Liquid Fence 120 Little Big Tank Sprayer, 5-Liter Tank Pump Sprayer by Liquid Fence. $20.86. Locking on off trigger. 1-1/2 meter heavy-duty hose. Safety pressure release valve. Polyethylene, non-corrosive. Adjustable brass spray nozzle. Our popular 5 Liter tank sprayer has got a brand new look and name Little Big Tank. This durable pressure sprayer is the perfect size for all big or small Liquid Fence jobs.