Downscan ImagingTM: Yes

Robust design with metal inserts for secure mounting

Waxed whipping twine with a high wax content that ensures long durability and abrasion resistance

both above and below the waterline

The M1 series is a powerful diaphragm pump designed for professional use

Whale, returventil plast FV1227 ½” BL341136 Downscan ImagingTM: YesWhale non return valve FV1227 is designed to be used with electric pumps. It is suitable for connecting 13 mm () flexible hose and must be installed with the arrow pointing in the direction of water flow. Brand: Whale Weight: 0. 12 kg Original no.: FV1227 Made in: United Kingdom Package dimensions: Gross weight: 0. 12 kg Ideal for use with electric pumps Suitable for connecting to 13 mm () flexible hose Ensure the valve is installed with the arrow