The Rhineland water filling cap fits in place of your locking water cap during filling. This cap will not fit Fiamma inlets . No leaks whilst refilling water tanks.
eBay
1 Piece Stainless Steel 316 Deck Filler GAS DIESEL FUEL WASTE WATER 38mm Mirror Polish Marine Boat Hardware Deck Filler Cap
Aliexpress UK
Universal 3 hole style fresh water tank filler cap in white. Supplied with lock barrel and 2 Zadi keys (individual to each cap for added security). Tani-Logics Uk Web Agency. Wide Range Selection. New Arrivals.
eBay
38mm 50mm Deck Filler Cap Stainless Steel 316 Deck Filler GAS DIESEL FUEL WASTE WATER Mirror Polish Marine Boat RV Hardware
Aliexpress UK
Portland quick connect filler cap. - 1x Portland cap with hose connector. It has a built in overpressure valve. SMALL PRINT.
eBay
Aluminum Black Oil Filler Cap Coolant Cap Water Tank Cover for audi VW CC golf 6 GTI R MK6 Scirocco EA888
Aliexpress UK
FAWO external water filler inlet which connects to the onboard water tank, with a black magnetic closing lid and a locking black cap with 2x spare keys. - 1x Black FAWO water inlet. A 40mm hose is required for the water inlet to the tank and a 10mm hose for the tank vent.
eBay
1.5" and 2" 38mm or 50mm 316 Stainless Steel Marine Boat Hardware Deck Filler Fuel Water Waste Diesel Gas Key Cap Fuel Water Gas
Aliexpress UK
FAWO WATER FILLER CAP (LOCKING) & FILLER HOSE & TANK FITTING. (may be supplied angled version). The water filler has a locking cap with 2 keys. Filler Cap Specifications.
eBay
1pcs Toilet Flush Filler Funnel Header Tank Filler Green Fit For Thetford Caravan Motorhome RV Parts
Aliexpress UK
Sealed with water ring for tighter dust and spill. -The 45 degree water inlet is designed to be more convenient and not overflowing. 1 x Water Inlet. -The lid is designed with an industrial curved texture and marked with a water mark.
eBay
1pcs Caravan Toilet Flush Filler Funnel Header Tank Filler Fit For Thetford RV Motorhome Interior Parts
Aliexpress UK
eBay
Rhineland Water Filling Cap With Quick Hose Connection Sets RV Caravan Motorhome Parts Accessories
Aliexpress UK
Sealed with water ring for tighter dust and spill. The 45 degree water inlet is designed to be more convenient and not overflowing. The lid is designed with an industrial curved texture and marked with a water mark.
eBay
Motorcycle CNC Engine Oil Filler Cover M20*2.5 Oil Filler Cap Plug for KTM Honda Yamaha Suzuki Kawasaki Ducati Crankcase Cap
Aliexpress UK