Delivery InformationVolume DiscountsTechnical SpecificationsCustomer ReviewsInstallationBenefits of Using Smart Ambient Light Rejecting Paint (ALR Screen)Advanced Ambient Light RejectionSmart Ambient Light Rejecting Paint resists unwanted light ingress, selectively reflecting projector light while scattering excess light, enhancing the quality of images in brighter rooms.Enhanced Picture ReproductionEngineered for exceptional pixel clarity, sharpness, and ambient light rejection, ensuring vibrant, high-definition images for home theaters and gaming setups.Specular & Diffuse Reflection ReductionUltra matte layering technology eliminates both specular and diffuse reflection, minimizing stray light and maintaining image integrity.Stunning Visual ClarityDesigned for flawless projection, ensuring consistent brightness and image quality across the entire surfaceSeamless Application & Modern FinishEnjoy a quick, hassle-free application that delivers a sleek, understated look while enhancing projection functionality in home theaters.For Use WithProjector Requirements: Interactive, HD, 4K, Standard ProjectorsMinimum Recommended Lumen Value: 2,000 LumensLighting: works in most rooms with normal to high ambient lightCompatible Surfaces: can be applied to fabrics and is suitable for painting or refurbishing old screens, but not suitable for roll-up screensPerformance4K & 8K Ultra HD ReadyGain Value @ 90 °: 0.71Viewing Angle: 140 degreesCertification: Independent Projection Performance Report – CRESTComparison TableCompare the performance and specifications of our full projection rangeView Comparison TableALR Screen Paint - Technical SpecificationsColour: Light Grey Finish: Ultra Matt Coverage / Screen Size :4.5 m2 : 279 x 157 cm at 16:9 Aspect Ratio25 m2 : 667 x 375 cm at 16:9 Aspect RatioVolume:4.5 m2 : 880ml25 m2 : 5lEnvironmental (exceeds all EU/Ireland standards): low VOC, Solvent free, PFOA & PFOS free and Isocyanates free Odour: Very Low VOC: Less than 0.33% Certification: Independent Projection Performance Report – CREST, Gypsum Surface Finish Quality Standard of EU Level Q4Stuck on choosing the perfect product? Well, then let’s clear the confusion.  Whether it’s a quick chat, a live demo, or a call with our experts, we are just a click away. Get free technical advice, creative suggestions, and tailored recommendations because the right choice makes all the difference.Worried about installation? We are your virtual toolkit. From step-by-step guidance to pro tips, we’ll make sure you get it right. No guesswork, no stress, but just expert help whenever you need it. Ambient Light Rejecting – Kit Contents 4.5 m2ALR Screen PaintWhite PrimerRollerRoller HandleApplication GuideAmbient Light Rejecting – Kit Contents 25 m2ALR Screen PaintApplication GuideAmbient Light Rejecting Paint ReviewsMAC AV SolutionsImpressive performance. We were looking for a solution for an ALR projection screen for a large auditorium with high light levels but in a large size which was proving cost prohibitive, then we found Smarter Surfaces. I have to complement the technical support and the product has been fantastic, excellent value and very effective.Finco LtdGood product and good support was provided, and will use again. Thomas JEast Coast AVThis product was identified by the client for a church hall and to be fair has worked very well. Painted on similar to an oil paint with no issues, surface preparation is very important.Explore More Products From Smarter Surfaces(0 Reviews)High Contrast Projector Screen Paint From €209.00 ex.VAT Select options This product has multiple variants. The options may be chosen on the product page (0 Reviews)Black Projector Screen Paint From €209.00 ex.VAT Select options This product has multiple variants. The options may be chosen on the product page (0 Reviews)Smart Ultra High Contrast Projector Screen Paint From €219.00 ex.VAT Select options This product has multiple variants. The options may be chosen on the product page (0 Reviews)Clear Projector Screen Paint From €189.00 ex.VAT Select options This product has multiple variants. The options may be chosen on the product page FAQ's What is the best way to use Ambient Light Rejecting Projector Screen Paint?Once you have painted your wall with our Ambient Light Rejection Projector Screen Paint, give it atleast 24 hours to fully dry. Then, set up your projector, aim it at the newly enhanced surface, and enjoy a crisp, high-contrast image, even in bright rooms. For optimal performance, fine-tune your projector settings using the owner's manual as a guide. What is gain value?Gain value is a measure of a projector screen’s ability to reflect and amplify light. It indicates how much