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Original & OEM Quality Parts

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Kool Seal Storm Patch® Flexx Sealer Leak Repair, White, 2" X 10' - Ks0018110-99 - 574-Ks001811099F1

Geocel Corporation
$55.38

Recommended for the following roof types: Metal, Asphalt, Tar, Fiberglass, Plastics, Rubber RV roofs Stops leaks, seals instantlyNever cracks, peels or shrinksRemains flexible

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Kool Seal Ks008400001 Rubberized Silicone Roof And Flashing Sealant, 10 Oz. - Ks0084000-01 - 574-Ks008400001F1

Geocel Corporation
$12.25

Kool Seal® silicone rubberize roof and flashing sealant is premium 100% silicone sealant and is permanently flexible. Its durable, weather resistant seal provides excellent adhesion to a variety of substrates. Best used for sealing around through-roof projections, termination points, flashings, fasteners, side and end laps of metal building panels, scrim edges, seams etc. Adheres to metal, single ply, smooth BUR, APP, BS, modified bitumen, polyurethane foam, cured concrete, existing asphaltic and other approved surfaces.Can not be top coated with acrylic coating. Not paintable.

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Kool Seal Ks006480020 Tundra™ Silicone Rubberized Roof Sealant, 5 Gallon Pail, White - Ks0064800-20 - 574-Ks006480020F1

Geocel Corporation
$714.68

Limited Lifetime WarrantyPonding water resistantUV resistantSuperior finish with excellent flow and levelingOutstanding adhesion to most roofing material

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Kool Seal Ks003460016 Elastomeric Base Coat, 1 Gallon - Ks003460016 - 574-Ks003460016F1

Geocel Corporation
$87.87

100% acrylic coating designed to provide maximum adhesion to all surfaces. Provides an excellent surface for application of Kool sealElastomeric finish Coats

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Geocel Pro Flex® Instant Roof Repair, Qt. White - Gc24201 - 574-Gc24201F1

Geocel Corporation
$62.41

For use on: Steel, wood, vinyl, sheet metal, and other common substrates. Stops leaks fastFibered for strengthWithstands intermittent foot trafficWithstands water contact quickly after application to stop leaksOne-step application; no primer requiredApplies in adverse temperature ranges including damp and icy conditionsCured sealant is mildew and UV resistantPaintableRV can be moved and exposed to weather right after application; roadworthy in 1 hour Do not use on polystyrene insulation sheathing, TPO, or EPDM. Do not use in areas where food is processed or stored. Do not use as a complete surface coating or in continuous underwater applications. Product is for exterior use only due to odor emitted during cure. Product contains solvents which may craze some plastic materials. Do not use for potable water applications. This product may not be sold in the state of California.

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Geocel Pro Flex® Instant Roof Repair, Qt. Crystal Clear - Gc23200 - 574-Gc23200F1

Geocel Corporation
$50.25

For use on: Steel, wood, vinyl, sheet metal, and other common substrates. Stops leaks fastFibered for strengthWithstands intermittent foot trafficWithstands water contact quickly after application to stop leaksOne-step application; no primer requiredApplies in adverse temperature ranges including damp and icy conditionsCured sealant is mildew and UV resistantPaintableRV can be moved and exposed to weather right after application; roadworthy in 1 hour Do not use on polystyrene insulation sheathing, TPO, or EPDM. Do not use in areas where food is processed or stored. Do not use as a complete surface coating or in continuous underwater applications. Product is for exterior use only due to odor emitted during cure. Product contains solvents which may craze some plastic materials. Do not use for potable water applications. This product may not be sold in the state of California.

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Geocel Pro Flex® Instant Roof Repair, Qt. Clear - Gc24200 - 574-Gc24200F1

Geocel Corporation
$62.41

For use on: Steel, wood, vinyl, sheet metal, and other common substrates. Stops leaks fastFibered for strengthWithstands intermittent foot trafficWithstands water contact quickly after application to stop leaksOne-step application; no primer requiredApplies in adverse temperature ranges including damp and icy conditionsCured sealant is mildew and UV resistantPaintableRV can be moved and exposed to weather right after application; roadworthy in 1 hour Do not use on polystyrene insulation sheathing, TPO, or EPDM. Do not use in areas where food is processed or stored. Do not use as a complete surface coating or in continuous underwater applications. Product is for exterior use only due to odor emitted during cure. Product contains solvents which may craze some plastic materials. Do not use for potable water applications. This product may not be sold in the state of California.

