400 x 400 Omni-Vent 12 Volt translucent with 12 volt fan and flynet. It has 6 speeds for both extracting and intake by pushing an easy to use switch. The Omni-Vent has an aerodynamic design because of the built-in spoiler.
eBay
Coupler Flange Joint Coupling Keyway 5 6 8 10 12 14 15 16 18 mm for Omni Omnidirectional Wheel High-strength aluminum alloy
Aliexpress UK
Thule Omnivent 12v Features Omnivent Aerodynamics. Affordable Prices Across the Range. Maximum Opening Angle Adjustable ventilator speed. Goods must be new, unused and in resaleable condition. Change of mind.
eBay
10pcs Durable Double Sided Shoe Cabinet Wardrobe Accessories Vents Cover Air Vent Decor Vent Hole Ventilator Grille
Aliexpress UK
Thule Omnivent skylight Top only. Base, fixing kit winding arm,& rest of omnivent. Opaque plastic, also fits the clear 12v version.40 x 40cm. for the 12v clear & opaque & non 12v rooflight.
eBay
Metal Louver Air Vents Grille Ventilation Covers Aluminum Grilles Duct Heating Cooling Vents Plate Insect Screen Cover Air Vents
Aliexpress UK
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1/10PCS M40*1.5 Nylon Waterproof Air Vent Valve Screw in Protective Vent Plug E-PTFE Plastic Breather Vent Valve
Aliexpress UK
Flyscreen Set for Thule Omnivent Rooflight Extractor Fan (A pair of). For the 400mm by 400mm Omnivent extracting rooflight. Nominate a neighbour. We send parts to all corners of the world and even direct to you on site in your caravan if you’re away.
eBay
1PCS 304 Stainless Steel Waterproof Air Vent Valve M16 M20 M8 Screw In Protective Vent Plug M12 E-PTFE Metal Breather Vent Valve
Aliexpress UK
For a modern 400mm by 400mm Omnivent rooflight. Caravan Parts. It doesn't include any fixings - you should be able to swap over your existing ones. We send parts to all corners of the world and even direct to you on site in your caravan if you’re away.
eBay
10PCS M10 Nylon Waterproof Air Vent Valve Screw M10*1 M10*1.5 In Protective Vent Plug E-PTFE Plastic Breather Vent Valve
Aliexpress UK
Adjustable ventilator speed. Colour White. Pet Supplies. All materials are made of impact and weather-resistant plastics. Aerodynamic shape. Roof thickness: 25-60mm. Aperture size: 400mm x 400mm. Easy installation without drilling.
eBay
1PCS 304 Stainless Steel Waterproof Air Vent Valve M16 M20 M8 Screw In Protective Vent Plug M12 E-PTFE Metal Breather Vent Valve
Aliexpress UK
12v Applications only. 115mm Between mounting hole centres. 400mm Length of cable.
eBay
1PC Stainless Steel Air Vent BBQ Grill Exhaust Vents Oven Stove Round Ducting Vent Adjustable Replacement Parts
Aliexpress UK