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GUANGZHOU BANFU NEW ENERGY TECHNOLOGY CO., LTD.
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polycarbonate skylight solar energy device without power and electrical cost
OverviewQuick DetailsPlace of Origin:Guangdong, ChinaBrand Name:BANFU, BANFU tubular skylightModel Number:SPT-550FT /SPT-550RTType:Sun Sheet
$199 /
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Product Description
SPT-550RT (55CM /22"diameter solar natural light tubular skylight system)
keep lighting by natural light especially shinny in clear sunny days.
Light the dark corner at daytime.
Offers more security, happy living and working environment.
Average 10 hours day lighting every day. So there are about 3650 hours free light to enjoy which saves tens of thousands watt electric power.
About 2-4years you can recover cost, 2-4 years later there will no electric power cost expenses in the daytime.
Specification:
Lighting area: 25-80m2 area according to different light requirement.
Working Lumens: 16000lm at sunny days
Working Lumens: 16000lm at sunny days
Specification:55cm diameter
Material: polycarbonate lighting dome
Silver painted aluminum tube
Zinc-alume roof flashing
Plastic diffuser kit
Prismatic diffuser
Life time: 25years
Silver painted aluminum tube
Zinc-alume roof flashing
Plastic diffuser kit
Prismatic diffuser
Life time: 25years
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