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Thru-Hull, Drain Tube & Scuppers

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GROCO 3/4 Thru-Hull With Nut TH-75-W
$35.28 $29.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Includes nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. MFG# TH-75-W TH75W UPC# 742985170971
3 item(s)
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Groco 3/4"" Xtra-Long T-Hull With Nut - THXL-750-W
$39.00 $36.99
For installations where hull thickness dictates the use of longer fitting. MFG# THXL-750-W THXL750W UPC# 742985141742 MFG# THXL-750-W THXL750W UPC# 742985141742
185 item(s)
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Groco HTHC-S #316 SS Hose Thru-Hull 90 Degree With Bronze Nut - HTHC1000S
$67.00 $58.99
Hose      1" I.D. Pipe       1" NPT Flange   2.32" Includes locknut MFG# HTHC1000S UPC# 742985139299
83 item(s)
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Groco RSC Bronze Round Hull Strainer With Access RSC-2000
$121.00 $104.99
Bronze. With mounting ring. Easy access to the thru-hull fitting and seacock beneath Groco hull strainer with patented access door design. No need to remove the entire strainer to clear nuisance marine growth. NOT TO BE USED IN POTABLE WATER SYSTEMS. MFG# RSC-2000 RSC2000
14 item(s)
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Groco SS Hose Thru-hull 1" Hose HTH1000S
$41.00 $38.99
MFG# HTH1000S UPC# 742985139039
152 item(s)
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Groco Stainless/Bronze Thru-Hull 90 HTHC1500S
$186.00 $160.99
Includes locknut. MFG# HTHC1500S UPC# 742985139312
53 item(s)
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Groco STH Bronze Scoop Thru-Hull With Nut STH-2500-W
$236.00 $187.99
Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. MFG# STH-2500-W STH2500W UPC# 742985170933
22 item(s)
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Groco Thru Hull Flush W/Nut 1 FTH1000W
$33.00 $30.99
Has locknut with bonding screw. Comes with nut. Bronze. MFG# FTH1000W UPC# 742985002678
59 item(s)
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Groco Thru Hull Flush W/Nut 1-1/2 FTH1500W
$71.00 $61.99
Has locknut with bonding screw. Comes with nut. Bronze. MFG# FTH1500W UPC# 742985003606
61 item(s)
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Gross Mechanical Labs Groco 1 Thru-Hull With Nut TH-1000-W
$39.99 $33.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. MFG# TH-1000-W TH1000W UPC# 742985064119
309 item(s)
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Gross Mechanical Labs Groco 1" Xtra-Long T-Hull With Nut Thxl-1000-W
$50.00 $43.99
For installations where hull thickness dictates the use of longer fitting. Locknut has bonding connection. MFG# THXL-1000-W THXL1000W UPC# 742985141759
61 item(s)
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Gross Mechanical Labs Groco 1-1/2 Thru-Hull With Nut TH-1500-W
$71.00 $61.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. MFG# TH-1500-W TH1500W UPC# 742985064133
244 item(s)
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Gross Mechanical Labs Groco 1-1/2" Xtra-Long T-Hull With/Nut THXL-1500-W
$86.00 $73.99
For installations where hull thickness dictates the use of longer fitting. Locknut has bonding connection. MFG# THXL-1500-W THXL1500W UPC# 742985141773
61 item(s)
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Gross Mechanical Labs Groco 1-1/4 Thru-Hull With Nut TH-1250-W
$55.00 $47.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. MFG# TH-1250-W TH1250W UPC# 742985064126
295 item(s)
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Gross Mechanical Labs Groco 1-1/4" Xtra-Long T-Hull With/Nut Thxl-1250-W
$80.00 $68.99
For installations where hull thickness dictates the use of longer fitting. Locknut has bonding connection. MFG# THXL-1250-W THXL1250W UPC# 742985141766
48 item(s)
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Gross Mechanical Labs Groco 1/2 Thru-Hull With Nut TH-500-W
$31.75 $26.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. MFG# TH-500-W TH500W UPC# 742985064096
243 item(s)
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Gross Mechanical Labs Groco 2 Thru-Hull With Nut TH-2000-W
$106.00 $91.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. MFG# TH-2000-W TH2000W UPC# 742985005174
126 item(s)
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Gross Mechanical Labs Groco 2" Xtra-Long T-Hull With Nut THXL-2000-W
$119.00 $102.99
For installations where hull thickness dictates the use of longer fitting. Locknut has bonding connection. MFG# THXL-2000-W THXL2000W UPC# 742985141780
30 item(s)
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Gross Mechanical Labs Groco 2-1/2 Thru-Hull With Nut TH-2500-W
$209.00 $166.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. MFG# TH-2500-W TH2500W UPC# 742985064157
82 item(s)
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Gross Mechanical Labs Groco 3/4 Thru-Hull With Nut TH-750-W
$31.75 $26.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Has locknut with bonding screw. Comes with nut. MFG# TH-750-W TH750W UPC# 742985064102
755 item(s)
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Gross Mechanical Labs Groco Drain Wingut With/ O-Ring ARG506
$19.99 $16.99
Service kits for ARG strainers. Contain cap O-ring, sight glass O-ring, washer and drain wingnut gasket. MFG# ARG506 UPC# 742985008878
74 item(s)
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Gross Mechanical Labs Groco High Speed 3/4"" T-Hull With/Nut HSTH-750-W
$29.40 $24.99
Provides low pressure, low profile flow into plumbing system. Includes locknut. MFG# HSTH-750-W HSTH750W UPC# 742985141728
161 item(s)
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Gross Mechanical Labs Groco TH Bronze Standard Length Thru-Hull With Nut, NPS Thread ...
$299.00 $238.99
Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Includes nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. MFG# TH-3000-W TH3000W UPC# 742985064164 MFG# TH-3000-W...
38 item(s)
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Gross Mechanical Labs Groco Thru Hull Flush With/Nut 3/4 FTH750W
$23.00 $21.99
Has locknut with bonding screw. Comes with nut. Bronze. MFG# FTH750W UPC# 742985002609
86 item(s)
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