Waterproof Roof Vent 2/1 Waterproof Cable Entry Suitable for All Types (2 Piece White)Rugged Materials: Rugged industrial grade ABS plastic, highly UV, moisture and drop resistant, heavy duty plastic, highly water resistant, ip68 waterproof, also maintains maximum durability in harsh severe weather conditions, reusable for long periods of time < / p > < p > easy installation: just pass the solar cable through the roof bracket and tighten the cover; Installed with glue, ready to attach to any surface. It can be attached to the surface without drilling by using soft glue, Safe and beautiful, easy to remove < / p > < p > design: silicone sealing ring design improves resistance to corrosion. water and has strong corrosion resistance. It can be used for long periods of time without warping or yellowing. Widely used for Solar project wiring, ideal for 6 - 12mm cables, can be used for double or single cable entry. < / p > < p > Wide Application: Widely used in motorhome roof solar module installation, yacht deck solar module installation and roof photovoltaic bracket installation. It is the ideal wiring when installing solar panels in vehicles and boats and when installing other units on recreational vehicles, garages, etc. < / p > < p > Delivery: 2 roof entrances Size: double head: 11*9.5*4cm Single head: 37*60*113mm