Need Help? Customer Service

Login or Register

Login
Departments Departments
- Departments
- Anchoring, Docking & Dinghy
  - Anchoring, Docking & Dinghy
  - Shop All
    
    Shop All
    
    Anchoring & Docking
    
    Dinghy Accessories
    Anchoring
    
    Anchoring
    
    Anchors
    
    Anchoring Accessories
    
    Anchor Chain & Accessories
    
    Boat Stabilizers
    Anchoring Windlasses & Hardware
    
    Anchoring Windlasses & Hardware
    
    Anchor Windlasses & Winches
    
    Windlass Accessories
    
    Bow & Anchor Rollers
  - Docking
    
    Docking
    
    Bow & Stern Thrusters
    
    Boat Fenders & Bumpers
    
    Fender Covers & Accessories
    
    Rub Rail
    
    Dock Accessories
    Mooring
    
    Mooring
    
    Boat Hooks
    
    Mooring Buoys
    
    Marker Buoys
  - Dinghy Accessories
    
    Dinghy Accessories
    
    Outboard Motors & Accessories
    
    Dinghy Davits & Mounts
    
    Dinghy Launching
    
    Registration Numbers & Letters
    Water Sport Accessories
    
    Water Sport Accessories
    
    Paddling
    
    Water Skiing Accessories
- Cabin & Ventilation
  - Cabin & Ventilation
  - Shop All
    
    Shop All
    
    Cabin
    
    Ventilation
    Stationary Heaters
    
    Stationary Heaters
    
    All Heaters
    
    Diesel Heaters
    
    Propane Heaters
    
    Hydronic Heaters
    
    Electric Heaters
    Non-Stationary Heaters
    
    Non-Stationary Heaters
    
    Portable Heaters
    
    Windshield Defrosters
  - Air Conditioning
    
    Air Conditioning
    
    Air Conditioners
    Cabin Accessories
    
    Cabin Accessories
    
    Dehumidifiers
    
    Clocks & Weather Instruments
    
    Marine Books and Calendars
    
    Storage Boxes & Organization
    
    Teak Boat Accessories
  - Hatches & Portlights
    
    Hatches & Portlights
    
    Hatches
    
    Portlights
    
    Hatch Hardware
    Blowers & Vents
    
    Blowers & Vents
    
    Cowl & Dorade Vents
    
    Vents
    
    Engine Room Blowers & Vents
    Fans
    
    Fans
    
    Cabin Fans
    Ventilation Accessories
    
    Ventilation Accessories
    
    Boat Tents & Shade
- Clothing & Safety
  - Clothing & Safety
  - Shop All
    
    Shop All
    
    Clothing & Accessories
    
    Safety
    Foul Weather Gear
    
    Foul Weather Gear
    
    Jackets
    
    Pants
    
    Salopettes & Bibs
    
    Fishing Apparel
    
    Dry Suits
    Clothing
    
    Clothing
    
    Base & Mid Layers
    
    Spray Smocks
    
    Dinghy Gear
  - Shoes, Gloves & Watches
    
    Shoes, Gloves & Watches
    
    Boat Shoes & Boots
    
    Sailing Gloves
    
    Watches
    Clothing Accessories
    
    Clothing Accessories
    
    Hats
    
    Sunglasses
    
    Sailbags & Backpacks
    
    Clothing Care Products
    
    Keyfloats
    Safety on Deck
    
    Safety on Deck
    
    Life Jackets & Work Vests
    
    Safety Harnesses & Tethers
    
    Non-Slip Products
  - Fire
    
    Fire
    
    Fire Extinguishers
    
    Fire Alarms & Fume Detection
    Emergency Equipment
    
    Emergency Equipment
    
    EPIRBS & PLBs
    
    Flares & Distress Signals
    
    First Aid
    
    Life Rafts & Equipment
    
    Man Overboard
    
    Radar Reflectors
    Emergency Equipment
    
    Emergency Equipment
    
    Horns & Bells
- Electrical & Shore Power
  - Electrical & Shore Power
  - Shop All
    
