A considered home starts with a little light.

About this item

These fluorescent bulbs feature a U-shaped twin tube design providing ample light in a compact space. Blacklight bulb (BLB) emits ultraviolet (UV-A) light at 365nm wavelength perfect for lighting up reactive surfaces while not illuminating the surrounding areas. 4-Pin GX10q base for use in many residential and commercial fixtures both indoors and outdoors.

Outdoor use requires a weather protected fixtures Ideal for creating a glow effect with colors like true white and neon hues for parties, clubs, and Halloween decorations. With a 5,000 hour life span. Designed to work with a variety of indoor and outdoor fixtures in both residential and commercial applications.

Flowtron replacement bulb. Sold by a USA Based Company

Sunlite

SUNLITE 40487-SU FUL40T8 Fluorescent Black Light Bulbs, 40 Watts, GX10q 4-Pin Base, UV Light, 365nm Color Wavelength, 5,000 Hour

$23.99

● In stock

Quantity

Arrives Oct 11 – Oct 12

to United States · Order within …

Free shipping

Sold by GlowHouse
Ships from the United States, tracked all the way to your door.
Genuine and new
Bought new in the USA from the brand or an established US retailer.
Damaged or wrong? Full refund or replacement
Send us photos within 7 days of delivery.
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Pay from your PayPal account or by card. Card details go to PayPal, never to us.

Common questions

AUTHENTICITYIs this light genuine?

Yes. Every light is bought new in the USA from the brand or an established US retailer, and it carries its manufacturer's warranty. If one is ever found not to be genuine, we refund you in full.

DELIVERYHow long does delivery take?

3 to 4 days door to door for this item, including the time we take to place your order with the brand or retailer. Every parcel travels with a carrier tracking number.

PRICINGWhat does the price include?

Nothing is added at checkout: there is no shipping charge.

INSTALLATIONDo I need an electrician?

For anything hardwired, yes: pendants, chandeliers, flush mounts and wall sconces should be installed by a licensed electrician, following the manufacturer's instructions and your local code. Plug-in table and floor lamps need no installation.

RETURNSWhat if it arrives damaged?

Keep the packaging until you have checked every piece, and email photographs to hello@glowhous.com within 7 days of delivery. We refund the full amount or send a replacement at no cost, whichever you prefer.