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Caulk Guns

10 Best Caulk Guns 2025 in the UK

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Navaris Ca

Navaris

Navaris Caulking Gun - 23cm Sealant Gun for 310ml Cartridge Tube - Adhesive Applicator Professional Hardware Tool for Silicone Acrylic Glue Sealant

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#1

Winner

ProDec MG1

ProDec

ProDec MG11ES Extra Strong Skeleton Caulking Gun, Sealants, Silicones, Adhesives - Professional Heavy Duty Applicator Suitable for High Viscosity Products,Red,400ml and 310ml

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Sponsored

Navaris Ca

Navaris

Navaris Caulking Gun - 23cm Sealant Gun for 310ml Cartridge Tube - Adhesive Applicator Professional Hardware Tool for Silicone Acrylic Glue Sealant

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#2
Amazon Bas

Amazon Basics

Amazon Basics Heavy Duty Sealant Caulking Gun - 310 ml (0.3 Litres) - 12:1 Thrust Ratio, Aluminium handle with plastic support grip, Blue/Grey

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#3
OX Pro Hea

OX Tools

OX Pro Heavy Duty Sealant Gun 400ml

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#4
WORKPRO Se

WORKPRO

WORKPRO Sealant Caulking Gun, 9:1 & 18:1 Adjustable Thrust Ratio, for Applying 290-310 ml Cartridge Caulks, Sealants, Silicones, Adhesives

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#5
Ryobi RCG1

RYOBI

Ryobi RCG18-0 18V ONE+ Cordless Caulking Gun (Bare Tool)

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Up to 26% off

#6
Everbuild

Everbuild

Everbuild Power Pro Heavy Duty Applicator Gun | Cartridge Caulks, Sealants, Adhesives - Professional Heavy Duty Applicator, Suitable for High Viscosity Products - 310ml - Black

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#7
Tajima CNV

Tajima

Tajima CNV100SP "Convoy Super 12" Caulk Gun, Black/Red

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#8
Seesii Ele

Seesii

Seesii Electric Caulking Gun, 21V Cordless Caulking Gun w/2 x 2000mAH Battery & Charger, LED Light, 4 Adjustable Speeds, Battery Operated Caulk Gun Tool Kit for Filling,Sealing

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#9
Everbuild

Everbuild

Everbuild Professional Caulk, Sealant, Adhesive Application Gun For Up To C3/310 ml Cartridges

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#10
ProDec Con

ProDec Contractor

ProDec Contractor 400 ml Skeleton Caulking Gun for Applying 400 ml and 310 ml Cartridge Caulks, Sealants, Silicones, Adhesives, Smooth Action Ideal for Trade and DIY Use

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#1

Winner

ProDec MG11ES Extra Strong Skeleton Caulking Gun, Sealants, Silicones, Adhesives - Professional Heavy Duty Applicator Suitable for High Viscosity Products,Red,400ml and 310ml

9.8  score

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ProDec MG11ES Extra Strong Skeleton Caulking Gun, Sealants, Silicones, Adhesives - Professional Heavy Duty Applicator Suitable for High Viscosity Products,Red,400ml and 310ml

ProDec

9.8  score

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Rating
9.8
Chosen by1,426
Type of Caulk Gun
Frame Construction
Handle Comfort
Type of Caulk Gun
The ProDec MG11ES Skeleton Caulking Gun is a robust tool perfect for high-viscosity materials, seamlessly handling both 400ml and 310ml cartridges.
Frame Construction
This caulking gun's heavy-duty build inspires confidence and is designed to last for years, making it a reliable choice for both professional and DIY projects.
Handle Comfort
Its ergonomic design and smooth trigger mechanism make it comfortable to use over long periods, ensuring precise application with consistent pressure.

The ProDec MG11ES Extra Strong Skeleton Caulking Gun is designed for professional heavy-duty use. It is compatible with 400ml and 310ml cartridges, making it versatile for various applications. The gun's construction is robust, utilizing powder-coated steel, which ensures durability and strength, especially when working with high viscosity materials like silicone sealants and caulk. This is a significant advantage for those who need a reliable tool for extensive use.

The finger-moulded trigger provides a smooth driving of the plunger, which helps in reducing hand fatigue, making it more comfortable to use over long periods. Additionally, the release clip feature is handy for stopping flow to prevent wastage of materials and ensuring cleaner application. However, while the product is designed to be dripless, there might be occasional drips depending on the viscosity of the material used and the user's technique.

The ergonomic handle further adds to the comfort, making it suitable for prolonged tasks. The caulking gun weighs just 0.47 grams, which is lightweight and easy to handle. This model does not require any batteries, as it is hand-powered, and includes only one piece in the package. For its price and features, it is an excellent choice for both professionals and DIY enthusiasts needing a durable and comfortable caulking gun.

Check price

Rating
9.8
Chosen by1,426
Type of Caulk Gun
Frame Construction
Handle Comfort
Type of Caulk Gun
The ProDec MG11ES Skeleton Caulking Gun is a robust tool perfect for high-viscosity materials, seamlessly handling both 400ml and 310ml cartridges.
Frame Construction
This caulking gun's heavy-duty build inspires confidence and is designed to last for years, making it a reliable choice for both professional and DIY projects.
Handle Comfort
Its ergonomic design and smooth trigger mechanism make it comfortable to use over long periods, ensuring precise application with consistent pressure.

Buying Guide for the Best Caulk Guns

Choosing the right caulk gun can make your sealing and filling tasks much easier and more efficient. A caulk gun is a tool used to apply caulk, a material used to seal joints or seams against leakage in various structures and piping. When selecting a caulk gun, consider the type of projects you will be undertaking, the frequency of use, and the type of caulk you will be using. Understanding the key specifications will help you make an informed decision that suits your needs.
Thrust RatioThe thrust ratio of a caulk gun refers to the amount of force the gun applies to the caulk tube. This is important because it determines how easily the caulk is dispensed. A higher thrust ratio means more force is applied, which is useful for thicker caulks or when working in colder temperatures. Thrust ratios typically range from 3:1 to 26:1. For light-duty tasks or thin caulks, a lower thrust ratio is sufficient. For heavy-duty tasks or thicker caulks, opt for a higher thrust ratio to ensure smooth application.
Type of Caulk GunCaulk guns come in various types, including manual, electric, and pneumatic. Manual caulk guns are the most common and are suitable for small to medium projects. Electric caulk guns are powered by batteries and are ideal for larger projects or frequent use, as they reduce hand fatigue. Pneumatic caulk guns are powered by air compressors and are best for industrial or professional use where high volume and precision are required. Choose the type based on the scale and frequency of your projects.
Frame ConstructionThe frame construction of a caulk gun affects its durability and ease of use. Caulk guns can be made from materials like plastic, metal, or a combination of both. Metal frames are more durable and suitable for heavy-duty use, while plastic frames are lighter and easier to handle for occasional tasks. Consider the weight and durability you need based on how often and where you will be using the caulk gun.
Dripless FeatureA dripless feature in a caulk gun prevents excess caulk from oozing out when you stop squeezing the trigger. This is important for maintaining a clean work area and ensuring precise application. Dripless caulk guns have a mechanism that automatically releases pressure on the tube when you stop squeezing. If precision and cleanliness are important for your projects, look for a caulk gun with a dripless feature.
Handle ComfortHandle comfort is crucial for ease of use, especially during long projects. A comfortable handle reduces hand fatigue and allows for better control. Look for ergonomic designs with padded or rubberized grips that fit well in your hand. If you plan to use the caulk gun frequently or for extended periods, prioritize handle comfort to enhance your overall experience.