Paint & Maintenance
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GROCO 1" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut TH-1000-W
Groco
$37.00 $29.991" NPS NPT Combo Bronze Thru Hull Features: NPSM / NPT combination thread C83600 Bronze Sizes from 1/2" to 5" UL Listed 647B Available with (-W) or without nut (-L) BSPP and Stainless Steel models available- Part Number:
- 34-TH1000W
- Availability:
- In Stock - Ships same or next business day.
- Thread NPS:
- 1"
- A:
- 2.85
- B:
- 0.3
- C:
- 2.32
$37.00 $29.99 -
Perko Sliding Window Stop 0935Dp0Chr
Perko
$29.19 $24.99Perko Sliding Window Stop 0935Dp0Chr Chrome plated zinc with plastic cover on stopping plate. Stopping plate is 1-1/2" long. Mounting plate is 1-7/8" x 3/4".- Part Number:
- 9-0935DP0CHR
- Availability:
- In Stock - Ships same or next business day.
- Fastener:
- #8
$29.19 $24.99 -
Shurflo Problaster II Deluxe 5.0 24V 4258-163-E09
Shurflo
$556.09 $389.99Shurflo Problaster II Deluxe 5.0 24V 4258-163-E09 Perfect for tough washdown applications, such as fish box, scaling and anchor chains. These rugged self-priming pumps deliver high lift, can run dry without damage, won't overheat with extended use, and...- Part Number:
- 275-4258163E09
- Availability:
- In Stock - Ships same or next business day.
- GPM:
- 5
- PSI:
- 60
- Volts:
- 24
- Amps:
- 8
- Size:
- 10" x 5" x 4-3/4"
$556.09 $389.99 -
Attwood Marine Gas Spring 20X11.75C 60Lb Sl34-60-5
Attwood Marine
$31.33 $19.99Attwood Marine Gas Spring 20X11.75C 60Lb Sl34-60-5 Popular replacement gas springs. Made with bio-degradable, no hazard to water, grade oil (WGK), making them the marine industry's most environmentally friendly gas springs. All springs pass ASTM B117,...- Part Number:
- 23-SL34605
- Availability:
- In Stock - Ships same or next business day.
- Extended:
- 20"
- Compressed:
- 12"
- Stroke:
- 8
- Socket:
- 10mm Composite
- Force:
- 60 lbs.
- Rod:
- 8mm
$31.33 $19.99 -
Attwood Marine Twist-On Hose Flange F/3 Hose 1405-3
Attwood Marine
$15.59 $9.99Attwood Marine Twist-On Hose Flange F/3 Hose 1405-3 For 3" I.D. hose. Resistant to gasoline, moisture and any form of marine rot. Installation hole diameter is 3-1/2". Predrilled with four mounting holes to accommodate #10 screws. Black polyethylene...- Part Number:
- 23-14053
- Availability:
- In Stock - Ships same or next business day.
$15.59 $9.99 -
Beckson Marine 6 Black Screw-In Deck Plate Dp60-B
Beckson Marine
$38.10 $34.99Beckson Marine 6 Black Screw-In Deck Plate Dp60-B Beckson screw-out plates provide access without the use of tools, with a single start, non-jamming (no cross-thread), extra strong, self-cleaning buttress thread. A self-aligning center and an innovative...- Part Number:
- 35-DP60B
- Availability:
- In Stock - Ships same or next business day.
- ID:
- 6"
- OD:
- 8-1/8"
- Hole:
- 6-1/2"
- Color:
- Black
- Center:
- Smooth
$38.10 $34.99 -
GROCO 3/4" Bronze High Speed Thru-Hull Fitting w/Nut HSTH-750-W
Groco
$23.00 $18.993/4" Bronze High Speed Thru-Hull Fitting w/Nut Features: Designed for increased flow compared to standard Thru Hulls and with less drag NPSM / NPT combination thread C83600 Bronze- Part Number:
- 34-HSTH750W
- Availability:
- In Stock - Ships same or next business day.
- Pipe:
- 3/4" NPS
- Flange:
- 1.9"
- Length:
- 2.2"
$23.00 $18.99 -
Interlux VC Performance Epoxy Kit- 1/2 Gallon V127KITQ
Interlux
$107.59 $92.99Interlux VC Performance Epoxy Kit- 1/2 Gallon V127KitqHard Epoxy Finish for Performance and Trailered Boats - can be applied by roller for professional results For use on the bottoms of boats that do not require antifouling properties Semi-gloss...- Part Number:
- 94-V127KITQ
- Availability:
- In Stock - Ships same or next business day.
- Color:
- White
- Size:
- Half Gallon Kit
- Also avail in case of:
- 3
$107.59 $92.99 -
Sold Out, please call for ETA.