    Shop All
    
    Electrical Supplies
    
    Shore Power
    Power Generation
    
    Power Generation
    
    Marine Fuel Cell Generators
    
    Solar Power
    
    Solar Accessories
    AC/DC Electrical Power
    
    AC/DC Electrical Power
    
    Batteries & Accessories
    
    Battery Chargers & Inverters
    
    Power Supplies & Converters
  - Power Distribution
    
    Power Distribution
    
    Electrical Panels & Accessories
    
    Marine Wire & Accessories
    
    12V Plugs & Sockets
    Electrical Accessories
    
    Electrical Accessories
    
    Electrical Switches
    
    Electrical Tape & Tools
    
    Fuses
    
    Panel Labels
  - Plugs, Cords & Adapters
    
    Plugs, Cords & Adapters
    
    Plugs & Outlets
    
    Adapters
    
    Cords & Cables
    Shore Power Accessories
    
    Shore Power Accessories
    
    Phone & Cable TV
    
    Galvanic Isolators & Isolation Transformers
- Electronics & Lighting
  - Electronics & Lighting
  - Shop All
    
    Shop All
    
    Electronics & Navigation
    
    Lighting
    Electronic Navigation
    
    Electronic Navigation
    
    Chartplotters & GPS
    
    Fishfinders
    
    Radars
    
    Autopilots
    
    AIS
    
    Depth, Speed & Wind Instruments
    Navigation
    
    Navigation
    
    Navigation Charts
    
    Compasses
    
    Binoculars
    
    Navigation Tools
  - Communication
    
    Communication
    
    Radios & Hailers
    
    Antennas
    
    TV, Phone & Internet
    Instrument Accessories
    
    Instrument Accessories
    
    Stereos
    
    Security & Cameras
    
    Marine Mounts
    Work Lights
    
    Work Lights
    
    Engine Room & Utility Lights
    
    Work Lights
  - Outdoor Lighting
    
    Outdoor Lighting
    
    Navigation Lights
    
    Spotlights
    
    Flood & Spreader Lights
    
    Underwater Lights
    
    Docking Lights
    
    Trailer Lights
    
    Flashlights
    Indoor Lighting
    
    Indoor Lighting
    
    LED Lighting
    
    Cabin Lights
    
    Courtesy Lights
    
    Indicator Lights
    
    Light Bulbs
- Engine Parts & Anodes
  - Engine Parts & Anodes
  - Shop All
    
    Shop All
    
    Engine Parts
    
    Anodes & Zincs
    Fuel Systems
    
    Fuel Systems
    
    Fuel Tanks & Accessories
    
    Fuel Systems
    
    Fuel Additives
    Oil, Air & Exhaust
    
    Oil, Air & Exhaust
    
    Marine Oil & Lubricants
    
    Exhaust Systems
    
    Air Filters
    Engine Accessories
    
    Engine Accessories
    
    Trim Tabs & Stabilizers
    
    Soundproofing
    
    Engine Repair Manuals
  - Engine Anodes
    
    Engine Anodes
    
    Drive & Outboard Engine Anodes
    
    Pencil Anodes
    Engine Components
    
    Engine Components
    
    Electrical & Ignition Systems
    
    Crankcase Ventilation Systems
    
    Circulation & Raw Water Pumps
    
    Engine Mounts
    
    Engine Components
    
    Drive Train
    
    Propeller
    Engine Information
    
    Engine Information
    
    Engine Gauges
    
    Senders & Sensors
    
    Warning Alarms & Buzzers
  - Shaft, Prop, & Rudder Anodes
    
    Shaft, Prop, & Rudder Anodes
    
    Propeller Nut Anodes
    
    Shaft & Collar Zincs
    
    Rudder Anodes
    Plate & Hull Anodes
    
    Plate & Hull Anodes
    
    Plate Anodes
    
    Strap Anodes
    
    Teardrop Anodes
    Specialty
    
    Specialty
    
    Specialty Anodes
- Fasteners & Hardware
  - Fasteners & Hardware
  - Shop All
    
    Shop All
    
    Fasteners
    
    Hardware
    Screws, Nuts & Bolts
    
    Screws, Nuts & Bolts
    
    Self Tapping Screws
    
    Machine Screws
    
    Bolts
    
    Nuts
    
    Washers
    Specialty Fasteners
    
    Specialty Fasteners
    
    Specialty Fasteners
    
    Canvas Fasteners
    
    Fastmount Fastener System
    
    Reclosable Fasteners
  - Deck Hardware
    
    Deck Hardware
    
    Cleats
    
    Eye Hardware
    
    Handrails
    
    Tubing, Rail & Canvas Fittings
    
    Bow Chocks & Hawse Pipes
    Cabin Hardware
    
    Cabin Hardware
    
    Cabinet & Drawer Hardware
    
    Door Hardware
    
    Hinges
    
    Hooks
    
    Trim, Channel & Molding
  - Clasps & Locks
    
    Clasps & Locks
    
    Barrel Bolts, Hasps & Padlocks
    
    Snaps & Carabiners
    Hardware Accessories
    
    Hardware Accessories
    
    Windshield Wipers & Hardware
    
    Architectural Rigging
- Galley & Outdoor Living
  - Galley & Outdoor Living
  - Shop All
    
