---
product_id: 92525113
title: "Dicor 551LSB-1 HAPS-Free NON-Leveling Lap Sealant - 10.3 Oz, Black, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application"
brand: "dicor"
price: "₨487"
currency: SCR
in_stock: true
reviews_count: 13
category: "Dicor"
url: https://www.desertcart.sc/products/92525113-dicor-551lsb-1-haps-free-non-leveling-lap-sealant-10
store_origin: SC
region: Seychelles
---

# HAPS-Free eco-safe formula Multi-surface adhesion 10.3 oz precision gel Dicor 551LSB-1 HAPS-Free NON-Leveling Lap Sealant - 10.3 Oz, Black, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application

**Brand:** dicor
**Price:** ₨487
**Availability:** ✅ In Stock

## Summary

> 🛡️ Seal it once, seal it right—your RV’s ultimate leak defense!

## Quick Answers

- **What is this?** Dicor 551LSB-1 HAPS-Free NON-Leveling Lap Sealant - 10.3 Oz, Black, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application by dicor
- **How much does it cost?** ₨487 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/92525113-dicor-551lsb-1-haps-free-non-leveling-lap-sealant-10)

## Best For

- dicor enthusiasts

## Why This Product

- Trusted dicor brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Eco-Smart Safety:** HAPS-Free formula ensures a safer, environmentally responsible maintenance routine.
- • **Leakproof Confidence:** Secure secondary seal for your RV roof edges, blocking leaks before they start.
- • **Durable Bonding Power:** Adheres strongly to aluminum, wood, vinyl, fiberglass, and concrete for long-lasting protection.
- • **Universal Compatibility:** Works seamlessly with EPDM, TPO, PVC, and more—one sealant for every roof type.
- • **Trusted by Pros & Enthusiasts:** Top-rated and #1 in RV sealants—join thousands who never hit the road without it.

## Overview

Dicor 551LSB-1 is a 10.3 oz black, non-leveling lap sealant designed for RV roofing maintenance and repair. Its HAPS-free silicone formula offers strong adhesion across multiple roofing membranes and surfaces, providing a secure secondary seal that prevents leaks and water damage. Highly rated and trusted by RV professionals and enthusiasts alike, it combines durability, versatility, and eco-conscious safety in one reliable product.

## Description

The Dicor 551LSB-1 Lap Sealant for RV Roofing is a reliable solution for protecting your RV's roof. Its formula maintains the roof's appearance. This HAPS-free sealant meets industry requirements for a safer work environment and offers continuous sealing while remaining flexible. With its self-leveling properties, it effectively averts leaks and water damage. Choose the Dicor 551LSB-1 for lasting roof protection for your RV.

Review: Great product for your RV. - Perfect product for resealing our RV roof. Exactly what we needed.
Review: 5 Stars - This is one of those “buy it every year without even thinking about it” products—and for good reason. My boyfriend swears by this non-leveling sealant for the camper, and at this point I trust it purely based on his loyalty alone. If something keeps making it back into the cart year after year, you know it’s doing its job. We haven’t used this specific tube yet, but past experience says it holds up, does what it’s supposed to do, and saves us from bigger headaches down the road. Five stars for consistency, reliability, and for keeping the camper in one (non-leaky) pieve.

