Best Sealey Caulking Guns of 2025

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 31 Jan 2025

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Sealey's Caulking Guns are a reliable and efficient tool for any DIY enthusiast or professional tradesperson. These guns are designed to effortlessly dispense caulk or sealant with precision and control, making them ideal for a variety of applications such as sealing gaps, joints, and cracks. With their sturdy construction and comfortable grip, Sealey's Caulking Guns ensure a smooth and even application, saving time and effort. Whether you're working on a small home improvement project or a large-scale construction job, Sealey's Caulking Guns are a must-have tool to achieve a professional finish.

At a Glance: Our Top Picks

Sealey One-Hand Caulking Gun AK4804 Cover #TOP 1
Sealey One-Hand Caulking Gun AK4804
ftb score rating icon 9.9
Sealey Ak4803 Heavy-Duty Caulking Gun Cover #TOP 2
Sealey Ak4803 Heavy-Duty Caulking Gun
ftb score rating icon 9.8
Sealey AK3901 Manual Caulking Gun Cover #TOP 3
Sealey AK3901 Manual Caulking Gun
ftb score rating icon 9.6

Top 10 Sealey Caulking Guns

#TOP 1

Sealey One-Hand Caulking Gun AK4804

AK4804
Sealey One-Hand Caulking Gun AK4804 Cover
Sealey Caulking Gun, One-Hand, 220mm – AK4804

The Sealey Caulking Gun is designed for efficient use with 310ml cartridges up to 220mm long. It can handle higher viscosity materials, making it suitable for various projects. The trigger handle reduces wrist strain, allowing you to operate it comfortably for longer periods. Its single-hand design is particularly useful when working on a ladder, enabling you to maintain three points of contact for safety. Additionally, the hook end conveniently attaches to your belt for easy accessibility.

What We Like
Efficient with 310ml cartridges
Handles thick materials easily
Reduces wrist strain
Safe for ladder use
Convenient belt hook
#TOP 2

Sealey Ak4803 Heavy-Duty Caulking Gun

AK4803
280mm
Sealey Ak4803 Heavy-Duty Caulking Gun Cover
Sealey Ak4803 Caulking Gun 280Mm Heavy-Duty

The Sealey Ak4803 Caulking Gun is designed to accommodate both 310ml and 380ml cartridges up to 280mm in length, making it versatile for various sealing tasks. It includes a handy tip cutter, allowing you to easily prepare the cartridge by simply inserting the nozzle and squeezing the handle. Additionally, the built-in tip piercer cleans dried sealant from nozzles, ensuring a smooth application every time. You won’t need to search for extra tools, as everything is conveniently integrated, so you can focus on your project.

What We Like
Versatile cartridge compatibility
Convenient tip cutter included
Built-in nozzle cleaner
No extra tools needed
Hook for easy carrying
#TOP 3

Sealey AK3901 Manual Caulking Gun

AK3901
Multicoloured
270mm
Sealey AK3901 Manual Caulking Gun Cover
Sealey Ak3901 Caulking Gun Skeleton Type Manual 270Mm

The Sealey AK3901 Caulking Gun is designed to accommodate cartridges ranging from 310 to 380ml and up to 260mm in length, making it versatile for various sealing tasks. Its hook end allows you to conveniently attach the gun to your belt, ensuring easy access while you work. With an overall length of 370mm, it offers a comfortable grip for extended use. The design also prioritises ease of handling, allowing you to achieve precise application effortlessly.

What We Like
Suitable for various cartridge sizes
Convenient belt hook
Comfortable grip
Easy to handle
#TOP 4

Sealey AK3801 Caulking Gun for Sausage Packs

AK3801
Multicoloured
280mm
Sealey AK3801 Caulking Gun for Sausage Packs Cover
Sealey Ak3801 Caulking Gun for Sausage Packs and Cartridges 280Mm

The Sealey AK3801 Caulking Gun is designed with a durable die-cast body and an aluminium tube, ensuring long-lasting performance for your projects. It comes with a plastic plunger and application nozzles, allowing for easy and precise dispensing of sealants. This tool is suitable for both sausage packs and cartridges, making it versatile for various applications. Whether you are a DIY enthusiast or a professional, this caulking gun will provide you with the reliability and convenience you need to achieve a neat and effective seal.

What We Like
Durable die-cast body
Includes application nozzles
Suitable for sausage packs
Easy to use
#TOP 5

Sealey AK3801R Caulking Gun for Cartridges

AK3801R
230mm
Sealey AK3801R Caulking Gun for Cartridges Cover
Sealey AK3801R Caulking Gun for Sausage Packs and Cartridges, 230mm, Red

The Sealey AK3801R Caulking Gun is designed for use with sausage packs and cartridges measuring 230mm. Its height of 370mm and width of 215mm provides a sturdy grip, making it easier for you to apply sealants precisely. The compact length of 70mm ensures it can fit into tight spaces, allowing for versatility in any project. This caulking gun is perfect for both professional and DIY tasks, helping you achieve a clean and efficient application every time.

