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HoldRite HydroFlame 50 Smoke and Acoustic Sealant, 20.2 Ounces, HF50-20S
✅ In stock
F
Grade
Analysis Confidence
83%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 23, 2026 9:15 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰At 32% above its usual rate, this is currently priced higher than what most shoppers have paid.
- 🏷️The retail sticker price has been slashed by 91% — a steep markdown from the official listing.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- 📈Prices have been moving higher lately — waiting risks paying more if that momentum continues.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
2/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓SEALING PERFORMANCE: Formulated to block smoke, sound, and toxic fumes by sealing cracks, seams, and penetrations in non-rated construction assemblies
✓EASY TO APPLY: Dispenses smoothly with a caulking gun or trowel, cures to a flexible and paintable finish, and cleans up easily with water
✓LOW VOC FORMULA: Safe for a variety of applications with minimal odor, making it suitable for both residential and commercial use
✓VERSATILE USE: Compatible with plastic and metallic pipes, will not react with bituminous coatings on cast iron, and ideal for sealing around penetrations
✓SPECS: 20.2 oz cartridge; features high STC rating of 69 for acoustic performance, ASTM G-21 mold resistance, and two-year shelf life; Made in the USA
⚙️ Specifications
Color
White
Brand
Holdrite
Item Weight
1.3 pounds
Liquid Volume
20.2 fluid ounces
Full Cure Time
4 hours
Item Form
Liquid
Surface Recommendation
Walls, Tub, Sink
Water Resistance Level
Waterproof
Number of Items
1
Manufacturer
Reliance Worldwide Corporation
UPC
671119002423