Decal, round, permanently adhesive, on square sheet.
Material: White gloss PVC, with permanent adhesive; 0.1mm thickness; lifespan 2-3 years from date of delivery; Kraft liner 130 grams.
Color: Background colour; cyan blue. The printed in white, positioned in the middle of the decal, running 80% of the diameter. Outside format: White background, with instructions printed in cyan blue lettering.
Size: Die-cut to diameter 205 mm, delivered in squares with instructions printed in cyan blue lettering on the white outside format.
Heavy steel body
Used to Seal against air & water.
A 90 degree bend of constant cross section has air blown through it from the Airflow System. When connected to a suitable multi-tube manometer the static pressure profile along the inner and outer radius of the bend may be measured at a range of air velocities. Along the inner and outer radius at strategic points, static pressure tapping points are located.
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