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Geocel Ksrv4430016 Pro Flex® Rv Silicone Rubberized Roof Coating, 1 Gal - Ksrv44300-16 - 574-Ksrv4430016F1

Geocel Corporation
$187.14

One coat coveragePonding-water resistanceSuperior dirt-pickup resistanceExcellent flow and leveling

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Geocel Ksrv4130016 Pro Flex® Rv Acrylic Elastomeric Coating, 1 Gal - Ksrv41300-16 - 574-Ksrv4130016F1

Geocel Corporation
$72.62

Cooling protection for roofsProtects against the elements, extending the life of the roofRenews and restores most roofing substrates

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Geocel Gc68126 8150® 100% Silicone High Performance Neutral Cure Sealant, 10.3 Oz., White - Gc68126 - 574-Gc68126F1

Geocel Corporation
$31.82

A high modulus, one-component silicone with excellent adhesion to both porous and non-porous surfaces. It provides joint movement capability of ±25% with excellent weatherability. Ideal for a variety of construction and industrial applications. 100% SiliconeNeutral cure, high modulusVersatile, high performanceExcellent adhesion to porous and non-porous surfacesHigh movement capability of ± 25%-Excellent weatherability

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Geocel Gc68125 8150® 100% Silicone High Performance Neutral Cure Sealant, 10.3 Oz., Clear - Gc68125 - 574-Gc68125F1

Geocel Corporation
$31.82

A high modulus, one-component silicone with excellent adhesion to both porous and non-porous surfaces. It provides joint movement capability of ±25% with excellent weatherability. Ideal for a variety of construction and industrial applications. 100% SiliconeNeutral cure, high modulusVersatile, high performanceExcellent adhesion to porous and non-porous surfacesHigh movement capability of ± 25%-Excellent weatherability

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Geocel Gc68115 8125® 100% Silicone High Performance Acetoxy Cure Sealant, 10.3 Oz., Gray - Gc68115 - 574-Gc68115F1

Geocel Corporation
$21.65

A high modulus, one-component sealant. It has excellent adhesion to non-porous surfaces and is able to withstand ±25% joint movement. 100% SiliconeHigh modulusExcellent adhesion to non-porous surfacesCured sealant is mildew resistantCan be applied in adverse temperaturesGood resistance to weathering, vibration, and moisture ±25% joint movementCan be used for sealing or adhering surfacesMeets ASTM C 920, TT-S-00230-C; FDA/USDA approved

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Geocel Gc68113 8125® 100% Silicone High Performance Acetoxy Cure Sealant, 10.3 Oz., Black - Gc68113 - 574-Gc68113F1

Geocel Corporation
$21.65

A high modulus, one-component sealant. It has excellent adhesion to non-porous surfaces and is able to withstand ±25% joint movement. 100% SiliconeHigh modulusExcellent adhesion to non-porous surfacesCured sealant is mildew resistantCan be applied in adverse temperaturesGood resistance to weathering, vibration, and moisture ±25% joint movementCan be used for sealing or adhering surfacesMeets ASTM C 920, TT-S-00230-C; FDA/USDA approved

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Geocel Gc68112 8125® 100% Silicone High Performance Acetoxy Cure Sealant, 10.3 Oz., White - Gc68112 - 574-Gc68112F1

Geocel Corporation
$21.65

A high modulus, one-component sealant. It has excellent adhesion to non-porous surfaces and is able to withstand ±25% joint movement. 100% SiliconeHigh modulusExcellent adhesion to non-porous surfacesCured sealant is mildew resistantCan be applied in adverse temperaturesGood resistance to weathering, vibration, and moisture ±25% joint movementCan be used for sealing or adhering surfacesMeets ASTM C 920, TT-S-00230-C; FDA/USDA approved

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Geocel Gc68111 8125® 100% Silicone High Performance Acetoxy Cure Sealant, 10.3 Oz., Clear - Gc68111 - 574-Gc68111F1