What We Like
Compatible with sausage packs
Sturdy and easy to handle
Compact length for tight spaces
Suitable for professional and DIY use
#TOP 6

Sealey AK442 Mini Push Action Grease Gun

AK442
Black
51mm x 237mm x 59mm
Sealey AK442 Mini Push Action Grease Gun Cover
Sealey Ak442 Mini Grease Gun

The Sealey AK442 Grease Gun is designed for easy greasing in tight spaces. Its mini push action allows you to apply grease precisely where it is needed, making it ideal for limited access areas. With a rigid extension tube and delivery nozzle, you can reach difficult spots effortlessly. This grease gun boasts a delivery pressure of 1000psi, ensuring efficient grease application with every stroke. You will appreciate the convenience it brings to your maintenance tasks, allowing for smaller amounts of grease to be used effectively.

What We Like
Compact and easy to use
Ideal for tight spaces
High delivery pressure
Accurate grease application
Perfect for small amounts
#TOP 7

Sealey AK446 Pistol Type Grease Gun

AK446
Silver
Sealey AK446 Pistol Type Grease Gun Cover
Sealey Ak446 Pistol Type Grease Gun

The Sealey AK446 Grease Gun is a versatile tool designed for convenience. Its die-cast pump head features an air-bleed valve, allowing you to efficiently manage air pockets while working. You can fill it in three ways: using a cartridge, bulk filling, or manually, providing you with flexibility depending on your needs. The included rigid delivery tube and push-on hydraulic 4-jaw coupling ensure a secure connection, making application straightforward and effective. Additionally, it accepts standard 400g cartridges, which are widely available, ensuring you can easily find the supplies you need.

What We Like
Versatile filling options
Easy to connect delivery tube
Standard cartridge compatibility
High delivery pressure
#TOP 8

Sealey AK39 330mm Manual Caulking Gun

AK39
Multicoloured
330mm
Sealey AK39 330mm Manual Caulking Gun Cover
Sealey Ak39 Caulking Gun Skeleton Type Manual 330Mm

The Sealey AK39 Caulking Gun is designed to accommodate 310ml cartridges with a maximum length of 220mm, making it a practical choice for various sealing tasks. With an overall length of 330mm, it offers good leverage, allowing you to apply caulk efficiently and with precision. Its considerable height of 411mm ensures a comfortable grip, reducing hand fatigue during extended use. The width of 211mm and depth of 60mm provide a sturdy base, enhancing stability while you work, so you can achieve a clean finish every time.

What We Like
Accommodates various cartridge sizes
Efficient leverage for application
Comfortable grip reduces fatigue
Stable design for clean finishing
#TOP 9

Sealey SCS200 Exhaust Assembly Paste 150ml

SCS200
Multicoloured
150ml
Sealey SCS200 Exhaust Assembly Paste 150ml Cover
Sealey Scs200 Exhaust Assembly Paste 150Ml

The Sealey SCS200 Paste is designed for ease of assembly, making your projects simpler and more efficient. It creates gas-tight joints, ensuring that your connections remain secure and leak-free, which is essential for safe operation. This paste is suitable for use with the Model No AK4802 caulking gun, providing versatility in application. With a convenient 150ml cartridge size, it is easy to handle and store, making it a practical choice for both professionals and DIY enthusiasts.

What We Like
Easy to use
Creates secure joints
Compatible with caulking gun
Convenient cartridge size
#TOP 10

Sealey 20V Cordless Grease Gun CP20VGRG

CP20VGRG
Sealey 20V Cordless Grease Gun CP20VGRG Cover
Sealey 20V SV20 Series, Cordless Grease Gun Body Only - CP20VGRG

The Sealey Cordless Grease Gun is a powerful tool designed for efficiency and convenience. As part of the SV20 Series, it offers a one-battery-fits-all solution, allowing you to save on costs while enjoying great performance. With the ability to develop 8000psi, this grease gun is ideal for in-field lubrication, providing the power and speed you need when working on various tasks. It is compatible with screw-type and standard 400g cartridges, making it versatile for both manual and bulk filling.

What We Like
High power at 8000psi
One-battery-fits-all solution
Suitable for various cartridge types
Ideal for in-field lubrication
Buying Guide Image
Editor's Notes

During our Sealey caulking gun research, we found 12 Sealey caulking gun products and shortlisted 10 quality products. We collected and analyzed 2,042 customer reviews through our big data system to write the Sealey caulking guns list. We found that most customers choose Sealey caulking guns with an average price of £13.35.

The Sealey caulking guns are available for purchase. The top 10 picks range in price from a low of £6.00 to a high of £117.00, find the one that fits your budget. The seller of top 1 product has received honest feedback from 1,235 consumers with an average rating of 4.7.

Written by
Jennifer Fraser Avatar

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.