Welcome to Diffuser Specialist Online

We’ve been in business over 25 years and we’re a family business that’s proudly women-owned. When it comes to quality replacement lenses, light diffusers, and all other related products – we know our stuff. It’s our pleasure and pride to offer you the products you desire at a price that’s fair with an attention to customer service that is unparalleled throughout the industry. Please, browse around and get to know Diffuser Specialist – we hope you find what you’re looking for and much, much more.

About Us

Fluorescent Light Covers? Replacement Lenses? We’ve Got ‘Em!

Browse our products and learn more about the many fluorescent light covers, replacement lenses, diffusers and more that we carry in our stock. If you can’t find what you’re looking for, give us a call and we’ll find it for you. It’s our pride and pleasure to send you away with exactly what you need, at a price that’s fair. Our warehouse is always fully stocked and our staff is highly trained to cater to your needs.

Our Products

What We Carry


eggcrate fluorescent light covers

The open cell eggcrate fluorescent light covers greatly improve ventilation, resulting in lower operating temperatures, thus improving lamp performance and increasing ballast life.

Order Eggcrate

Flat sheet

flatsheet fluorescent light covers

Flat sheet fluorescent light covers are extruded acrylic or polycarbonate plastic. Our flat sheets are available in many different styles, thicknesses and transparencies.

Order Flatsheet


globe light covers

A globe light cover is an acrylic or polycarbonate plastic sphere, streetlamp, cube, cylinder, or special shape with accessories designed for aftermarket distribution.

Order Globe


louvers fluorescent light covers

Retrofits are an economical way to save operational costs and ensure that all your light fixtures are optimized for maximum energy efficiency. Our online selection is coming soon. To inquire about our retrofits or place an order please contact us today.

Contact Us

Warning Tape

tape light fixture repair parts

Warning tape is designed to alert excavators that buried utility lines are present. Our warning tape comes in non-detectable polyethylene styles or metallic tape that can be located with a metal detector.

Order Warning Tape

Tube Guards

tubeguards fluorescent light covers and protectants

A tube guard is an fluorescent light cover made of an acrylic plastic sleeve that slides over a florescent light to protect against shattered glass and control the release of toxins.

Order Tube Guard

Vapor Tight Covers

vaportight light covers

Vapor tight enclosures are light covers that are completely dust and moisture resistant. They are constructed of a fiberglass upper body and a high-impact acrylic/DR crepe pattern diffuser.

Order Vapor Tight

Wrap Lenses

Wrap Lenses Fluorescent Light Covers

Wraparound replacement lenses that are designed to restore a worn out old, yellowed or broken wrap lens. Your lighting fixtures were designed for specific light distribution and their performance is impacted by the condition of the lighting diffuser.

Order Wrap Lenses

LED Small Mounting Channel

small Mounting Channel small

The LED small mounting channel lens and base are perfect for installations under cabinets, counter top lighting, cove lighting, vanity, bathrooms, bars, restaurants, theaters, signs and displays.

Contact Us

NaturaLux™ Fluorescent Lighting Filters

Naturalux lens

Reduce the glare of your fluorescent lighting and eliminate UV radiation. Overlay lenses are easy to install, designed to rest on top of your existing prismatic lens or parabolic louver.

Contact Us
  • Pete Cougan
    Satisfied Customer!!!!

    Guess what Nick? I got my new diffusers today and they “fit like a glove” (as they say)!!! Thanks sooooo much for your help. You guys are “the goods” (we say that in Brooklyn, where I come from).

    Satisfied Customer!!!

    Pete Cougan
  • Andrew Munrow via Facebook
    Remarkable Home Lighting

    I find your product perfect for my house, it has a beautiful shine to it and I get lots of comments about the lights. 

    Andrew Munrow via Facebook
  • Michael Woods
    Excellent Product

    I am quite pleased with the protective sleeves on the fluorescent bulbs.

    Michael Woods
  • Rachel Augustine via Facebook
    Find Exactly What You Need

    I know nothing about diffusers, but needed to replace some in my house… Even though DS usually deals with bigger quantities, they were so kind and helpful – they found exactly what I needed. Thank you guys so much!

    Rachel Augustine via Facebook