NOT meant for thin pours or shallow coatings. The data is explicit: if you use it in a layer less than 2 inches deep or less than 3/4 inch wide, the resin can stay malleable (flexible and soft) and never achieve full hardness. Some buyers who did not read the instructions carefully report bendable results because they treated it like a standard coating epoxy. For deep pours of 2 to 4 inches, however, the feedback is uniformly excellent. The price also lands between the budget and premium tiers, making it a strong middle-ground option. The Teexpert offers the same depth but with a smaller 96 oz kit, while INCLY gives you more volume (1.5 gallons) for a similar price per ounce.

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An American-made epoxy that lets you eat off your river table — once it finally cures.

WiseBond is one of the few deep pour epoxies on this list that is certified food safe to 21 CFR 175.300 compliance (a U.S. FDA regulation for materials that contact food), which matters if you are casting a charcuterie board, a butcher block, or a bar top where food contact is a real possibility. The kit is 1.5 gallons and uses a 2:1 mixing ratio (two parts resin to one part hardener), allowing single pours up to 2 inches deep. The full cure (time to maximum hardness) is 3 days, and the brand recommends pouring at 77°F to 85°F in low humidity for best results. The data emphasizes low odor and zero VOCs (volatile organic compounds), so you can work indoors with reasonable ventilation.

Buyers consistently praise the extended working time (the minutes to mix and pour) as the standout feature. One woodturner reported that after 28 hours in a pressure pot (a sealed container that uses compressed air to force out bubbles) at 45-50 psi (pounds per square inch, a measure of air pressure), the piece demolds cleanly and is ready for the lathe on day 5. The flip side — and the most-mentioned trade-off — is that the cure time is genuinely long. One reviewer noted that this product’s “extremely long cure time” is both a positive (for working) and a negative (for waiting). If you are converting from faster-setting epoxies, the slow pace takes some getting used to. The scratch resistance and UV resistance (ultraviolet light resistance) after cure, however, make the wait worth it for permanent projects.

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The premium formulation that pours like water, cures like glass, and tests your patience for up to two weeks.

EcoPoxy FlowCast is the most technically sophisticated epoxy in this comparison. It is a bio-based (made partly from renewable plant materials), low-viscosity (thin, runny) deep pour resin with a 2:1 mix ratio (two parts resin to one part hardener). The low viscosity is water-thin, which means it flows into every microscopic crack in a wood slab, releasing trapped air bubbles almost on its own. The working time (the minutes to mix and pour) is a staggering 12 hours, giving you an entire day to tint, pour, manipulate, and torch the surface. The full cure (time until maximum hardness), however, is 7 to 14 days depending on depth and temperature, which is the longest wait in this roundup. The manufacturer is explicit about this: slow curing reduces heat buildup, which prevents warping and cracking in very thick pours.

The crowd — with over 900 owners weighing in — reports that FlowCast produces “crisp results” with consistent quality. Reviewers point out “this epoxy resin is expensive, but you get what you pay for” and that it is “stronger than the hard maple” in one owner’s countertop project. The flip side is that the thin viscosity demands careful sealing. Owners warn that it will find any gap in your tape or form, so a tight seal is non-negotiable. If you are new to deep pouring, the included technical documentation and customer support are genuinely helpful, but the low viscosity and long cure make this a pro-level material in practice. For the TotalBoat buyer who prioritizes simplicity, FlowCast is the opposite: it offers class-leading clarity but demands high skill.

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The deep pour epoxy that makes a first-time caster feel like a pro on pour number one.

Upstart Epoxy formulated this kit specifically to be forgiving for newcomers. It pours up to 2 inches thick at a time, uses a standard 2:1 mixing ratio (two parts resin to one part hardener), and features a bubble-releasing formula that rises and escapes during the 6-hour work time (the window to mix, pour, and manipulate). The manufacturer claims a “low chemical heat reaction” (less heat produced during curing) during curing, which reduces the risk of thermal cracking—a common beginner failure point. (cracks caused by heat stress) — a common failure point for beginners who pour too fast. Shoppers say a 6-hour work window that allows plenty of time to create swirls with mica powder (a pigment for coloring epoxy) or embed objects without rushed panic. The instructions are also praised for being clear and actionable.

The same ease of use that makes it beginner-friendly also means it is less hard than some competing epoxies. One woodturner noted that it is “less hard than other epoxies,” which actually made it easier to turn on a lathe but may not suit applications where ultimate scratch resistance is needed. The brand is made in the USA and the kit is 1.5 gallons, sitting at a premium price point that reflects the quality and lower risk of failure. If you are spending on your first river table and cannot afford a batch failure, the Upstart reliability justifies the higher upfront cost. The TotalBoat remains the better value for experienced users who want a 1:1 ratio and a larger kit.