Best SIKA Silicone Caulk of 2026

Corey Phillips Avatar
Corey Phillips
Last Updated: 5 Feb 2026

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Silicone caulk is a popular sealant used to fill gaps and cracks in different areas of your home or workplace. It is a versatile product that can be used on various surfaces, including glass, metal, tile, and plastic. SIKA is a renowned brand that offers high-quality silicone caulk that is easy to apply and cures quickly. Their silicone caulk is resistant to water, heat, and mould, making it a durable and long-lasting solution for sealing gaps and cracks. Whether you need to seal your shower, bathtub, or windows, SIKA silicone caulk is an excellent choice that can help you achieve a professional-looking finish.

At a Glance: Our Top Picks

Sika Everbuild Everflex 125 Sealant and Filler Cover #TOP 1
Sika Everbuild Everflex 125 Sealant and Filler
ftb score rating icon 9.8
Everbuild Caulk Once Premium Acrylic Caulk Cover #TOP 2
Everbuild Caulk Once Premium Acrylic Caulk
ftb score rating icon 9.7
Sika Caulk Once White, 295 ml - Pack of 2 Cover #TOP 3
Sika Caulk Once White, 295 ml - Pack of 2
ftb score rating icon 9.5

Top 4 SIKA Silicone Caulk

#TOP 1

Sika Everbuild Everflex 125 Sealant and Filler

Sika
EVERBUILD125
White
300 ml
Sika Everbuild Everflex 125 Sealant and Filler Cover
Sika Everbuild Everflex 125 One Hour Cartridge - 125C3, White, 300 ml

The Everbuild Everflex 125 is a versatile two-in-one filler and sealant that offers superior flexibility and is resistant to slumping. With a rapid tack time of just 15 minutes, you can quickly seal gaps and even overpaint it within an hour, making it ideal for time-sensitive projects. You won't need to sand surfaces beforehand, simplifying your preparation process. Plus, its no-sagging feature ensures a neat and permanent seal, giving you confidence in your work.

What We Like
Two-in-one filler and sealant
Quick curing time
No sanding required
No sagging seal
Trusted by professionals
#TOP 2

Everbuild Caulk Once Premium Acrylic Caulk

EVBCONCEWHC3
White
295 ml
Everbuild Caulk Once Premium Acrylic Caulk Cover
Sika Caulk Once Premium Quality Acrylic Caulk – Highly Flexible – Fast Drying – White – 295ml

The Everbuild Caulk Once is a premium quality acrylic caulk that provides superior adhesion and low shrinkage, making it ideal for various decorating tasks. You will appreciate its two-in-one functionality as both a filler and sealant, ensuring a flexible and slump-resistant seal around skirting boards and window frames. With a quick curing time, it dries rapidly within 15 minutes, allowing you to paint over it in just one hour. This durable filler is perfect for repairing damaged plaster, making your home improvements easier and more efficient.

What We Like
Superior adhesion
Flexible and slump-resistant
Fast drying time
Durable for plaster repairs
#TOP 3

Sika Caulk Once White, 295 ml - Pack of 2

EVBCONCEWHC3
White
295 ml (Pack of 2)
Sika Caulk Once White, 295 ml - Pack of 2 Cover
Sika Caulk Once White, 295 ml (Pack of 2)

Sika Caulk Once is a high-performing caulk that offers excellent adhesion and low shrinkage, making it ideal for various decorating tasks. Its two-in-one filler and sealant properties ensure you can effectively fill gaps and seal surfaces with ease. You can also use it to repair damaged plaster, giving your walls a fresh look. With a quick curing time of just 15 minutes, you can overpaint it after one hour, allowing you to complete your projects swiftly.

What We Like
High adhesion and low shrinkage
Two-in-one filler and sealant
Quick curing time
No sagging properties
Trusted by tradespeople
#TOP 4

Sika Everbuild Everflex 125 One Hour Cartridge

EVERBUILD125
White
300 ml (Pack of 3)
Sika Everbuild Everflex 125 One Hour Cartridge Cover
Sika Everbuild Everflex 125 One Hour Cartridge - 125C3, White, 300 ml (Pack of 3)

Features
Two In One Filler And Sealant: Superior Permanently Flexible And Slump Resistant Properties Have Been Specifically Designed To Provide Excellent Gap Filling And Sealant Functions.
The Information Below Applies To Each Unit In The Pack
Trusted By The Trade: Trusted Product That Has Been Tried & Tested By Leading Tradespeople On The Most Demanding Of Projects.
Quick Curing Time: Rapid Tack Time Of 15 Minutes Which Can Be Overpainted After 1 Hour.
No-Sagging: Provides A Permanently Flexible, Sump Resistant Seal.
No Prior Sanding Down Required: Top Quality Performance That Adheres To Most Surfaces Saving The Need For Sanding
Available In White, Brown And Magnolia.
Apply Using A Caulk, Sealant / Adhesive Cartridge Application Gun, We Recommend The Everbuild Power Pro Heavy Duty Sealant / Adhesive Cartridge Applicator Gun
Buying Guide Image
Editor's Notes

During our SIKA silicone caulk research, we found 7 SIKA silicone caulk products and shortlisted 4 quality products. We collected and analyzed 247,534 customer reviews through our big data system to write the SIKA silicone caulk list. We found that most customers choose SIKA silicone caulk with an average price of £6.69.

The SIKA silicone caulk are available for purchase. The top 4 picks range in price from a low of £2.00 to a high of £11.00, find the one that fits your budget.

Written by
Corey Phillips Avatar

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.