brightness the screen returns to the viewer compared to a standard matte white screen, which has a gain of 1.0.A higher gain means more light is reflected, resulting in a brighter image, but with a narrower viewing angle. This makes it ideal for controlled, front-facing viewing setups. A lower gain on the other hand, offers a wider viewing angle, ensuring more uniform brightness across different seating positions, though with slightly reduced overall brightness.Choosing the right gain essentially depends on factors such as room lighting, projector strength, screen size, and audience arrangement, all of which influence the optimal viewing experience. What is the importance of gain for projector screens?Well, gain directly affects both the brightness of the projected image and the viewing angles available. It determines how efficiently the screen reflects light, thus impacting overall image clarity and how well the picture holds up from different positions in the room. A higher gain can enhance brightness but may limit the viewing angle, while a lower gain ensures a more evenly distributed image across wider seating arrangements. Understanding gain helps in selecting the right screen for your specific environment, ensuring the best possible visual experience. Does a higher gain always mean a better image?Well, not necessarily. While a higher gain screen increases brightness from certain angles, it can also lead to issues like hotspotting where the centre appears overly bright while edges lose uniformity. Additionally, higher gain screens typically have a narrower viewing angle, thus meaning off-centre viewers may see a dimmer or less consistent image.A well-balanced gain ensures the best visual experience for the intended space, so higher gain is not always better. It essentially depends on factors such as room lighting, seating arrangement, and projector brightness. How do I choose the ideal gain for my projector screen?The standard projector screen gain is 1.0, offering balanced brightness and a wide viewing angle. However, the perfect gain depends on your setup and viewing preferences.Key factors to consider include: 1. Ambient lighting : Brighter rooms may benefit from a higher gain, while darker spaces work well with lower gain. 2. Projector specifications : A powerful projector may not require a high-gain screen. 3. Viewing angle : Higher gain screens focus brightness in a narrower field, while lower gain screens distribute it more evenly. 4. Distance from the screen : The farther the projector, the more impact gain has on brightness. So by assessing these elements, you can select a gain that ensures the best image quality for your space. What are the key benefits of high-gain screens?High-gain screens offer several benefits, particularly in environments with challenging lighting conditions. Some key benefits of high-gain screens are : • They enhance image brightness, thus making visuals clearer and more visible in well-lit spaces. • They improve visibility in darker settings by amplifying projected light. • They minimise light reflection from surrounding walls and ceilings, maintaining image clarity. • They effectively reject ambient light, making them a strong alternative to fabric screens that struggle with general lighting interference. What are the major drawbacks of high-gain screens?While high-gain screens improve brightness, they come with certain limitations which are : • They have a narrower viewing angle, meaning viewers must sit more centrally for the best experience. • Those seated off-centre may experience uneven brightness or diminished image quality. • They are less suitable for larger audiences, as the restricted viewing angle limits visibility for those seated at the sides. • High-gain screens are generally not ideal for outdoor use, where a wider viewing angle may be required. What are the advantages of low-gain screens?Low-gain screens provide a more balanced and inclusive viewing experience, particularly in larger spaces. Some key advantages of low-gain screens are : • They offer a wider viewing angle, ensuring a clear image for viewers seated at various positions. • They distribute light more evenly across the screen, maintaining consistent brightness from different angles. • They help reduce projector brightness for comfortable indoor viewing, preventing glare or overly harsh visuals. What are the major drawbacks of low-gain screens?While low-gain screens provide better uniformity, they have some limitations which are as follows : • They are not ideal for outdoor use, as their lower brightness may struggle against ambient light. • Some projector light may be absorbed rather than reflected, reducing overall