Gas Bird Scarer – Portek Scatterbird MK4 – Gas Banger with Remote APP Control. Portek Scatterbird Mark 4 (MK4) Gas Bird Scarer. OEM : 030 Latest in the Scatterbird range which has set the industry standard for durability for 32 years. Gas-powered bird scarer, sturdy, with UV stabilised, impact-resistant polypropylene for the casing. Unique pin …