Meguiars Detailer Clear Plastic Cleaner M1708
Meguiars
$11.69Meguiars Detailer Clear Plastic Cleaner M1708 Removes fine hairline scratches from all types of clear plastic. Unique, non-abrasive formula. Prepares surface for Mirror Glaze plastic polish. Perfect cleaner for clear plastics, convertible windows,...- Part Number:
- 290-M1708
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 8 oz.
$11.69 -
Seachoice Black Cleat-10 30861
Seachoice
$12.49 $11.75Seachoice Black Cleat-10 30861 Durable and non-corrosive.- Part Number:
- 50-30861
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 10" L
- Center to Center:
- 3-1/8"
- Line Size:
- Up To 1"
- Fastener:
- 5/16"
$12.49 $11.75 -
Seachoice Thru-Hull Conn-White Plas-3/4 50-18051
Seachoice
$6.22 $5.99Seachoice Thru-Hull Conn-White Plas-3/4 50-18051 Per ABYC "Safety Standards for Small Craft"Molded plastic with broad flange • Not recommended for use below the waterline.- Part Number:
- 50-18051
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 3/4"
- Flange:
- 1-1/2"
- Max Hull Thickness:
- 1-1/4"
$6.22 $5.99 -
Seachoice Thru-Hull Conn-White Plas-5/8 - 18030
Seachoice
$4.25 $4.13Seachoice Thru-Hull Conn-White Plas-5/8 - 18030 Per ABYC "Safety Standards for Small Craft"Molded plastic with broad flange • Not recommended for use below the waterline.- Part Number:
- 50-18030
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 5/8"
- Flange:
- 1-5/8"
- Max Hull Thickness:
- 1-1/4"
- Pkg.:
- Bulk
$4.25 $4.13 -
West System Roller Covers (2/Pk) 8002
West System
$11.53800 Roller Covers are thin polyurethane foam covers and are the only roller covers recommended for applying epoxy. The thin foam allows you to control epoxy film thickness, avoid drips and runs, and get a smoother epoxy coating overall. The...- Part Number:
- 655-8002
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 7"
- Pack:
- 2
$11.53 -
Sold Out, please call for ETA.
Sea-Dog Line Chrome Brass Ring Pull(Large) 222410-1
SEA-DOG LINE
$22.75 $18.99Sea-Dog Line Chrome Brass Ring Pull(Large) 222410-1 Chrome-plated cast brass. Carded.- Part Number:
- 354-2224101
- Availability:
- In Stock - Ships same or next business day.
- A:
- 2-1/2"
- B:
- 2"
- C:
- 1/8"
- D:
- 1/8"
- E:
- 1-1/2"
- Fastener:
- #8 FH
$22.75 $18.99 -
Beckson Marine Clipper Clips 7/8-1-1/8 2/Pk Clp-1
Beckson Marine
$10.39 $9.41Beckson Marine Clipper Clips 7/8-1-1/8 2/Pk Clp-1Ideal for storing boat hooks, mops, gaffs, flashlights, tools and a variety of accessories. All use 1/8" holes on 3/4" centers.- Part Number:
- 35-CLP1
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- 7/8" - 1-1/8"
- Color:
- Black
- Pack:
- 2
$10.39 $9.41 -
Boat Life Life Calk Cartridge-Black 1034
BoatLIFE
$36.99 $31.99Boat Life Life Calk Cartridge-Black 1034 Long lasting, permanently flexible marine polysulfide sealant which can be sanded, painted and used above and below the waterline. Tack-free in 1 to 3 days, excellent resistance to teak oils, gasoline and diesel...- Part Number:
- 76-1034
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 10.6 oz. cart.
- Color:
- Black
$36.99 $31.99 -
GROCO Non-Metallic Strainer Cap Fits ARG-500 & ARG-750 ARG-501-PC
Groco
$28.00 $23.99Non-Metallic Strainer Cap Fits ARG-500 & ARG-750 Features: Fits ARG-500 & ARG-750 Cap, Plastic Does not come with O-rings Order O-rings Part #(2-135) & (2-228) Separately- Part Number:
- 34-ARG501PC
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 1/2"
$28.00 $23.99 -
Rule 360GPH Standard Boat Bilge Pump - 12V - 24DA
Rule
$36.99 $25.99Rule Bilge Pump-360gph 12V 24Da Our pumps are tested to the highest standard, resulting in higher flow with better efficiency. Higher Flow optimized impeller to provide greater flow at the same amperage Built-in Thermal Cut-Off (TCO) Back Flow...- Part Number:
- 29-24DA
- Availability:
- In Stock - Ships same or next business day.
