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Loctite RTV Clear Silicone Adhesive Sealant 2.7 oz (24 Tubes)

Loctite RTV Clear Silicone Adhesive Sealant 2.7 oz (24 Tubes)

4.4· 772 ratings

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$41.53at Bulk 55Observed at 7:07 PM

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Our take on the Loctite RTV Clear Silicone Adhesive Sealant 2.7 oz (24 Tubes)

Loctite RTV Clear is a general-purpose silicone adhesive sealant that cures into a flexible, waterproof, clear bond. It is used for sealing around windows, plumbing, auto trim, and electrical connections, and for bonding glass, metal, plastic, and ceramic. The listing is a bulk case of 12 tubes at 2.7 oz each. The best new price is $41.53 at Bulk 55 as of November 4, 2026, which works out to about $3.46 per tube.

Best forContractors and trades buying sealant in bulkAuto and home repair jobs needing a clear, paintable sealSealing around windows, sinks, and trimBonding glass, metal, and plastic where color matters
Pros
  • Clear cure stays invisible on glass and light surfaces
  • Flexible, waterproof seal resists cracking and shrinking
  • Sticks to glass, metal, ceramic, plastic, and wood
  • Bulk case brings the per-tube cost down to about $3.46
  • Cures at room temperature with no mixing
Cons
  • Twelve tubes is a lot for a single household project
  • Silicone cannot be painted over
  • Full cure takes about 24 hours
  • Acetoxy cure gives off a vinegar smell while setting
  • Not a substitute for high-temperature or structural adhesives

Loctite RTV Clear Silicone Adhesive Sealant 2.7 oz (24 Tubes) prices at every store

  • Bulk 55New

    In stock

    $41.53Observed at 7:07 PM
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Loctite RTV Clear Silicone Adhesive Sealant 2.7 oz (24 Tubes) price history

Lowest price we've seen: $41.53 on Nov 5 at Bulk 55. Tracked across 1 store since Nov 5.

What reviewers say

The product line carries a 4.4 out of 5 from 772 ratings. Owners report clear, durable seals that hold up outdoors and on auto trim, with the usual complaints about odor and long cure time.

Pros
  • Seals stay clear and flexible over time
  • Good adhesion on glass, metal, and plastic
  • Holds up to water and weather
Cons
  • Strong vinegar odor during cure
  • Takes a day to fully cure
  • Hard to paint over once set

Specifications

Contents
Case – 12 Tubes
Item Count
12
Volume
0-3 oz
Dimensional Weight
3.2 lbs
Unit Dim. Weight
0.27 lbs

Questions and answers

Is the bulk case worth it over single tubes?
At $41.53 for 12 tubes at Bulk 55 as of November 4, 2026, you pay about $3.46 per tube. That beats most single-tube prices, but only if you will use the case within its shelf life.
How long does it take to cure?
It skins over in about 10 to 20 minutes and fully cures in roughly 24 hours. Cure time lengthens in cold or humid conditions.
Can I paint over it?
No. Standard silicone sealant does not accept paint. Use a paintable siliconized acrylic if the joint will be painted.
What surfaces does it bond?
Glass, metal, ceramic, most plastics, and wood. Clean and dry the surface first; oily or dusty surfaces weaken the bond.
Is it safe for aquariums or drinking water lines?
Check the tube label for the specific formulation before using it near potable water or in aquariums. Not every Loctite RTV clear sealant is rated for those uses.
Where is the Loctite RTV Clear Silicone Adhesive Sealant 2.7 oz (24 Tubes) cheapest?
At Bulk 55, for $41.53, as of our latest check.
What do buyers say about the Loctite RTV Clear Silicone Adhesive Sealant 2.7 oz (24 Tubes)?
Rated 4.4 out of 5 from 772 ratings.

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