    Shop All
    
    Galley
    
    Furniture & Outdoor Living
    Entertaining
    
    Entertaining
    
    Boat Grills
    
    Tables & Accessories
    
    Cup Holders & Cockpit Accessories
    
    Coolers & Accessories
  - On Deck
    
    On Deck
    
    Seats & Components
    
    Boarding Ladders, Steps & Swim Platforms
    
    Flags & Flagpoles
    
    Decking
    Cooking & Chilling
    
    Cooking & Chilling
    
    Stoves
    
    Refrigerators & Freezers
    
    Ice Makers
  - Galley Accessories
    
    Galley Accessories
    
    Washers, Dryers & Dishwashers
    
    Propane Tanks & Accessories
    
    Galleyware
- Paint & Maintenance
  - Paint & Maintenance
  - Shop All
    
    Shop All
    
    Paint
    
    Maintenance
    Paint
    
    Paint
    
    Bottom Paint
    
    Topside Paint
    
    Underwater Metal Paint
    
    Non-Skid Paint
    
    Engine Paint
    Wood Treatments
    
    Wood Treatments
    
    Marine Varnish
    
    Wood Sealers
    Paint Supplies
    
    Paint Supplies
    
    Brushes & Paint Supplies
    
    Paint Spraying Equipment
  - Safety
    
    Safety
    
    Respirators & Dust Masks
    
    Protective Clothing & Accessories
    
    Oil Absorbents & Spill Kits
    Paint Strippers & Thinners
    
    Paint Strippers & Thinners
    
    Solvants & Thinners
    
    Paint Removers
    Paint Preparation
    
    Paint Preparation
    
    Fairing & Seam Compounds
    
    Primers & Undercoats
    
    Barrier Paints
    Masking
    
    Masking
    
    Tape
    
    Masking & Surface Protection
    
    Tarps & Shrink Wrap
    
    Boat Stands
  - Grinding & Polishing
    
    Grinding & Polishing
    
    Abrasives
    
    Buffing & Polishing
    
    Waxes & Protectants
    
    Metal Cleaners & Polishes
    Cleaning & Maintenance
    
    Cleaning & Maintenance
    
    Cleaning Products & Supplies
    
    Adhesives & Caulking
    
    Boat Grease and Corrosion Inhibitors
    Tools
    
    Tools
    
    Power Tools
    
    Hand Tools
- Plumbing
  - Plumbing
  - Plumbing Fittings
    
    Plumbing Fittings
    
    Pipe & Hose Fittings
    
    Valves & Seacocks
    
    Thru Hulls and Hull Strainers
    
    Modular Plumbing
    Water Heaters
    
    Water Heaters
    
    Water Heaters
  - Watermakers & Filtration
    
    Watermakers & Filtration
    
    Watermakers
    
    Water Filtration
    Plumbing Accessories
    
    Plumbing Accessories
    
    Raw Water Strainers
    
    Vented Loops
    
    Deck Fills
    
    Scuppers, Drains & Plugs
    
    Water Pressure Regulators & Inlets
  - Toilets & Tanks
    
    Toilets & Tanks
    
    Toilets & Waste Treatment
    
    Holding Tanks & Accessories
    
    Water Tanks & Accessories
    
    Tank Vents
    Sinks & Showers
    
    Sinks & Showers
    
    Sinks, Faucets & Drains
    
    Showers
- Pumps & Hose
  - Pumps & Hose
  - Shop All
    
    Shop All
    
    Pumps
    
    Hose
    Salt & Fresh Water Pumps
    
    Salt & Fresh Water Pumps
    
    Fresh Water Pumps
    
    Bilge Pumps & Float Switches
    
