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3M GP81207 foam applicator pen clear brown 15mm tip 20mL

3M GP81207 Foam Applicator Clear Brown 15mm Tip 20mL

SKU CH-V56M-CZM4F

A water-based grout colorant pen with a 15mm tip covers up to 100 feet of unsealed grout lines

  • Total capacityWide Tip
  • Typical useWindow & Door
  • Main colorBrown
  • Series part numberGP81207
  • Certifications and standardsLead Free Compliant
  • Fit and compatibilityOut-Opening, Narrow Stile, Store Front Doors
  • Recolours grout without scrubbing using a water-based formula
  • Wide 15mm tip covers up to 100 feet of grout lines
  • Lead-free compliant colourant safe for bathroom and kitchen use
  • Works on unsealed grout only — test with water first
  • Cotton tip activates by gentle pumping, shake only with cap on

3M GP81207 Foam Applicator for Window & Door

The 3M GP81207 is a foam applicator designed for window and door sealing tasks. It suits DIY users and professionals who need a precise tool for applying sealant in narrow stile or store front door frames. The clear brown finish helps visibility during application.

Sustained application with wide tip coverage

The wide 15mm tip delivers consistent flow across extended runs, covering up to 100 feet of grout lines without frequent reloading. Water-based, non-toxic formula maintains viscosity during long sessions, reducing drips and waste on vertical surfaces. Lead free compliant composition ensures safe handling throughout the job.

Low odor and minimal cleanup in normal use

Water-based colorant produces negligible fumes, making it suitable for indoor bathrooms and kitchens without ventilation concerns. Foam tip controls material release, limiting mess on adjacent tiles. Cap must stay on when shaking to prevent tip loss; gentle priming activates flow without pressure buildup.

How it compares

Measured against everything we stock in Caulking & Sealing Supplies, at today’s prices. Recalculated every night.

Price $18.99
Typical for this category: the median of 631 items is $16.99.

Specifications

Product
Brand name3M
Product lineGP81207
Part numberGP81207
Total capacityWide Tip
Product typeFoam
Color and finishClear
Main colorBrown
Series part numberGP81207
Size & build
Main materialPlastic
Compatibility
Fit and compatibilityOut-Opening, Narrow Stile, Store Front Doors
In the box
Units per package1
Number of items1 pack
Environment & compliance
Certifications and standardsLead Free Compliant

Questions about this item

Does the 15 mm foam tip stay clean and drip-free during a full day of grout recolouring?

The cotton tip is designed for controlled flow; pump gently instead of pressing hard to avoid wear and keep application tidy over long sessions.

What surface preparation is needed before using the GP81207 pen on existing tile grout?

Grout must be unsealed — test with a few drops of water; if it does not absorb within a minute the grout is sealed and the pen will not bond.

Will the brown colourant adhere to the clear silicone sealant around my older window frames?

This pen is formulated for unsealed grout lines only; it is not intended for silicone or other sealed surfaces.

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