Groco
Thru-Hull 1" Ss - Groco
Price: $24.01
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Part # HTH-1000-S
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Thru-Hull 1-1/8in Ss - Groco
Price: $20.84
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Part # HTH1125S
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Thru-Hull 1-1/4in Ss - Groco
Price: $32.64
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Part # HTH1250S
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Thru-Hull 1-1/2in Ss - Groco
Price: $31.81
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Part # HTH1500S
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Thru-Hull 2in Ss - Groco
Price: $47.14
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Part # HTH2000S
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Thru-Hull 1/2in Ss - Groco
Price: $22.52
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Part # HTH500S
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Thru-Hull 3/4in Ss - Groco
Price: $17.91
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Part # HTH750S
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Thru-Hull 5/8" Ss - Groco
Price: $20.37
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Part # HTH-625-S
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Includes locknut. Stainless Steel.
Average Customer Review for Thru-Hull 1-1/2in Ss - Groco
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Nice
by Eric from Sugar Land, Texas on April 03, 2015
Love the product, little hard to install with a standard wrenches.
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Average Customer Review for Thru-Hull 1/2in Ss - Groco
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Quality Item
by Randy from Quaker Hill, Connecticut on June 29, 2016
Quality well made item.
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Q:
Can it be used below the water line? which fitting do I need for a 2-!/2" transom?
A:
It can be used below the waterline. It will not accommodate a 2-1/2" transom.


Q:
What are the dimensions? Diameter of threaded sleeve for thru-hull opening (hole)? Dia. of hose (barb)? Overall length?
A:
Groco confirms, It will be a tight 1-3/16" hole. You can get by with 1-1/4" to 1-5/16", no larger.


Q:
What hull thickness?
A:
Max hull thickness is 1.2 inches.


Q:
Will the barb portion accept 3/4" ID hose? What size hole size I need to drill on hull. Do I need special tool to install?
A:
Hose 3/4" Pipe 3/4" NPS Flange 1.90" dia. Length 2.71" Yes. It will accept 3/4" ID hose.


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