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DAP High Heat Mortar Caulk, 10.1 oz. tubes, pack of 2. Supports high temperatures up to 2000°F, ideal for fireplaces, stoves, and industrial sealing. US-made, water-resistant, meets ASTM E136. Delivered in 12-14 days with duties included.
Reliable Fireproof Sealant at Competitive Price
DAP High Heat Mortar Caulk, 10.1 oz. tubes, pack of 2. Supports high temperatures up to 2000°F, ideal for fireplaces, stoves, and industrial sealing. US-made, water-resistant, meets ASTM E136. Delivered in 12-14 days with duties included.
About the range
DAP High Heat Fire Resistant Mortar is a non-combustible silicate cement available in India through crowcrowcrow, with high temperature resistance and excellent adhesion to firebrick surfaces. It is suitable for sealing around vents, pipes, and chimneys, providing a reliable fireproof barrier.
Its formulation supports temperatures up to 2000°F, making it ideal for fireplaces, wood-burning stoves, and chimney repairs. Reviewers in humid Indian cities report it withstands high heat without cracking, ensuring safety and durability. The easy water clean-up and firm adhesion make it a preferred choice for interior fireproofing projects.
Imported directly from the USA, this mortar offers Indian buyers a trusted, high-quality solution for fire safety. Delivered via ExpressBox, it arrives quickly, with all duties handled, ensuring a seamless purchase experience.
High-Temperature Silicate Cement Formulation
DAP High Heat Mortar uses a silicate cement base that resists extreme heat up to 2000°F, outperforming standard mortars. Its formulation ensures firm bonding and crack resistance, supported by ASTM E136 testing, making it ideal for firebrick and chimney repairs in Indian homes.
Ideal for Fireplaces & Wood Stoves
Designed for interior fireproofing, this mortar is perfect for sealing cracks, filling chips, and bonding firebricks in fireplaces and wood-burning stoves. Skip if you need a high-heat silicone or endothermic sealant; this is a silicate cement with excellent adhesion and heat resistance.
Typical situations where DAP High Heat Fire Resistant Mortar helps — illustrative scenarios, not customer reviews.
Rajesh, 45, Mumbai — needed to repair cracked firebrick in his fireplace before monsoon season.
Used DAP High Heat Mortar, repaired cracks in 30 mins, withstood high heat during winter, saving ₹200 vs local repair services.
| Key Ingredient | Silicate Cement |
| Supports Temperatures | Up to 2000°F |
| Shelf Life | 900 days |
| Application Type | Paste |
| Application | Apply around vents, pipes, and firebricks in fireplaces and stoves. Set hard when fired, easy water clean-up. |
| Reapplication math | Supports continuous high heat; reapply if cracks appear after thermal cycling. |
| Shelf life (unopened) | 900 days |
| Contraindications | Avoid applying on wet or oily surfaces; ensure proper curing before fire exposure. |
| Cost per use | ₹403 per oz |
| Feature | DAP High Heat | Others |
|---|---|---|
| Formulation | Silicate cement supporting up to 2000°F, ASTM E136 tested | Standard fireproof mortars with lower temperature ratings, often silicone-based |
| Application | Seals around vents, pipes, and firebricks in fireplaces | Typically used for general sealing, not high-heat firebrick repair |
| Price per unit | ₹403 per oz | Varies by brand, generally ₹300-₹700 for similar size |
| Temperature support | Supports up to 2000°F | Supports up to 1000-1500°F, less durable under extreme heat |
| Shelf life | 900 days unopened | Typically 6-12 months, shorter shelf life |
| SKU | byt6006 |
| Selected option | DAP High Heat Mortar Fire Stop Caulk 10.1 oz. | No Size, Black, US-Made |
| Brand | DAP |
| Material | Silicate Cement |
| Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners |
About DAP
DAP specializes in high-temperature sealants and fireproof mortars, trusted for quality and durability in industrial and home applications worldwide.
Compliance & Legal
Supports ASTM E136 testing; no medical or safety claims made. Ensure proper firing for full strength. Store in dry place; shelf life 900 days unopened.
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This item:
DAP High Heat Fire Resistant Mortar, 10 Oz, Black | ASTM E136 Non-Combustible Sealant for Firebrick & Fireplaces
4,030
This item
DAP High Heat Fire Resistant Mortar, 10 Oz, Black | ASTM E136 Non-Combustible Sealant for Firebrick & Fireplaces
4,030
Total price:
39,810
You save 10,350 (21%) Extra3 items selected
3 items
39,810You save 10,350 (21%) Extra
| Attributes | Current |  |  |  |  |  | |
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price | 4,030 4,860 | 2,840 3,930 | 32,940 41,370 | 3,520 5,420 | 1,720 2,750 | 2,300 3,920 | 1,980 3,160 |
| Rating | 4.50(2,445) | 4.88(8) | 4.88(8) | 4.50(1,036) | 4.70(294) | 4.70(1,645) | 4.60(73) |
| Brand Name | DAP | 3M | 3M | Quartet | uxcell | ALKOO | SmartSign |
| Item Form | Paste | N/A | N/A | N/A | N/A | N/A | N/A |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
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