Your masterpiece is on the wall—now let's keep it looking perfect for years. Wood requires a bit more thought than a paper print. The enemies are dust, sunlight, and swings in your home's environment.
Dusting: Never use a feather duster or dry cloth on the front; it can snag on any slight texture or catch loose fibers. The best tool is a soft, clean makeup brush or a dedicated soft-bristled camera lens brush. Gently sweep across the surface and the frame's lip. For the glass or acrylic, use a microfiber cloth with a bit of glass cleaner sprayed onto the cloth (never directly on the frame, to avoid seepage).
Humidity Control: Wood naturally expands and contracts. Aim to keep your home's humidity relatively stable, ideally between 40% and 60%. Avoid hanging your puzzle in bathrooms, directly above radiators, or in damp basements. A sudden dry spell (like winter heating) is less likely to harm a framed, secured puzzle but can affect unsealed wood.
UV Protection: This is critical for preserving colors. If your frame has regular glass, be militant about keeping it out of direct sunlight. Consider having the glass replaced with UV-filtering acrylic (it's lighter and safer than glass, too). For an heirloom piece like a complex Gothic Lantern display, this extra step is worth it.
Honest Trade-off: A framed wooden puzzle is a living piece of decor. It won't look factory-fresh forever, and that's okay. A slight patina from gentle aging adds character. The goal is to prevent damage, not all change. Your next action: Mark your calendar for a seasonal check-in—every 3-4 months, give your display a gentle dust and check that the frame is still hanging securely on the wall.