This is the new (November, 2025) Carp Coastal Marine website. Looking for our old online shopping website? Both websites allow purchasing of our entire line of marine supplies. Click Here for the old Marine Store

Product Search

GROCO CV-75 3/4" BRZ IN-LINE CHECK VALVE
Price: $37.00
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: Groco CV Bronze In-Line Check Valve In-line check valve may be used in water or fuel systems to keep pumps primed and to prevent back-flow in pressure systems. Unique design reduces flow turbulence and restriction, and improves pump performance. Cast bronze construction. NPT threaded ports. NOT TO BE USED IN POTABLE WATER SYSTEMS.
ALT Part Numbers: GRO CV75, 00-3149
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Groco

SKU:34-CV75

UPC:742985145948

GROCO CV-75 3/4"  BRZ IN-LINE CHECK VALVE
GROCO CV-100 1" BRZ IN-LINE CHECK VALVE
Price: $49.00
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: Groco CV Bronze In-Line Check Valve In-line check valve may be used in water or fuel systems to keep pumps primed and to prevent back-flow in pressure systems. Unique design reduces flow turbulence and restriction, and improves pump performance. Cast bronze construction. NPT threaded ports. NOT TO BE USED IN POTABLE WATER SYSTEMS.
ALT Part Numbers: GRO CV100, 00-3147
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Groco

SKU:34-CV100

UPC:742985145955

GROCO CV-100 1"  BRZ IN-LINE CHECK VALVE
GROCO CV-125 1-1/4" BRZ IN-LINE CHECK VALVE
Price: $92.00
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: Groco CV Bronze In-Line Check Valve In-line check valve may be used in water or fuel systems to keep pumps primed and to prevent back-flow in pressure systems. Unique design reduces flow turbulence and restriction, and improves pump performance. Cast bronze construction. NPT threaded ports. NOT TO BE USED IN POTABLE WATER SYSTEMS.
ALT Part Numbers: GRO CV125, 23-9816
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Groco

SKU:34-CV125

UPC:742985145962

GROCO CV-125 1-1/4" BRZ IN-LINE CHECK VALVE
GROCO CV-150 1-1/2" BRZ IN-LINE CHECK VALVE
Price: $140.00
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: Groco CV Bronze In-Line Check Valve In-line check valve may be used in water or fuel systems to keep pumps primed and to prevent back-flow in pressure systems. Unique design reduces flow turbulence and restriction, and improves pump performance. Cast bronze construction. NPT threaded ports. NOT TO BE USED IN POTABLE WATER SYSTEMS.
ALT Part Numbers: GRO CV150, 23-9817
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Groco

SKU:34-CV150

UPC:742985145979

GROCO CV-150 1-1/2" BRZ IN-LINE CHECK VALVE
GROCO CV-200 2" BRZ IN-LINE CHECK VALVE
Price: $208.00
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: Groco CV Bronze In-Line Check Valve In-line check valve may be used in water or fuel systems to keep pumps primed and to prevent back-flow in pressure systems. Unique design reduces flow turbulence and restriction, and improves pump performance. Cast bronze construction. NPT threaded ports. NOT TO BE USED IN POTABLE WATER SYSTEMS.
ALT Part Numbers: GRO CV200, 23-9818
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Groco

SKU:34-CV200

UPC:742985145986

GROCO CV-200 2" BRZ IN-LINE CHECK VALVE
RULE 45490-1000 PAR Y WASTE VALVE (454900000)
Price: $151.19
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: 1-1/2" Y Valve Designed for installation in waste discharge and bilge pumpout systems. Allows waste to be pumped directly into holding tank or diverted to an overboard discharge fitting. Empty two separate bilge sections with a single pump. All ABS and stainless steel construction. Withstands corrosive waste chemicals and bilge water.
ALT Part Numbers: JAB 454901000, 98-3002
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Rule

SKU:6-454901000

UPC:671880536462

RULE  45490-1000 PAR Y WASTE VALVE (454900000)
CONBRACO/APOLLO 70-101-10 BALL VALVE W/ SS LEVER 1/4"
Price: $51.99
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: 1/4" Ball Valve w/ SS Lever Cast bronze with a stainless steel handle and stem nut. Ball is chrome plated for long lasting corrosion resistance. Reinforced TFE seats and stuffing box ring.
Made in U.S.A. NOT TO BE USED IN POTABLE WATER SYSTEMS.
ALT Part Numbers: CNN 7010110, 00-9757
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Conbraco/apollo

SKU:37-7010110

UPC:670750648571

CONBRACO/APOLLO 70-101-10 BALL VALVE W/ SS LEVER 1/4"
CONBRACO/APOLLO 70-102-10 BALL VALVE W/ SS LEVER 3/8"
Price: $51.99
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: 3/8" Ball Valve w/ SS Lever Cast bronze with a stainless steel handle and stem nut. Ball is chrome plated for long lasting corrosion resistance. Reinforced TFE seats and stuffing box ring.
Made in U.S.A. NOT TO BE USED IN POTABLE WATER SYSTEMS.
ALT Part Numbers: CNN 7010210, 50-4558
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Conbraco/apollo

SKU:37-7010210

UPC:670750649479

CONBRACO/APOLLO 70-102-10 BALL VALVE W/ SS LEVER 3/8"
CONBRACO/APOLLO 70-103-10 BALL VALVE W/ SS LEVER 1/2"
Price: $51.99
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: 1/2" Ball Valve w/ SS Lever Cast bronze with a stainless steel handle and stem nut. Ball is chrome plated for long lasting corrosion resistance. Reinforced TFE seats and stuffing box ring.
Made in U.S.A. NOT TO BE USED IN POTABLE WATER SYSTEMS.
ALT Part Numbers: CNN 7010310, 50-4559
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Conbraco/apollo

SKU:37-7010310

UPC:670750650932

CONBRACO/APOLLO 70-103-10 BALL VALVE W/ SS LEVER 1/2"
CONBRACO/APOLLO 70-104-10 BALL VALVE W/ SS LEVER 3/4"
Price: $83.19
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: 3/4" Ball Valve w/ SS Lever Cast bronze with a stainless steel handle and stem nut. Ball is chrome plated for long lasting corrosion resistance. Reinforced TFE seats and stuffing box ring.
Made in U.S.A. NOT TO BE USED IN POTABLE WATER SYSTEMS.
ALT Part Numbers: CNN 7010410, 50-5028
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Conbraco/apollo

SKU:37-7010410

UPC:670750652219

CONBRACO/APOLLO 70-104-10 BALL VALVE W/ SS LEVER 3/4"