Business Details
35 Years
experience
Trusted Window Tinting Services in Rockville, MD
Interior Guards has been a trusted provider of high-quality window tinting solutions since 1991. As a family-owned business, we specialize in residential and commercial window film installations across Maryland, Virginia, and Washington, D.C. Our expertise includes solar control films that reduce energy costs, security films that enhance safety, and decorative films that add aesthetic value. Recognized by the International Window Film Association and featured on HGTV, we combine over 25 years of experience with innovative technology to deliver tailored solutions. Our commitment to quality has earned us numerous awards, and we remain dedicated to providing energy-efficient, durable, and visually appealing window treatments that meet diverse client needs. 
Services
Privacy Window Tinting
Solar Control Tint
Security Window Film
Decorative Window Film
Energy Cost Reduction
Details
- Year established: 1991
Highlights and features
- We have over 25 years of experience in residential and commercial window film installations.
- Our team is certified by the International Window Film Association (IWFA).
- We offer energy-saving solutions that reduce cooling costs by up to 10%.
- Our security films prevent glass shattering and protect against injuries.
- We provide LEED-certified window solutions for sustainable building projects.
Associations and certifications
- Protective Glazing Council (PGC)
- International Window Film Association (IWFA)
- National Skin Cancer Association
Services
Privacy Window Tinting
Privacy window tinting enhances security and discretion for homes and businesses. This film allows natural light while preventing outsiders from seeing inside, ideal for bathrooms, offices, and storefronts. It combines functionality with aesthetic appeal, offering a clear view outward while maintaining interior privacy.
Solar Control Tint
Solar control tint reduces heat and UV radiation entering buildings. By blocking up to 99% of harmful rays, it lowers cooling costs, prevents furniture fading, and improves indoor comfort. This energy-efficient solution is ideal for homes and offices with large glass areas.
Security Window Film
Security window film reinforces glass against breakage from accidents, storms, or vandalism. It holds shattered glass together, reducing injury risks and property damage. This durable solution is recommended for high-risk areas and commercial properties seeking enhanced safety.
Decorative Window Film
Decorative window film adds style to glass surfaces with patterns, textures, or custom designs. It mimics stained glass or frosted effects at a fraction of the cost. Applications include room dividers, doors, and skylights, offering both beauty and functionality.
Energy Cost Reduction
Energy cost reduction is achieved through solar control films that minimize heat gain in summer and heat loss in winter. This lowers HVAC demand, reducing utility bills by up to 10%. The solution is ideal for improving building energy efficiency without replacing windows.
Questions
What areas do you serve?
We serve Maryland, Virginia, and Washington, D.C., specializing in residential and commercial window tinting solutions.
How does window tinting reduce energy costs?
Solar control films block heat transfer through glass, reducing cooling needs in summer and heat loss in winter, lowering energy bills.
Is window tinting durable?
Yes, our films are designed for long-term durability, resisting fading, peeling, and wear under normal conditions.
Can decorative film be customized?
Yes, we offer custom designs, patterns, and colors to match branding or interior aesthetics for homes and businesses.
Does security film prevent break-ins?
Security film strengthens glass against forced entry, making it harder to break and delaying potential intrusions.
How long does installation take?
Most residential installations complete within a day, while commercial projects vary based on size and complexity.
Reviews (1)
Sean Marks
Jul 26, 2019
Report
For the past couple of years I have been bringing my vehicles to Winner's Window Tint Shop to have my windows tinted. When I recently bought my house I thought to myself why not tint the window to help make it more energy efficient, and the first place I thought of was Winner's / Interior Guard Windows. If your thinking about tinting your windows on your house I strongly recommend Interior Guard Window Tint their work is top notch!!!!
