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TH Marine Inline Scupper TH Marine Scupper Flapper Repair Kit - FSRK-1-DP SA-2B-DP Flush Mount Scupper Adapter
TH Marine Scupper Flapper Repair Kit - FSRK-1-DP
List Price: $19.56
Our Price: $15.65
SA-2B-DP Flush Mount Scupper Adapter
List Price: $13.20
Our Price: $10.56
Click on product image to view and order available models. Repairs most scuppers.
Kit contains: 2 each 1-5/8” - 1-7/8” & 2-1/4” flappers, keepers and stainless fasteners.
Mounts over 1” to 1-1/4” drain tubes.
Grooved inside to fit over drain flange.
TH Marine Large Rectangular Scupper - LRS-2-DP TH Marine Flow-Max Ball Scupper - FMS-1-0-DP TH Marine Duckbill Scupper - DBS-2B
TH Marine Large Rectangular Scupper - LRS-2-DP
List Price: $17.40
Our Price: $13.92
TH Marine Flow-Max Ball Scupper - FMS-1-0-DP
List Price: $15.85
Our Price: $12.68
TH Marine Duckbill Scupper - DBS-2B
List Price: $17.04
Our Price: $13.63
Quickly drains decks.
For decks above waterline.
Maximum drainage for larger boats.
Easily clears debris.
Fits 2” x 5-1/2” hole.
Replaces worn out flapper scuppers
70% more drainage than competitive models
Twist off for easy cleaning
Retrofits all hole patterns Seal is slotted to fit over 1-1/4” motorwell tubes.
Meets all ABYC standards.
Tough thermoplastic flapper. Seals tight under water
pressure. Easy to install over drain tubes.
Marine East One-Piece Rubber Scupper Perko Plastic Cockpit Scupper - 285/DP Perko Scupper Valve Assembly - 0365DP
Perko Plastic Cockpit Scupper - 285/DP
List Price: $22.35
Our Price: $18.55
Perko Scupper Valve Assembly - 0365DP
List Price: $18.30
Our Price: $15.19
Click on product image to view and order available models. Molded white polymer. Flush mount for use with hose. For use when discharge is above the waterline. Insert prevents passage of large objects without restricting water flow.
Hose size: 1-1/2”.
Maximum hull thickness: 1-3/4”.
Flange O.D.: 2-3/4”; I.D.: 1-1/2”.
For surface mount applications.
Molded white polymer with soft black rubber flapper.
Thru-hull and mounting hardware not included.
O.D. Flange: 2-7/8”.
Screw size: #6
Beckson Drain Vent - SV-1B Forespar Drain Vent - SV-1B TH Marine Chrome Plated Garboard Drain Plug - GDP-1CB-DP
Beckson Drain Vent - SV-1B
List Price: $7.69
Our Price: $6.92
Forespar Drain Vent - SV-1B
List Price: $35.95
Our Price: $32.36
Small vent for deck or bulkhead mount. Raised fins reduce clogging when used as a scupper. Perfect for venting areas under fixed seating too. Color: Black
Hole Cut = 2-1/4” (5.7 cm) Dia.
Over All = 4” (10.1 cm) x 2.5” (6.4 cm)
High strength glass-reinforced Marelon. I-1/2" hose barb. 2-3/4" O.D. Includes nut..
  • Chrome Plated Brass
  • Much more attractive than bronze and will not turn green
  • Replaces older bronze fittings with universal hole pattern
  • Salt Water & UV Resistant
  • Fits 1" Hole
  • Flange diameter is 2"
  • Plug diameter is 1/2" NPT Plug has square top for wrench or socket wrench
Attwood Personal Watercraft Drain Plug and Receiver Kit - 17211-3 Attwood Brass Garboard Drain Plug - 7553-3 Forespar Marelon Drain Plug - 907001
Attwood Brass Garboard Drain Plug - 7553-3
List Price: $16.88
Our Price: $15.19
Forespar Marelon Drain Plug - 907001
List Price: $15.45
Our Price: $13.91
Molded black ABS plastic with threaded receiver. Molded retaining strap. Includes rubber plug washer and attaching screws. Provides bilge drainage when hauling out. Nut removes with wrench or pliers. Machined, tapered pipe threads ensure watertight plug fit. 3/8” neck depth. Three countersunk holes for #8 screws. Fitted with neoprene seal, will not deteriorate and crack with age.
Beckson Screw Type Drain Plug - DP10-B Beckson Drain/Vent - SV-4B Marine East Maxflow Drain - 6462W - Long Threads w/Screen - 1-1/8" Hose x 1-1/4" Pipe - 5-3/8" Length - Straight
Beckson Screw Type Drain Plug - DP10-B
List Price: $5.58
Our Price: $4.86
Beckson Drain/Vent - SV-4B
List Price: $9.80
Our Price: $8.82
Self-cleaning thread design, O-ring, and super strength center retaining legs to secure the center while draining. Ideal installation for transom of personal watercraft, small boats, fish wells, coolers, ice chests, water tanks, etc. Should be mounted in a 1” I.D. hole with two stainless steel fasteners and positioned with gap in thread at lowest point. Black with gasket.
Hole cut: 1”
Dimensions overall: 1-1/4” x 2”
Flush vent design may be used for a floor drain or for ventilation of a speaker enclosure or locker.
Diameter 5-1/2”.
Provides maximum sink, shower or deck drainage. Flush head allows complete drainage. Equipped with screen to protect drain. Complete assembly includes nut. Fits marine sanitation hose.
Marine East Maxflow Drain - 6322W - w/Screen - 1-1/8" Hose x 1-1/2" Pipe - 4-1/2" Length - 80 deg. angle Sea Dog Scupper Valve - 520500-1 Marine East Maxflow Drain - 7272W - 1" Hose x 1-1/2" Pipe - 5-3/8" Length - Straight
Sea Dog Scupper Valve - 520500-1
List Price: $5.55
Our Price: $4.88
Provides maximum sink, shower or deck drainage. Flush head allows complete drainage. Equipped with screen to protect drain. Complete assembly includes nut. Fits marine sanitation hose. Injection molded nylon.

Mfg. No.ABFastener
520500-12-13/16"1-7/8"#6 FH
Provides maximum sink, shower or deck drainage. Flush head allows complete drainage. Equipped with screen to protect drain. Complete assembly includes nut. Fits marine sanitation hose.
Marine East Maxflow Drain - 6562W - Short Threads w/Screen - 1-1/8" Hose x 1-1/4" Pipe - 4-3/8" Length - Straight Marine East Maxflow Drain - 6772W - Long Threads w/Screen - 1-1/2" Hose x 1-1/2" Pipe - 4-3/8" Length - Straight
Provides maximum sink, shower or deck drainage. Flush head allows complete drainage. Equipped with screen to protect drain. Complete assembly includes nut. Fits marine sanitation hose. Provides maximum sink, shower or deck drainage. Flush head allows complete drainage. Equipped with screen to protect drain. Complete assembly includes nut. Fits marine sanitation hose.