Most vents stick out. This one disappears. ✓ Free US shipping over $99 · 30-day free returns (we cover return shipping on unopened units) ✓ Multi-vent discount — 10% off automatically when you order 3+ vents ✓ Paintable matte powder-coat — accepts standard interior paint ✓ Powder-coated steel construction — premium material, dent-resistant ✓ Plaster-in flush integration — wall or ceiling install, sits perfectly flat against the drywall surface The 4×12" Seam flush vent integrates flush with your drywall — no protruding frame, no shadow line, no visible gap. Our most popular size, designed for bedrooms, hallways, home offices, and any room where you don't want hardware competing with the architecture. Installs in wall or ceiling drywall using the same plaster-in method.Why Seam Truly flush. Once mudded in and finished, the vent sits perfectly flat against the drywall surface. No frame edge, no shadow line. Paintable. Matte powder-coat surface accepts standard latex or oil-based interior paint — match your wall color exactly. Premium materials. Powder-coated steel construction. Won't dent, rust, or yellow like the stamped aluminum vents from big-box stores. Wall or ceiling. The vent flange seats into your duct opening and is integrated flush with the surrounding drywall — in a wall or in a ceiling — then sanded smooth and painted to match. Specifications External dimensions 4 × 12 inches (101 × 305 mm) Fits duct opening Standard 4×12 inch register box Material Powder-coated steel Finish Matte white (RAL 9010), paintable Mounting Plaster-in flange with drywall integration (wall or ceiling) Airflow type Fixed-blade supply register Best for Bedrooms, hallways, home offices, small living rooms; wall or ceiling install Wall thickness 1/2"–5/8" drywall standard Install time ~20–30 minutes active per vent + drywall cure time Frequently asked questionsWhat size duct opening does the 4×12 flush vent fit?Standard 4×12 inch metal duct boot — the most common size in U.S. residential HVAC.Can I paint the Seam flush vent?Yes. The matte powder-coat surface accepts any standard latex or oil-based interior paint. Lightly sand and prime for best adhesion.Is this a supply or return register?Supply registers only. The fixed-blade design isn't built for return-air openings.How does the Seam flush vent install?Plaster-in flush integration. The vent flange seats into your duct opening; drywall joint compound is applied around the flange to integrate the vent flush with the surrounding wall or ceiling. After the mud cures (4–6 hours), sand smooth and paint to match. Plan on 20–30 minutes of active install time per vent, comparable to other premium plaster-in registers like Fittes Luxe.Can the Seam flush vent be ceiling-mounted?Yes. Although the product name says "wall vent," the Seam flush vent installs into wall or ceiling drywall using the same plaster-in method. Common ceiling-mount applications include bathrooms, sloped ceilings, and any space where the supply register is overhead.Does it have adjustable airflow?No — this model is fixed-blade for the cleanest visual line.What rooms is the 4×12 size best for?Bedrooms, hallways, home offices, and small living rooms. It's the most common residential supply register size, and works for wall or ceiling installs.What's in the box?1× 4×12" flush vent · install instructions. Drywall joint compound, sandpaper, primer, and paint are sourced separately.What if the vent doesn't fit my space?30-day free returns on unopened, uninstalled units. Once the vent is mudded in, it is permanently installed. Confirm fit before installing.