    Livewell & Bait Pumps
    
    Washdown Pumps
    
    General Purpose Pumps
    Specific Pumps & Accessories
    
    Specific Pumps & Accessories
    
    Fuel Transfer Pumps
    
    Oil Change Pumps
    
    Impellers
  - Grey or Blackwater Pumps
    
    Grey or Blackwater Pumps
    
    Macerator Pumps
    
    Sump Pumps
    Water Related Hose
    
    Water Related Hose
    
    Potable Water Hose
    
    Exhaust Hose
    
    Bilge Pump Hose
    
    Garden & Marine Hose
  - Fuel, Sanitation & Blower Hose
    
    Fuel, Sanitation & Blower Hose
    
    Fuel Hoses & Fittings
    
    Marine Sanitation Hose
    
    Ventilation & Blower Hose
    Hose Accessories
    
    Hose Accessories
    
    Hose Clamps
- Resins, Fillers & Fiberglass
  - Resins, Fillers & Fiberglass
  - Fiberglass & Tools
    
    Fiberglass & Tools
    
    Fiberglass
    
    Marine Plywood & Construction Boards
    
    Resin Application Tools
    
    Technical Manuals
  - Epoxies & Resins
    
    Epoxies & Resins
    
    Epoxy Resin
    
    Vinyl Ester Resin
    
    Polyester Resins & Gelcoat
    
    Resin Fillers & Additives
- Sailing & Rope
  - Sailing & Rope
  - Shop All
    
    Shop All
    
    Sailboat
    
    Rope & Line
    Sailing Systems
    
    Sailing Systems
    
    Furling
    
    Genoa & Traveler Track and Cars
    
    Sailing Instruments
    Mast & Boom Hardware
    
    Mast & Boom Hardware
    
    Spinnaker & Whisker Poles
    
    Boom Vangs
    
    Boom Hardware
    
    Mast Hardware
    Mainsail Systems
    
    Mainsail Systems
    
    Mainsail Handling
    
    Lazy Jacks
    
    Sail Repair
  - Deck Hardware
    
    Deck Hardware
    
    Winches & Winch Handles
    
    Blocks
    
    Deck Organizers & Fairleads
    
    Cleats & Rope Clutches
    
    Shackles & Swivels
    Rigging
    
    Rigging
    
    Rigging Hardware
    
    Lifeline Hardware
    Dinghy Sailing
    
    Dinghy Sailing
    
    Dinghy Racing Accessories
    
    Tiller, Rudder & Steering
  - Anchoring & Docking
    
    Anchoring & Docking
    
    Anchor Rope & Line
    
    Dock & Mooring Lines
    
    Snubbers & Accessories
    
    General Cordage
    Standing & Running Rigging
    
    Standing & Running Rigging
    
    Sailboat Rigging
    
    Rigging & Splicing Services
    
    Rope Splicing Tools & Kits
    Shock Cord & Webbing
    
    Shock Cord & Webbing
    
    Shock Cord
    
    Sail Ties & Webbing
- Steering & Engine Controls
  - Steering & Engine Controls
  - Powerboat Steering
    
    Powerboat Steering
    
    Hydraulic Steering & Controls
    
    Mechanical Steering & Controls
    
    Electronic Steering Controls
    Outboard Steering
    
    Outboard Steering
    
    Outboard Motor Steering
  - Sailboat Steering
    
    Sailboat Steering
    
    Sailboat Steering
    
    Rudders & Accessories
    Steering Wheels & Cables
    
    Steering Wheels & Cables
    
    Steering Wheels
    
    Control Cables
- Trailer, Fishing & Boat Covers
  - Trailer, Fishing & Boat Covers
  - Shop All
    
