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Wood Fillers & Stains

Silicone Gun

Controlled dispensing

The Silicone Gun is a manual dispensing tool for cartridge sealants and adhesives, used for sealing joints, window perimeters, skirting lines and similar gaps. The frame and trigger geometry give a steady, controlled bead and limit fatigue over long runs of jointing. Release the plunger at the end of each run to stop material creep. It is commonly used with Lunaris Joint & Crack Fill for repair and sealing work.

Suitable context
Heavy-duty manual applicator1 piece

Common applications

  • Joint filling
  • Sealant application
  • Repair work
Product overview

Where this product fits

The Silicone Gun is a manual dispensing tool for cartridge sealants and adhesives, used for sealing joints, window perimeters, skirting lines and similar gaps. The frame and trigger geometry give a steady, controlled bead and limit fatigue over long runs of jointing.

Key benefits

  • Delivers even sealant application with ease.
  • Ergonomic grip minimizes hand strain.
  • Tough build handles frequent use.
  • Quick to set up with standard sealant tubes.
  • Suited to windows, joints, and adhesive jobs.

Selection and use checkpoints

  • Confirm cartridge fit
  • Release pressure after the bead
  • Clean residue before it cures

Pro tip

Cut the tube tip at a 45-degree angle for smoother bead lines on joints.

Technical information

Product specifications

Suitable surfaceCartridge-applied materials
Primary purposeControlled dispensing
Available formatsHeavy-duty manual applicator, 1 piece
Country of originIndia

Compatibility

Silicone sealants, adhesives

Purpose

Sealant application

Application route

Repair, test and finishing sequence

  1. Prepare a clean, stable surface

    Remove loose material and complete the sanding or repair preparation appropriate to the substrate.

  2. Test colour and compatibility

    Use a sample or inconspicuous area before applying filler or stain across the complete workpiece.

  3. Apply in controlled stages

    Follow the current product instructions for filling, drying, sanding or colouring.

  4. Inspect before the next finish

    Confirm level, colour and adhesion before applying the approved coating or topcoat.

Further reading

Related technical guides

How to Fill Wood Joints Before Finishing →How to Repair Cracks Before Waterproofing →
Practical guidance

Silicone Gun FAQs

What size sealant tubes fit in the Lunaris Silicone Gun?

The Lunaris Silicone Gun is designed to fit standard 300 ml (10 oz) sealant tubes, making it compatible with most adhesives and caulks on the market.

How do I prevent sealant from dripping after application?

Release the trigger and engage the quick-release mechanism after dispensing to stop excess flow. Additionally, cutting the nozzle tip to the correct size helps control output.

Can this gun be used for thick adhesives?

Yes. The sturdy frame and smooth trigger action allow for even dispensing of thick adhesives and high-viscosity sealants without excessive hand strain.

How do I clean and maintain the Lunaris Silicone Gun?

After each use, remove the tube and wipe off excess sealant with a cloth. For dried residue, use a mild solvent or warm soapy water (if compatible with your sealant type).

Is this gun suitable for professional use?

Yes. Its durable design, smooth operation, and precise control make it an excellent choice for professionals and frequent users.