image intensity. • They may not provide sufficient contrast, making it harder to distinguish fine details in certain conditions. Is Smart Ambient Light Rejecting (ALR) Projector Screen Paint suitable for blended projections?Yes, our Smart ALR Projector Screen Paint is specifically designed to support blended projections, making it an excellent choice for art installations, theatres, and large-scale presentations.Blending projections requires : • Precise colour accuracy for seamless transitions. • Uniform brightness to maintain a cohesive display. • Superior light diffusion to eliminate harsh edges between projected images.Our ALR screen paint is formulated to deliver all these qualities, ensuring a smooth, immersive projection experience. It also eliminates the need for bulky and expensive physical screens, providing a flexible and cost-effective solution for large-scale displays. Does Smart ALR Projector Screen Paint work with both 2D and 3D projectors?Yes, absolutely. Our entire range of projection paints is fully compatible with both 2D and 3D projectors, delivering optimal performance in any format.When used with a 3D projector, our screen paint enhances the depth and clarity of the projected image, thus ensuring a truly immersive experience when viewed with 3D glasses. How is ALR Screen Paint Polarity Preserving?3D projectors work by projecting two slightly different images which overlap on the screen. These images are passed through special optical filters which results in the light being polarised in a different way for each of the projections. When you view the two images through special 3D glasses, each lens blocks one of the images, meaning that your left eye sees one image and your right eye the other image.It's therefore really important that the projection screen you use does not change the polarity of the light if you are using a 3D projector. All of our paint products are "polarity preserving" which means that the image you see will be exactly the same polarity as is intended, preserving the full 3D effect. Why are our Smart Projection Paints Acoustically Transparent?When designing a projection screen, then one important consideration is to maintain the sound quality.Maintaining sound quality is just as important as achieving a sharp, high-contrast image. That’s why our Smart Projection Paints are specially formulated to be acoustically transparent, thus ensuring they won’t interfere with your audio experience.So to determine if our paints affect sound absorption, we conducted a range of rigorous tests using the Sound Absorption Coefficient (SAC), which measures how much sound energy a material absorbs when waves pass through it. Our study focused on 12mm gypsum board, a common building material used for walls and ceilings.Since sound absorption varies with frequency, SAC values are presented as a range. Our test results showed:Unpainted Board: SAC (α) = 0.04 - 0.07 Painted Board: SAC (α) = 0.04 - 0.07The fact that our painted board maintains the exact same SAC range as the unpainted board proves that our projection paints do not affect sound absorption. This ensures that audio quality remains untouched, making them ideal for home theatres, auditoriums, and any setup where both visuals and sound matter.With Smart Projection Paints, you get the best of both worlds, that is a high-performance projection surface without compromising acoustic clarity. How does ambient ight rejecting screen paint work ?This innovative Ambient Light Rejecting Projection Screne Paint uses unique pigment particle technology to scatter ambient light ingress from the horixontal plane which protects the projected light beam by reducing light interference Is there a right way to apply Smart ALR Projector Screen Paint?Yes, Smart Ambient Light Rejecting Paint can be applied using a roller or a spray, though we generally recommend roller application for the best results. Prepare the Surface : • Ensure that the surface is clean, dry, and free from loose materials. • Measure the area you wish to paint and mark it clearly with masking tape unless painting a full wall. • If the surface is bare or untreated, apply one coat of Smart White Primer before painting. • Fill any cracks or imperfections and sand the surface smooth using 120-grade sandpaper or similar.Application : • Thoroughly stir the paint before use. • For obtaining the best results, apply with a mohair or lint-free short pile roller sleeve. What surfaces are suitable for Smart Ambient Light Rejecting Projector Screen Paint?Smart Ambient Light Rejecting Projector Screen Paint can be applied to an array of smooth surfaces including metal, concrete, plaster, wallboards, wood, and composites. It