## Features

- SECURE SECONDARY SEAL: DICOR's HAPS-Free NON-Leveling Lap Sealant provides a secure secondary seal along your RV roof's edges and termination rails, ensuring protection against leaks and damage.
- MULTI-MEMBRANE COMPATIBILITY: This lap sealant is compatible with various RV roofing materials, including EPDM, TPO, and PVC membranes, offering versatility for different roof types.
- WIDE SURFACE ADHESION: With strong adhesion properties, it firmly bonds to surfaces such as aluminum, mortar, wood, vinyl, galvanized metal, fiberglass, and concrete, ensuring long-lasting sealing.
- IDEAL FOR AFTERMARKET USE: Designed for aftermarket applications, this lap sealant is trusted by RV enthusiasts and professionals alike, making it a popular choice in RV stores.
- HAPS-FREE FORMULA: DICOR's lap sealant features a HAPS-free formula, prioritizing safety and environmental considerations, ensuring a reliable and eco-friendly solution for RV roof maintenance.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B019QGSE4C |
| Best Sellers Rank | #84 in Automotive ( See Top 100 in Automotive ) #1 in RV Sealants |
| Brand | Dicor |
| Brand Name | Dicor |
| Color | Black |
| Compatible Material | Metal |
| Customer Reviews | 4.6 out of 5 stars 6,243 Reviews |
| Global Trade Identification Number | 00677917009220 |
| Included Components | Dicor Corporation 551LSB-1 Edpm Lap Seal 10.3 Oz. Tube |
| Item Dimensions | 11.25 x 2 x 2 inches |
| Item Form | Gel |
| Item Type Name | Dicor Corporation 551LSB-1 Edpm Lap Seal 10.3 Oz. Tube |
| Item Weight | 10.24 ounces |
| Item dimensions L x W x H | 11.25 x 2 x 2 inches |
| Manufacturer | Dicor |
| Material | Silicone |
| Material Type | Silicone |
| Model | 551LSB-1 |
| Number of Items | 1 |
| Part Number | 551LSB-1 |
| Style | Non-Leveling |
| Style Name | Non-Leveling |
| Surface Recommendation | Vent |
| UPC | 677917009220 |
| Unit Count | 1 Count |
| Warranty Description | Please contact us if you experience any issues within 30 days of receipt. |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** Dicor
- **Item Weight:** 10.24 ounces
- **Item dimensions L x W x H:** 11.25 x 2 x 2 inches
- **Material:** Silicone
- **Style:** Non-Leveling

## Images

![Dicor 551LSB-1 HAPS-Free NON-Leveling Lap Sealant - 10.3 Oz, Black, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application - Image 1](https://m.media-amazon.com/images/I/71tx68yjZVL.jpg)
![Dicor 551LSB-1 HAPS-Free NON-Leveling Lap Sealant - 10.3 Oz, Black, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application - Image 2](https://m.media-amazon.com/images/I/71o7IcSFQdL.jpg)
![Dicor 551LSB-1 HAPS-Free NON-Leveling Lap Sealant - 10.3 Oz, Black, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application - Image 3](https://m.media-amazon.com/images/I/714wfzkZYDL.jpg)
![Dicor 551LSB-1 HAPS-Free NON-Leveling Lap Sealant - 10.3 Oz, Black, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application - Image 4](https://m.media-amazon.com/images/I/81fQ858fmvL.jpg)
![Dicor 551LSB-1 HAPS-Free NON-Leveling Lap Sealant - 10.3 Oz, Black, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application - Image 5](https://m.media-amazon.com/images/I/81uMLIo9lIL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product for your RV.
*by K***I on July 15, 2026*

Perfect product for resealing our RV roof. Exactly what we needed.

### ⭐⭐⭐⭐⭐ 5 Stars
*by 1***2 on March 22, 2026*

This is one of those “buy it every year without even thinking about it” products—and for good reason. My boyfriend swears by this non-leveling sealant for the camper, and at this point I trust it purely based on his loyalty alone. If something keeps making it back into the cart year after year, you know it’s doing its job. We haven’t used this specific tube yet, but past experience says it holds up, does what it’s supposed to do, and saves us from bigger headaches down the road. Five stars for consistency, reliability, and for keeping the camper in one (non-leaky) pieve.

### ⭐⭐⭐⭐⭐ Works as it should
*by C***R on June 2, 2026*

Item as described, good quality, works good.

## Frequently Bought Together

- Dicor 551LSB-1 HAPS-Free NON-Leveling Lap Sealant - 10.3 Oz, Black, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application
- Dicor BT-1834-1 Butyl Seal Tape - 1/8" x 3/4" x 30' Repair Tape for RV, Trailer, Motorhome, Window, and Vent Sealing
- Dicor 501LSW-1 Self-Leveling Lap Sealant, 4 Pack

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---

*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-08-20*