We are looking for black HDPE pontoon floating systems specifically designed for floating dock construction.  
The product must be made of high-density polyethylene material with UV resistance.  
Please provide technical specifications and material certifications for quality verification.

Looking for oil-resistant rubber hose, specifically suction and discharge type, suitable for use in marine environments for the transfer of petroleum products (diesel). Specifications: Type: Suction and discharge hose (reinforced for negative and positive pressure), Inner Diameter: 150 mm (6 inches), Working Pressure: Minimum 20 bar, Length Required: Total 350 meters (can be delivered in standard segments), Temperature Range: From -40?°C to 40?°C, Outer Layer: Abrasion-, saltwater-, and UV-resistant, Application: Marine (floating or fixed) hose for petroleum handling

We would appreciate it if you could provide us with a quotation and product specifications for a suitable net based on the following requirements: ?? Net Specifications: Net length: 300–450 meters Net depth: 40–60 meters Mesh size (stretched): 20–25 mm Material: Knotless nylon or high-tenacity PE Twine size: 210D/12 to 210D/18 Additional gear: Floats, sinkers, purse rings, and purse line (optional) We would also appreciate any information you can provide on: Lead time and minimum order quantity Optional treatments (anti-fouling, UV resistance)