is, however, designed for indoor use only. If you require a solution for outdoor projection, we recommend using our specialised outdoor projection paint instead. Is it essential to prime the surface before applying the Smart Ambient Light Rejecting paint?Yes, we recommend applying Smart ALR Paint to a previously primed or painted surface. Also, if the surface is bare or untreated, then apply one coat of Smart White Primer before painting. Is Smart Ambient Light Rejecting Paint safe to use? Yes, absolutely. Smart ALR Paint is very low in VOCs, solvent-free, and free from PFOA, PFOS, and isocyanates. It meets the highest environmental standards and has been independently tested for fire performance and VOC compliance. However, having that said, we would like to mention that as with any other paint, we recommend wearing gloves while applying our Smart ALR paint. Is Smart Ambient Light Rejecting Paint isocyanate-free?Yes, our Smart ALR Paint is 100% free of isocyanates and solvents. Unlike lower-quality alternatives, we do not use any isocyanates in our products as these can be hazardous and require strict safety procedures for handling. What personal protective equipment (PPE) should I use when applying Smart ALR Paint?Wear the gloves provided in the kit while applying the paint. Additionally, safety glasses are recommended. Also, you must ensure that the room is well-ventilated during application, as is required with any painting process. Is Smart Ambient Light Rejecting Paint flammable? No, Smart ALR Paint is non-flammable and certified for fire performance. This makes it safe for use in schools, offices, and other professional spaces. Also, it has a high flashpoint of over 158°F (70°C), thus making it a completely safe choice to use. Can we apply Smart Ambient Light Rejecting Paint around people?Yes, Smart ALR Paint is safe to use around adults and children. It is low-odor, VOC-free, and does not contain isocyanates, ensuring a safe application environment. How can I get rid of Smart ALR Paint from my skin?If the paint comes into contact with the skin, simply wash the area with warm, soapy water How do I clean accidental paint spills?Smart Ambient Light Rejecting Paint is water-based, so any spills can be easily cleaned using just water. How do I maintain my ALR screen?To keep your ALR screen in optimal condition, use compressed air (available in aerosol format) to remove dust. Alternatively, gently dab the surface with a slightly damp, warm cloth. What type of projectors can be used with ALR screen paint?This paint is designed for use with projectors of 2000 lumens or higher, thus ensuring a bright, high-contrast display even in ambient lighting conditions. What is the gain value of Smart ALR Projection Paint?The gain value of Smart Ambient Light Rejecting Projector Screen Paint is 0.71 at 90°, delivering a balanced mix of brightness and contrast for a superior viewing experience. Ambient Light Rejecting Paint InstallationTransform your space into a high-performance projection area with Smart Ambient Light Rejecting Projector Screen Paint. Designed for interior use, this innovative paint is compatible with various materials such as metal, plaster, wallboards, wood, concrete, and composites. This ensures exceptional image clarity even in bright environments.Surface PreparationFor the best results, start with a clean, dry, and smooth surface free from dust or loose materials. Use masking tape to define the area you wish to paint, ensuring precise application.Priming & Painting Bare or untreated surfaces should be primed with one coat of Smart White Primer. Once primed, lightly sand the surface to create an ultra-smooth base. Stir the paint thoroughly before use. Apply the first coat using a mohair or lint-free short pile roller sleeve. Allow to dry completely before applying the second coat.Drying & UsageAfter 24 hours, your Smart Ambient Light Rejecting Paint is fully cured and ready for use, delivering vivid, high-contrast projection even in well-lit spaces.Try Before You BuyWant to experience the performance first? Request a sample pack and see the difference for yourself.Need Assistance?Our team is here to help. If you have any questions or need expert advice, then please don’t hesitate to get in touch. We are committed to providing outstanding customer support at every step until the success of your project. A full application guide to help you apply our Ambient Light Rejecting Paint.Ambient Light Rejecting Paint installation VideoWatch our step-by-step Video Application GuideAmbient Light Rejecting Paint Videos Watch our step-by-step Video Application Guide Whiteboard Paint White for Education Whiteboard Paint White Case Study