12 in. Mill Finish Aluminum No Moving Parts Retrofit Wind Turbine 3/8-16 Bolts rectangular basin of limestone with

rectangular basin of limestone with graceful rounded corners

lived‑in patina

and designed for residential or commercial spaces

heat-treated to Grade 8 with a yellow dichromate-style finish noted for strength and wear resistance

Rolls out for quick installation over concrete or wood

12 in. Mill Finish Aluminum No Moving Parts Retrofit Wind Turbine 3/8-16 Bolts rectangular basin of limestone withDesigned for retrofitting onto existing turbine ventilator roof bases, the Aura Ventilator Retrofit product line by Active Ventilation Products boasts a patented engineered design that creates efficient air flow without any moving parts. With a flared adapter that seamlessly fits over metal bases, this product line is constructed from durable, rust free aluminum and is comprised of two components: the vent head and the adapter. Its patented design