    Shop All
    
    Trailer Parts
    
    Fishing Gear
    
    Boat Covers
    Winches & Jacks
    
    Winches & Jacks
    
    Trailer Winches
    
    Trailer Jacks
    Couplers & Rollers
    
    Couplers & Rollers
    
    Balls & Couplers
    
    Rollers & Guides
  - Bearings & Brakes
    
    Bearings & Brakes
    
    Wheel Bearings
    
    Trailer Brakes
    Trailer Accessories
    
    Trailer Accessories
    
    Tiedowns
    
    Trailer Accessories
  - Fishing
    
    Fishing
    
    Downriggers
    
    Rod Holders
    
    Commercial Fishing Supplies
    
    Fishing Accessories
    Shellfish
    
    Shellfish
    
    Crabbing
    
    Shrimping
    
    Line Pullers
    
    Clamming
Brands Brands
See All Brands
- Brands
- See All Brands
- #
  - #
  - 303 Products
  - 3M
  - View All "#"
- A
- B
- C
- D
  - D
  - Dalys
  - Davis Instruments
  - Delo
  - Dickinson Marine
  - Dometic
  - Dr LED
  - Dr Shrink
  - Dyno Batteries
  - View All "D"
- E
- F
- G
  - G
  - Garelick
  - Garmin
  - Gator Tuff by Epco
  - Gill
  - Glendinning Marine
  - Gloves
  - Greenfield Products
  - Groco
  - View All "G"
- H
  - H
  - Harken
  - Hayn Marine
  - Headhunter
  - Heater Craft
  - Hella
  - Helly Hansen
  - HoseCoil
  - Hubbell
  - View All "H"
- I
- J
- K
- L
- M
  - M
  - Mantus Anchors
  - Marinco
  - Marlow
  - Martyr
  - Meguiars
  - Midland Metals
  - Moeller
  - Mustang Survival
  - View All "M"
- N
  - N
  - Nautical Books
  - Never Kink
  - New England Rope
  - Newborn
  - Newmar
  - NGK Spark Plugs
  - Nite Ize
  - NOCO
  - View All "N"
- O
- P
- Q
- R
  - R
  - Racor
  - Raritan
  - Raymarine
  - Red Devil
  - Rite in the Rain
  - Robline
  - Ronstan
  - Rule
  - View All "R"
- S
- T
- U
- V
- W
- X
  - X
  - Xantrex
  - Xtratuf
  - View All "X"
- Y
- Z
Knowledge Base
For Pros
Contact Us
800-426-6930
Email

Sort & Filter

Show In-Stock Only

Penetrol

1 results

BrandPenetrol

Show In-Stock Only

Show In-Stock Only

Penetrol

Penetrol

SKU: 04940 | Item ID: DEK PENETROL-4

$29.81

1-1 results of 1

1

Can't find what you're looking for? Let us help.

206-632-4462

Email

Customer Service

Contact Us / Get Help
Start a Return
Return Policy
Store Hours & Location
Gift Cards
Pro & Wholesale Accounts
Swap Meet

About Us

Our History
Employment
Privacy Policy

Top Categories

Anchoring
Electrical
Hardware
Hose
Plumbing
Safety

Knowledge Base

All Articles
Alternative Energy Onboard
Crabbing in Puget Sound
Choosing the Right Battery
Shore Power 101
Keeping Your Boat Dry

Connect with us

Sign up for Fisheries Supply News & Special Offers

© 2026 Fisheries Supply Company 1900 N. Northlake Way, Seattle, WA 98103

Prices, specifications, and images are subject to change without notice. Not responsible for typographic or illustrative errors. Manufacturer rebates, terms, conditions and expiration dates are subject to manufacturers printed forms.

Version: p4.p.100755

We use cookies to improve your browsing experience and analyze site traffic. By clicking “Accept”, you consent to our use of cookies. Read our privacy policy