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Solatube 750DS Daylighting System Closed Ceiling

Solatube 750DS Daylighting System Closed Ceiling is a Tubular Daylighting Device delivery natural daylight from the roof to the ceiling point diffuser.

Key Features
  • Raybender — advanced optical domes capture low angle morning and afternoon sun increasing light output
  • Patented lens rejects overpowering midday light and heat
  • Light Tracker Reflector — north facing reflector increases light output and minimises solar heat
  • Spectralight Infinity Tubing — transfers maximum daylight with minimal light loss and pure CRI
  • Spectralight — filters out heat infused infrared rays to minimise heat gain.
  • Controlled delivery — Optical lens evenly disperses daylight throughout the area
  • Various lens options for ambient or task lighting
Scope of Use

This product is designed to be installed into residential and commercial buildings. Installed through a BRANZ appraised roof installation flashing system, the DS Solatube kit is connected from the roof penetration through to the ceiling by a highly reflective aluminium tubing, which has a reflectivity of 99.9% and a U value of 0.29 and an R value of 3.46.

The BRANZ appraised flashing system is designed to be fit for long run roofing, concrete and terracotta tiles, and pressed metal tiles. The flashings have been BRANZ appraised (BRANZ Appraisal no. 749 – 2011).

This product can be used in any building zone in New Zealand, and is impervious to wind, rain and seismic activity.

Limitations on Use

This product needs to be installed by a certified, licensed Hometech Solatube installer. The installer will have undergone the necessary training to comply with Hometech standards.

The flashing must be installed on a roof pitch no less than 5°. Where the roof pitch is less than 5°, a tray over flashing system must be installed up to the ridge.

5° Minimum Roof Pitch Required
Statement of Building Code Compliance
  • B2 Durability — 15yrs
  • E2 Extrenal Moisture
  • F2 Hazardous Building Material — will not present a health hazard to people
  • G7 Natural light — can contribute to natural light requirements
  • H1 Energy Efficiency — has an R Value of 0.41 m2K/W
In-Service History

The DS Solatube does not require any maintenance other than the removal of the internal lighting diffuser for periodic cleaning.

Other Performance Attributes

Solatube Daylighting Systems reject nearly all UV wavelengths. What makes this possible is the technology built into the rooftop dome. Constructed of acrylic, Solatube domes reject nearly all UV wavelengths, possess special UV inhibiters that block 100% of UVB and UVC rays and 98.5% of UVA rays.

B2 Durability compliant
E2 External Moisture compliant
External Moisture
F2 Hazardous Building Materials compliant
Hazardous Building Materials
G4 Ventilation compliant
G7 Natural Light compliant
Natural Light
H1 Energy Efficiency compliant
Energy Efficiency
BRANZ Appraised
BRANZ Appraised
CAD/PDF (link to page on supplier website)
BRANZ Appraisal: Solatube Daylight Systems

No 665 [2017]

Independent Appraisal (BRANZ)

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