TotalBoat FixWood Marine Epoxy Putty - Stainable Wood Repair

In this review of TotalBoat FixWood, the takeaway is simple: it is a practical, marine-grade epoxy putty for anyone who needs a permanent repair to rotted or missing wood. The product is aimed at homeowners, boat owners, and DIYers who want a durable, sandable compound that can be shaped to replace damaged trim or structural wood elements. Its greatest strength is that cured material behaves like wood - it can be drilled, nailed, sanded, painted, or stained - which makes it a versatile solution for both interior and exterior repairs.

Key Features

• Marine-grade two part epoxy: Provides a durable, waterproof repair suitable for outdoor and marine environments.
• Stainable paste filler: Cured putty accepts stain and paint so repairs can be color-matched to surrounding woodwork.
• Moldable and non-sag: Kneads and holds shape on vertical surfaces, making it easy to recreate missing profiles or fill gaps.
• Works like wood: Once cured the material can be sanded, carved, drilled, nailed, or screwed for finishing or fastening.
• Two-part kit: Includes equal parts Part A (resin) and Part B (hardener) for reliable mixing and curing control.
• 100% waterproof when cured: Resistant to moisture after cure, suitable for window sills, fascia, and boat trim.

Who It's For

This product is best for DIY homeowners, boat owners, and repair professionals who need a permanent, workable solution for rotted trim, window sills, fascia boards, or deck board repairs. It is especially useful when the damaged area must be rebuilt or shaped to match an existing profile because it can be molded then sanded and stained.

Those who need an extremely fast-setting or structural replacement for heavy load-bearing timbers should look elsewhere; FixWood is intended for cosmetic and durable repairs rather than replacing major structural members without proper consolidation and support. For deep, severely rotted wood, users should consider consolidating with a penetrating epoxy first.

Pros & Cons

Pros

• Marine-grade formula gives long-lasting, waterproof repairs suited to exterior and boat use.
• Cured compound sands and stains well, allowing neat blending into surrounding woodwork.
• Stays in place on vertical surfaces and can be shaped to recreate missing pieces.

Cons

• Some customers report mixed ease of application and stickiness, so smoothing large areas may take practice.
• The kit is not a substitute for penetrating consolidants when wood is deeply rotten; a separate epoxy may be needed first.

Specifications

Product type	Two-part marine epoxy putty
Use cases	Interior and exterior wood repair, marine trim
Finish	Sandable, paintable, stainable
Water resistance	100% waterproof once cured
Kit sizes	2-Pint and 2-Quart kits
Contents	Equal parts Part A (resin) and Part B (hardener)

Our Verdict

TotalBoat FixWood is a dependable repair compound for anyone repairing rotted trim, window sills, or boat wood where a durable, sandable, and stainable finish is needed. It represents good value when used for the intended non-structural repairs because cured material behaves like wood and resists water, though it is not a wholesale substitute for structural timber replacement or penetrating consolidants in severe rot.

Frequently Asked Questions

Can FixWood be used outdoors?
Yes. The cured putty is 100% waterproof and suitable for both interior and exterior repairs.

Will it accept stain to match surrounding wood?
Yes. Once cured, the putty can be sanded and stained or painted to blend with nearby wood.

What if the wood is deeply rotted?
For deep rot, use a penetrating epoxy to consolidate the wood first, then apply FixWood to rebuild the missing material.