10 Essential Supplies for Mounting Blackout Curtains in Camper Vans

Imagine trying to sleep in a highway rest stop while passing headlights continuously sweep across the bed. Without a proper light-blocking system, a camper van quickly becomes a stressful fishbowl rather than a cozy sanctuary. Achieving total darkness and thermal comfort requires a specific set of tools and materials designed to withstand the vibrations, temperature swings, and tight spaces of mobile living.

Disclosure: As an Amazon Associate, this site earns from qualifying purchases. Thank you!

Why Light Blocking Matters in a Camper Van

Stealth camping in urban areas demands absolute light containment. A single sliver of light escaping from a side window can give away a sleeping location, leading to an unwelcome midnight knock from local authorities. Proper blackout setups ensure peace of mind, allowing occupants to read or use screens without broadcasting their presence to the outside world.

Beyond privacy, light-blocking materials double as vital thermal barriers. Windows are the primary source of heat loss in winter and heat gain under the summer sun. By sealing these glass panes off with dense, reflective materials, the cabin temperature remains stable, reducing the load on diesel heaters or portable air conditioners.

Finally, quality sleep relies on circadian rhythms that are easily disrupted by artificial streetlights or early morning sunrises. A dark interior allows for deep, restorative rest regardless of the parking spot. For shift workers, seasonal travelers, or anyone parked under bright sodium streetlights, a robust blackout system is a non-negotiable comfort upgrade.

Blackout Curtains – Nicetown Thermal Insulated

Camper van windows come in odd shapes and sizes, making standard home curtains a poor fit without modification. The Nicetown Thermal Insulated Curtains provide the dense, heavy-weave fabric needed to block 99% of incoming light and deaden exterior noise. The triple-weave technology incorporates a black layer sandwiched between face fabrics, delivering maximum light blockage without requiring a stiff, plastic backing.

• Fabric weight: Heavyweight polyester
• Available sizes: Wide range from 29×36 inches to 52×108 inches
• Thermal properties: Reduces draft intrusion and rejects summer heat

These curtains are exceptionally easy to cut and customize for tight van spaces. The material does not fray excessively when trimmed, which is a major advantage for DIYers working in small spaces. Keep in mind that these must be sized slightly wider than the window frame to account for the natural folds of the fabric when hung.

This product is ideal for van lifers looking for an affordable, high-performance base fabric that can be easily customized. It is not suitable for those who want a stiff, self-supporting window card that stays in place without a rod or track.

Neodymium Magnets – DIYMag Rare Earth Disc Magnets

Securing the edges of a curtain against curved steel van walls is a constant challenge. DIYMag Rare Earth Disc Magnets solve this by snapping the fabric directly to the exposed metal pillars of the vehicle’s frame. These compact, nickel-coated discs offer immense holding power, preventing wind from blowing the curtains open when doors are opened.

• Pull force: Up to 18 pounds per magnet
• Dimensions: 1.26 inches diameter x 0.2 inches thick
• Coating: Ni+Cu+Ni triple layer rust protection

Because camper vans are prone to high humidity and condensation, the rust-resistant coating on these magnets is crucial. They can be sewn directly into the hem of the curtains or glued to plastic trim panels using heavy-duty adhesive. Be cautious when handling them; their extreme pull force can cause them to snap together violently and shatter if dropped.

These are perfect for builders with exposed steel frames like those found in Ford Transits or Ram Promasters. They are not the right choice for heavily upholstered vans where thick fabric or wood paneling blocks the magnetic pull.

Curtain Track – RoomDividersNow Ceiling Track Sets

To divide the cab from the living area or run a curtain along a curved side wall, a flexible track is essential. The RoomDividersNow Ceiling Track Sets bend to match the unique contours of a van ceiling while keeping the curtain gliding smoothly. Unlike rigid metal tracks, this resin-based track can negotiate tight corners without crimping or binding the rollers.

• Length options: 3 feet to 18 feet kits
• Material: Heavy-duty flexible plastic with steel core
• Load capacity: Up to 15 pounds per foot

Installation requires mounting the track brackets directly into the structural ribs of the ceiling or the wood paneling of a finished ceiling. The roller glides move effortlessly, ensuring the curtain stays on track even during bumpy off-road drives. Make sure to use the included end caps to prevent the glides from sliding out when the vehicle tilts on uneven terrain.

