---
product_id: 155866259
title: "Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16'"
brand: "trex rainescape"
price: "SAR 434"
currency: SAR
in_stock: true
category: "Trex Rain Escape"
url: https://www.desertcart.com.sa/products/155866259-trex-rainescape-deck-black-drainage-trough-for-underdeck-ceilings-16
store_origin: SA
region: Saudi Arabia
---

# Channels rainwater efficiently Sleek black finish Easy DIY installation Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16'

**Brand:** trex rainescape
**Price:** SAR 434
**Availability:** ✅ In Stock

## Summary

> 💧 Keep your deck dry, stylish, and ready for every season!

## Quick Answers

- **What is this?** Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16' by trex rainescape
- **How much does it cost?** SAR 434 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/155866259-trex-rainescape-deck-black-drainage-trough-for-underdeck-ceilings-16)

## Best For

- trex rainescape enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Durable waterproof polyethylene resists weather and prevents wood rot.
- • **Effortless Setup:** Installs quickly with basic tools, so you can upgrade your deck hassle-free.
- • **Modern Minimalist Style:** Sleek black trough blends seamlessly with contemporary decking aesthetics.
- • **Rainproof Your Outdoor Space:** Effectively channels water to keep your deck’s underside dry and usable.
- • **Perfect Fit for Standard Decks:** 16-foot length designed for 12" or 16" joist spacing—no guesswork needed.

## Overview

The Trex RainEscape 16-foot black drainage trough is engineered to channel rainwater away from your deck’s substructure, preventing moisture buildup and wood rot. Made from durable waterproof polyethylene, it fits standard joist spacing and installs easily with basic tools, creating a dry, protected space beneath your deck while complementing modern outdoor designs.

## Description

The Trex RainEscape 16-foot trough is a key component of the Trex RainEscape under-deck drainage system, engineered to keep the area beneath your deck dry and protected. Installed between deck joists, this black trough captures rainwater and directs it into a drainage system, preventing moisture from dripping through deck boards. Designed for durability and ease of installation, the trough helps protect your deck’s substructure from water damage while creating a usable, dry space below for storage or outdoor living.

## Features

- Effective Water Management Channels rainwater and runoff into downspouts, keeping the space below your deck dry
- Protects Deck Structure Helps prevent moisture buildup, reducing the risk of wood rot and extending deck lifespan
- 16-Foot Length Ideal for standard joist spacing applications (12" or 16" on center)
- Durable Waterproof Material Built to withstand outdoor conditions and long-term exposure
- Easy Installation Installs with basic tools like a utility knife and staple gun
- Sleek Black Finish Blends well with darker or cool-toned decking systems

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07GNTNM55 |
| Best Sellers Rank | #361,030 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #249 in Decking |
| Brand Name | Trex RainEscape |
| Color | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (42) |
| Finish Types | Natural |
| Included Components | Instruction manual, Tools |
| Indoor Outdoor Usage | Outdoor |
| Item Dimensions | 0.2 x 20 x 192 inches |
| Item Dimensions D x W x H | 0.2"D x 20"W x 192"H |
| Item Weight | 1.18 kg |
| Manufacturer | Trex RainEscape |
| Manufacturer Part Number | B78 |
| Material Type | flexible polyethylene plastic |
| Model Number | B78 |
| Mounting Type | Ceiling Mount |
| Number of Levels | 1 |
| Number of Pieces | 1 |
| Other Special Features of the Product | Drainage Hole |
| Pattern | Solid |
| Planter Form | Raised Bed |
| Product Style | Modern |
| Shape | Rectangular |
| Size | 16 ft. x 20 in. width |
| UPC | 851288003142 |
| Unit Count | 1 Count |

## Product Details

- **Color:** Black
- **Material:** flexible polyethylene plastic
- **Planter Form:** Raised Bed
- **Special Feature:** Drainage Hole
- **Style:** Modern

## Images

![Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16' - Image 1](https://m.media-amazon.com/images/I/51LGD2ylxSL.jpg)
![Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16' - Image 2](https://m.media-amazon.com/images/I/31MtKiJap5L.jpg)
![Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16' - Image 3](https://m.media-amazon.com/images/I/51CF-GpYRkL.jpg)
![Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16' - Image 4](https://m.media-amazon.com/images/I/51s4MhsTQqL.jpg)
![Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16' - Image 5](https://m.media-amazon.com/images/I/51OBRswxRuL.jpg)

## Questions & Answers

**Q: What's the width?**
A: Width is 19 3/4".

**Q: Does anyone know the mil thickness of this?**
A: The thickness is 0.02 inches (Measured with micrometer).

**Q: What is the mechanism for attachment on this product? Nails/screws?**
A: Sealant and staples

**Q: how many rolls in box**
A: These are sold individually.

## Frequently Bought Together

- Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16'
- RainEscape Deck Drainage System Downspout - Black
- Trex RainEscape Butyl Waterproof Tape Roll 4 in. x 50 ft.

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**Shop now:** [https://www.desertcart.com.sa/products/155866259-trex-rainescape-deck-black-drainage-trough-for-underdeck-ceilings-16](https://www.desertcart.com.sa/products/155866259-trex-rainescape-deck-black-drainage-trough-for-underdeck-ceilings-16)

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*Product available on Desertcart Saudi Arabia*
*Store origin: SA*
*Last updated: 2026-10-01*