- GPH:
- 360
- Hose:
- 3/4"
- Volts:
- 12
- Amps:
- 2.1
$36.99 $25.99 -
Sea-Dog Line Semi Concealed Hinge Stainless 201916-1
SEA-DOG LINE
$14.80 $13.99Sea-Dog Line Semi Concealed Hinge Stainless 201916-1 Semi-concealed hinges are designed to be mounted on the back surface of a door having a corresponding 3/8" offset mortised into the edge of the door. Fasteners needed #6 RH.- Part Number:
- 354-2019161
- Availability:
- In Stock - Ships same or next business day.
- Material:
- Stainless
- A:
- 2-3/16"
- B:
- 2-3/4"
- C:
- 1/16"
- D:
- 1-1/2"
- E:
- 3/8"
$14.80 $13.99 -
Sea-Dog Line Stainless Gate Latch-Pontoon 221880-1
SEA-DOG LINE
$46.95 $40.18Sea-Dog Line Stainless Gate Latch-Pontoon 221880-1Investment cast 316 stainless steel. Designed to be used with 1-1/4" square tubing, great for pontoon gates. 1/4" Bolt fastener.- Part Number:
- 354-2218801
- Availability:
- In Stock - Ships same or next business day.
- A:
- 1-1/4"
- B:
- 1-1/4"
- C:
- 2-1/2"
$46.95 $40.18
Boat Paint & Maintenance Supplies
Keeping your boat clean, protected, and ready for the water starts with the right maintenance products. PowerBoatSupply.com carries a wide selection of boat paint and maintenance supplies, including cleaners, coatings, sanding products, sealants, repair materials, and everyday tools for routine upkeep.
Whether you're restoring a finish, repairing fiberglass, sealing hardware, or stocking up for seasonal maintenance, our selection helps DIY boat owners and marine professionals get the job done with confidence.
Essential Boat Maintenance Products
From quick cleanups to larger repair projects, having the right supplies on hand makes every job easier. Shop core maintenance categories like cleaners and solvents, sanding and buffing supplies, waxes and polishes, and cleaning equipment.
- Cleaners & Solvents – Remove grime, residue, stains, and buildup
- Sanding & Buffing – Prep, smooth, polish, and restore surfaces
- Waxes & Polishes – Protect gelcoat and improve shine
- Cleaning Equipment – Keep your boat ready for every trip
Paint, Epoxy, Fiberglass & Repair Supplies
Larger jobs require products that hold up in marine environments. Browse paint, epoxy and coating products, filler and fiberglass repair supplies, sealants and adhesives, putty, and West System products for repairs, refinishing, bonding, and structural maintenance.
- Paint, Epoxy & Coating – Protect and refinish marine surfaces
- Fiberglass Repair – Fix cracks, chips, wear, and surface damage
- Sealant & Adhesive – Bond, seal, and protect hardware and surfaces
- West System Products – Trusted epoxy solutions for marine repair
Tools, Hardware & Shop Essentials
The right tools and accessories help make maintenance faster and cleaner. Shop hardware, painting equipment, sprayers and bottles, buckets, air tool oil, and maintenance parts and accessories for everyday upkeep and project work.
- Painting Equipment – Brushes, rollers, trays, and prep tools
- Sprayers & Bottles – Apply cleaners, coatings, and treatments
- Hardware – Replacement parts and project essentials
- Maintenance Accessories – Helpful items for ongoing care
Seasonal Storage, Protection & Specialty Supplies
Boat maintenance is not just about cleaning and repairs. It also means protecting your boat during storage, transport, and changing weather. Find boat stands, dehumidifiers, protective clothing, marine carpet, teak products, and wood deck plugs to help keep your vessel in better condition year-round.
- Boat Stands – Support your boat during storage and service
- Dehumidifiers – Help reduce moisture in cabins and storage areas
- Teak Products – Clean, restore, and protect wood surfaces
- Protective Clothing – Stay safer during paint, repair, and cleaning work
Hoses, Tape & Sealing Products
For sealing, masking, rinsing, and cleanup, PowerBoatSupply.com also carries hoses, hoses and hose reels, hose nozzles and accessories, duct tape, foam and weatherseal tape, and packing and sealing tape.
Why Buy Boat Paint & Maintenance Supplies from PowerBoatSupply.com?
For decades, PowerBoatSupply.com has helped boaters find dependable marine parts, accessories, and maintenance products. Whether you're doing a quick cleanup, handling seasonal prep, or taking on a larger repair, our selection is built around products boaters can trust.
- Wide selection of marine maintenance supplies
- Products for DIY boat owners and marine professionals
- Fast shipping and dependable support
- Trusted marine-grade materials and brands
Shop boat paint and maintenance supplies today and get the cleaners, coatings, tools, repair products, and accessories you need to keep your boat looking great and performing season after season.