This system is best for permanent layouts requiring a clean partition between the driving cab and the rear living space. It is not recommended for temporary builds or renters who cannot screw brackets into the van’s structure.

Mounting Adhesive – Loctite PL Premium Polyurethane

Drilling holes into a van’s sheet metal creates pathways for water intrusion and eventual rust. Loctite PL Premium Polyurethane offers a permanent bonding solution for mounting curtain tracks, magnet strips, or wooden mounting blocks directly to metal or fiberglass. This polyurethane formula expands slightly as it cures, filling minor gaps between uneven surfaces.

• Cure time: 24 hours to full strength
• Vibration resistance: High elastomeric bond
• VOC level: Low odor, safe for interior use

This adhesive remains flexible after curing, which is critical for surviving the constant vibrations and body twist of a moving vehicle. Surfaces must be thoroughly cleaned with isopropyl alcohol to remove factory oils and paint residues before application. It requires clamping or temporary masking tape to hold the components in place while curing.

This is the ultimate choice for builders wanting a permanent, drill-free bond for curtain tracks and mounting blocks. It is not suitable for temporary fixtures or anyone planning to reconfigure their interior layout later.

Hook and Loop Tape – Velcro Brand Heavy Duty Roll

For securing window covers quickly and keeping them flush against recessed window frames, a mechanical fastening tape is invaluable. Velcro Brand Heavy Duty Roll features an aggressive, weather-resistant adhesive backing that grips plastic trim, painted metal, and glass. It creates a continuous seal around the window perimeter, ensuring zero light leaks at night.

• Width options: 1-inch and 2-inch rolls
• Temperature range: Holds from -20°F to 140°F
• Holding power: Up to 10 pounds of shear force

High summer cabin temperatures can turn cheap adhesives into a gooey mess, but this heavy-duty version is formulated to withstand intense heat. To ensure longevity, the adhesive back must be applied to a completely clean, warm surface and allowed to cure for 24 hours before tension is applied. If used directly on fabric, sewing the loop side to the curtain is highly recommended to prevent peeling over time.

This tape is perfect for creating removable, snap-free window covers that seal perfectly around the edges. It is not suitable for suspending heavy curtains vertically without additional support.

Tension Rod – Briofox Spring Tension Curtain Rod

If drilling or gluing is out of the question, a tension rod offers a reliable, damage-free hanging solution. The Briofox Spring Tension Curtain Rod uses a heavy-duty internal spring to apply constant outward pressure against door frames or window wells. Its stainless steel construction prevents rusting from the high condensation levels common in small, insulated spaces.

• Adjustable range: 18 inches to 110 inches depending on model
• End cap material: Non-slip, non-marring silicone
• Weight capacity: Up to 20 pounds

The key to using tension rods in a moving vehicle is ensuring the end caps have a wide, grippy footprint. The Briofox silicone caps grip plastic panels and painted metal tightly, preventing the rod from falling when hitting potholes. Ensure the rod is adjusted to be slightly wider than the opening before compressing it into place for maximum tension.

This rod is ideal for weekend warriors, rental van setups, or quick passenger-side partitions. It is not recommended for wide, open spaces where there are no solid, parallel vertical walls to press against.

Snap Fastener Kit – General Tools 1265 Canvas Kit

For heavy, insulated window covers that must stay put on rugged washboard roads, mechanical snaps are the gold standard. The General Tools 1265 Canvas Kit provides industrial-grade brass snaps and the necessary punching tools to install them securely. These snaps provide a satisfying, mechanical lock that wind and road vibrations cannot shake loose.

• Material: Nickel-plated brass components
• Kit contents: 6 sets of snaps, hole punch, and setting tool
• Fastener type: Screw-in studs or fabric-to-fabric snaps

Installing these snaps requires a bit of patience, as you must screw the stud base directly into the van’s wood trim or metal door panels. The fabric cap and socket are then crimped onto the curtain material using the included anvil and flare tool. Applying a drop of lubricating oil to the snaps occasionally will keep them operating smoothly and prevent fabric tearing when pulling them apart.

This kit is best for rugged, off-road builds using heavy quilted window covers. It is not ideal for thin, lightweight fabrics that can tear around the snap casing.

