Water/Exhaust Hose 4" FT - HOS200-4004

- 4-inch inside-diameter (I.D.) soft-wall marine exhaust/water hose, sold by the foot under SKU HOS200‑4004 (Shields 200 Series, also known as 116‑200‑4004) 
- Heavy-walled synthetic rubber construction, reinforced with 2 to 4 synthetic cord plies—built for straight connections in wet exhaust systems and engine water circulation lines 
- Engineered to resist engine heat, exhaust fumes, ultraviolet ozone, mild chemicals, antifreeze, and saltwater; exceeds SAE J2006 Type R1 ozone resistance requirements 
- Operating temperature range from –20 °F to +200 °F (continuous) and up to +250 °F (intermittent) 
- Roughly 4‑17/32″ outside diameter (O.D.); consistently marked with part number and size for easy identification 
- Available in custom lengths: typically sold per foot or in pre‑cut 12.5′ sections (noting shipping limitations for longer lengths)