Circular hit and miss type ventilators available in chromium plate on brass or self colour brass finishes. Adjust by twisting fly nut. 125mm diameter.

Large, rectangular louvre ventilator for scuttle mounting. Overall size 250mm x 113mm with gauze. Opens to one side against spring. Offered in zinc plate on steel.

Large rectangular louvre ventilator for scuttle mounting. Overall size 8" x 4" (203mm x 101mm) with gauze as standard, opens to one side against spring. The hole in panel will be approx 75mm x 175mm. We offer a choice of materials and finishes: chromium plate on brass, nickel plate on brass,  self colour brass or zinc plate on steel -- Self Colour Brass or Polished Brass on Request.

Large rectangular louvre ventilator for scuttle mounting. Overall size 8" x 4" (203mm x 101mm) with gauze as standard, opens to one side against spring. The hole in panel will be approx 75mm x 175mm. We offer a choice of materials and finishes: chromium plate on brass, nickel plate on brass,  self colour brass or zinc plate on steel -- Chrome plated

Large rectangular louvre ventilator for scuttle mounting. Overall size 8" x 4" (203mm x 101mm) with gauze as standard, opens to one side against spring. The hole in panel will be approx 75mm x 175mm. We offer a choice of materials and finishes: chromium plate on brass, nickel plate on brass,  self colour brass or zinc plate on steel -- Nickel plated

Large rectangular louvre ventilator for scuttle mounting. Overall size 8" x 4" (203mm x 101mm) with gauze as standard, opens to one side against spring. The hole in panel will be approx 75mm x 175mm. We offer a choice of materials and finishes: chromium plate on brass, nickel plate on brass,  self colour brass or zinc plate on steel -- Red oxide primer finish on steel

Small, rectangular louvre ventilator for scuttle mounting. Overall size 6” x 3" (152mm x 76mm) with gauze as standard, opens to one side against spring. Normally mounted vertically. We offer a choice of materials and finishes: chromium plate on brass, nickel plate on brass, self colour brass or zinc plate on steel for painting. Sold as a PAIR. -- Polished brass

Small, rectangular louvre ventilator for scuttle mounting. Overall size 6” x 3" (152mm x 76mm) with gauze as standard, opens to one side against spring. Normally mounted vertically. We offer a choice of materials and finishes: chromium plate on brass, nickel plate on brass, self colour brass or zinc plate on steel for painting. Sold as a PAIR. -- Chrome plated brass

Small, rectangular louvre ventilator for scuttle mounting. Overall size 6” x 3" (152mm x 76mm) with gauze as standard, opens to one side against spring. Normally mounted vertically. We offer a choice of materials and finishes: chromium plate on brass, nickel plate on brass, self colour brass or zinc plate on steel for painting. Sold as a PAIR. -- Nickel plated brass

Small, rectangular louvre ventilator for scuttle mounting. Overall size 6” x 3" (152mm x 76mm) with gauze as standard, opens to one side against spring. Normally mounted vertically. We offer a choice of materials and finishes: chromium plate on brass, nickel plate on brass, self colour brass or zinc plate on steel for painting. Sold as a PAIR. -- Red oxide primer finish on steel

Large rectangular louver ventilator for scuttle mounting. Overall size 8" x 4" (203mm x 101mm) without gauze, opens to one side against spring, pull knob on outside. Body is chrome plate on brass. Offered in pairs only.