Reflective Insulation – Reflectix Double Reflective

To achieve complete light blockage while protecting the cabin from extreme solar heat, a radiant barrier is essential. Reflectix Double Reflective insulation is composed of two outer layers of highly reflective foil bonded to a double layer of polyethylene bubbles. It acts as a stiff core for custom window covers, keeping them flat against the glass.

• Thickness: 5/16 inch
• Reflectivity: Blocks 96% of radiant energy
• Ease of cut: Can be shaped easily with standard shears

Using Reflectix alone can make a van look like a spaceship from the outside, which ruins any attempts at stealth camping. To solve this, sandwich the Reflectix layer between a dark blackout curtain fabric facing the outside and a decorative fabric facing the interior. This combination creates a thick, thermally efficient window plug that looks like a standard curtain from both sides.

This material is a must-have for desert travelers and winter campers needing serious thermal regulation. It is not suitable as a standalone curtain fabric due to its industrial, shiny aesthetic.

Fusible Hemming Tape – Singer Iron-On Fusing Web

Not everyone traveling in a van has access to a sewing machine, making custom fabric work difficult. Singer Iron-On Fusing Web offers a clean, reliable alternative that bonds fabric layers together using a standard household iron. This double-sided adhesive tape melts under heat, creating a permanent, flexible seam that holds up to regular use.

• Width: 3/4 inch
• Fabric compatibility: Cotton, polyester, canvas, and blends
• Care instructions: Machine washable and dry-cleanable

When customizing store-bought curtains to fit small van windows, this fusing web creates neat hems without needle and thread. Simply fold the fabric over the tape and press down with a hot iron using a damp cloth as a barrier to prevent burning the curtain fabric. Always test a small scrap of fabric first, as high synthetic content can melt if the iron temperature is too high.

This tape is perfect for DIYers who want to quickly custom-size their curtains without sewing. It is not recommended for heavy canvas or thick, insulated materials that require a mechanical stitch to hold the weight.

Suction Cups – FrogsFeet Heavy Duty Suction Cups

For quick, temporary attachment of window covers directly to the glass, high-performance suction cups are invaluable. FrogsFeet Heavy Duty Suction Cups feature a patented blue polymer seal that conforms to curved or textured glass surfaces. Unlike cheap suction cups that fall off when the temperature drops, these maintain a powerful vacuum lock in extreme conditions.

• Pull strength: Holds up to 10 pounds
• Material: UV-resistant plastic with polymer sealing ring
• Mechanism: Lever-press vacuum lock

Condensation is a major factor on van windows, but these suction cups are designed to hold fast even on wet glass. To install, clean the glass thoroughly and press the center of the cup while pulling the lever down to lock the seal. To release, simply pull the integrated tab to break the vacuum without tearing the curtain fabric.

These are perfect for non-magnetic fiberglass vans or temporary passenger-side window covers. They are not suitable for mounting to painted steel or upholstered fabric walls.

Tips for Installing Van Curtains Without Drilling

Drilling holes into structural metal invites moisture, which leads to rust and structural decay. To avoid this, utilize the existing factory holes and exposed structural ribs within the van’s chassis. Many cargo vans feature pre-punched holes along the upper roofline that can accept heavy-duty plastic push pins, toggle bolts, or custom-bent brackets without making new holes in the sheet metal.

Chemical bonds are highly effective when matched with the right surfaces. High-strength mounting tape or polyurethane adhesive can secure wooden mounting strips to the metal ceiling ribs, providing a solid anchor point for curtain tracks. This method distributes the weight of the curtains evenly across the surface rather than concentrating the stress on a few weak screw threads.

Finally, combining tension rods with self-adhesive support hooks offers a double layer of security. Placing an adhesive hook directly under the ends of a tension rod prevents it from slipping down due to road vibrations, even on rough washboard dirt roads. This hybrid approach delivers the ease of a temporary setup with the reliability of a permanent install.

A successful blackout curtain installation turns a camper van into a private, climate-controlled retreat. Utilizing the right combination of thermal fabrics, secure fasteners, and damage-free mounting methods ensures peaceful sleep in any environment. With these essential supplies, any van cabin can be insulated against both light and the elements.