Geocel Corporation
$21.65

A high modulus, one-component sealant. It has excellent adhesion to non-porous surfaces and is able to withstand ±25% joint movement. 100% SiliconeHigh modulusExcellent adhesion to non-porous surfacesCured sealant is mildew resistantCan be applied in adverse temperaturesGood resistance to weathering, vibration, and moisture ±25% joint movementCan be used for sealing or adhering surfacesMeets ASTM C 920, TT-S-00230-C; FDA/USDA approved

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Geocel Gc28928 Pro Flex® Rv Flexible Sealant, Crystal Clear - Gc28928 - 574-Gc28928F1

Geocel Corporation
$22.32

Pro Flex® RV Flexible Sealant is specifically designed for the recreational vehicle industry. It can be exposed to adverse weather conditions right after application. Pro Flex® RV Sealant has excellent expansion and contraction properties to withstand the joint movement and temperature changes associated with recreational vehicles. It bonds to many recreational vehicle materials, even damp, slightly oily, or frozen surfaces. For use on: Aluminum, glass, coated steel (Kynar 500® based finishes), steel, wood, fiberglass, and vinyl. Do not use for potable water applications.

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Geocel Gc28927 Pro Flex® Rv Flexible Sealant, Bright White - Gc28927 - 574-Gc28927F1

Geocel Corporation
$22.32

Pro Flex® RV Flexible Sealant is specifically designed for the recreational vehicle industry. It can be exposed to adverse weather conditions right after application. Pro Flex® RV Sealant has excellent expansion and contraction properties to withstand the joint movement and temperature changes associated with recreational vehicles. It bonds to many recreational vehicle materials, even damp, slightly oily, or frozen surfaces.

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Geocel Gc28903 Pro Flex® Rv Flexible Sealant, Black - Gc28903 - 574-Gc28903F1

Geocel Corporation
$22.32

Pro Flex® RV Flexible Sealant is specifically designed for the recreational vehicle industry. It can be exposed to adverse weather conditions right after application. Pro Flex® RV Sealant has excellent expansion and contraction properties to withstand the joint movement and temperature changes associated with recreational vehicles. It bonds to many recreational vehicle materials, even damp, slightly oily, or frozen surfaces. For use on: Aluminum, glass, coated steel (Kynar 500® based finishes), steel, wood, fiberglass, and vinyl. Do not use for potable water applications.

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Geocel Gc28901 Pro Flex® Rv Flexible Sealant, White - Gc28901 - 574-Gc28901F1

Geocel Corporation
$22.32

Pro Flex® RV Flexible Sealant is specifically designed for the recreational vehicle industry. It can be exposed to adverse weather conditions right after application. Pro Flex® RV Sealant has excellent expansion and contraction properties to withstand the joint movement and temperature changes associated with recreational vehicles. It bonds to many recreational vehicle materials, even damp, slightly oily, or frozen surfaces. For use on: Aluminum, glass, coated steel (Kynar 500® based finishes), steel, wood, fiberglass, and vinyl. Do not use for potable water applications.

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Geocel Gc28900 Pro Flex® Rv Flexible Sealant, Clear Translucent - Gc28900 - 574-Gc28900F1

Geocel Corporation
$22.32

Pro Flex® RV Flexible Sealant is specifically designed for the recreational vehicle industry. It can be exposed to adverse weather conditions right after application. Pro Flex® RV Sealant has excellent expansion and contraction properties to withstand the joint movement and temperature changes associated with recreational vehicles. It bonds to many recreational vehicle materials, even damp, slightly oily, or frozen surfaces. For use on: Aluminum, glass, coated steel (Kynar 500® based finishes), steel, wood, fiberglass, and vinyl. Do not use for potable water applications.

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Our products are shipped from Canada!
Parts Warehouse:
Toronto, Ontario, Canada
Head Office:
Kingston, Ontario

About Us

Northern Marine is a Canadian supplier of OEM and premium aftermarket marine and RV parts and accessories. We focus on quality, accurate listings, and dependable fulfillment so you can maintain, repair, and outfit your boat or RV with confidence.

Our goal is simple: get you the right parts, shipped fast, with straightforward service you can count on.