Resources

The Role of Rainwater Chains:  The advantages and disadvantages of a rain chain?

The Role of Rainwater Chains: The advantages and disadvantages of a rain chain?

This article discusses the advantages and disadvantages of rain chains. If you are considering installing one, be sure to check it out.

February 29, 2024
Tags: advantages
What should I do in this situation? What to do when the rain volume exceeds the drainage capacity of the rainwater chain?

What should I do in this situation? What to do when the rain volume exceeds the drainage capacity of the rainwater chain?

We are often asked about rain chains because they have less drainage capacity than conventional downspouts, and they are not able to handle the rare, strong rainfalls that are expected.

I want to share with you some examples from the past of how we, together with our customers, have dealt with these problems.

February 21, 2024
Swing width of a rain chain

Swing width of a rain chain

Due to the structure of the rain chains, we recommend that the rain chain be installed at a certain distance from the building, as rainwater that flow down the chain...
February 19, 2024
Tags: wind
How water travels inside the drain pipe

How water travels inside the drain pipe

When rain chains are used for drainage on a flat rooftop or balcony, water flowing through the pipes in the slab will run down along the inside walls of the...
January 12, 2024
Three things to check before installing Rain Chains.

Three things to check before installing Rain Chains.

 Here are some basic checklist items to consider when selecting Rain Chains.   If you are concerned about water splashing or frequent overflow during rainfall after installing Rain Chains, you...
July 31, 2023
How to Choose Rain Chains Based on the Amount of Precipitation

How to Choose Rain Chains Based on the Amount of Precipitation

Precipitation is the amount of rainwater that falls in a given time period, assuming that water does not escape by evaporation or drainage.   You may see rainfall amounts such...
July 17, 2023
[Press Release] The creation of a facade in new form, designed to conserve energy in buildings. (Product Name: Envi-lope01)

[Press Release] The creation of a facade in new form, designed to conserve energy in buildings. (Product Name: Envi-lope01)

 *Photo of building exterior and facade Envi-lope01 (Photo by Nikken Sekkei) We are pleased to announce that SEO Inc. (Headquartered in Takaoka City, Toyama Prefecture; CEO: Ryosuke Seo) has co-developed...
July 03, 2023
Rain chains weight table

Rain chains weight table

Product name Weight per 10 ft Unit Toh 2,000 gram Toh-L 3,250 gram Ta-ke 2,150 gram Tama 2,300 gram Tama-L 3,500 gram Migumo 1,700 gram Migumo-L 4,500 gram Hamon 1,750...
December 02, 2022
Installing the rain chain – Attaching the Chain-

Installing the rain chain – Attaching the Chain-

Continuing from the constructing of the base, we will finally attach the rain chain.   Rain chain / Tama (Copper, φ60mm) Horizontal gutter shape / square gutter Standard accessories: Stainless...
October 13, 2020
Installing the rain chain -construction of the base-

Installing the rain chain -construction of the base-

  This house has recently been renovated. There is a large window glass facing the garden, and I went to interview the owners because I was informed that a rain...
October 06, 2020
The Color of Hamon

The Color of Hamon

From left: Stainless, Silver, Black   We will discuss the color of our Hamon rain chain. The “Hamon” rain chain is made up of rings similar to ripples that spread...
September 29, 2020
The Dark Brown Color of Toh, Ta-ke, and Tama

The Dark Brown Color of Toh, Ta-ke, and Tama

  The Dark Brown of Toh, Ta-ke, and Tama   SEO Inc. offers specific material and colors for each rain chain design. Let us highlight the color for our Toh,...
September 29, 2020