Bonus Yalıtım

Eryap Group has been growing rapidly since the first day it was founded.

Eryap Group, with its deep-rooted history since 2001, has been providing services with its widespread dealer network in 81 provinces of Turkey; and it also brings its products together with its customers abroad with the strong partnerships it has established in more than 25 countries.

1960

The first encounter of Kahraman Eruslu, founder of Eryap Group, with production

Kahraman Eruslu, the founder of our company, who is a member of a well-established family in Gaziantep, made investment in various production fields such as women shoes, slippers, boots, paints, DOP oil, textile, plastics, door and windows with his siblings from the second half of 1960s to the beginning of 2000s, broke grounds both in his region and the country, and founded Eryap Group with this knowledge and experience.

2001

The production of American Siding the first polymer exterior cladding system of Turkey, begins.

American Siding, whose feasibility work began in 1999 and production in 2001 at 50,000sqm modern facilities in Gaziantep, had been a transforming the exterior wall cladding mentality and creating a trend in Turkey.

2005

Bonus XPS thermal insulation board launches.

Eryap Group launched Bonus XPS thermal insulation boards in 2005. The production of these thermal insulation boards that are required in sheating, floor/terrace/base/roof applications besides complementing sidings are carried out at 50,000sqm facilities in Silivri/Istanbul.

2007

The Group enters into the waterproofing product industry with Bonus Membrane

Eryap Group, which reinforced its product range with Bonus Membrane waterproofing products in 2007, made a successful entrance into the waterproofing sector. Eryap Group, which commenced production with an annual production capacity of 12,000,000sqm at its facilities in Silivri/Istanbul, offered bitumen-based Bonus Membrane brand that it produces with its advanced technological equipment to Turkey and the neighbor countries.

2009

BONUS Thermal Insulation System meets with the customers.

Eryap Group launched BONUS Thermal Insulation System in 2009. Bonus Thermal Insulation System, which combines all the materials required for thermal insulation as a packed system, is an innovative and environment-friendly product that stands out with its ability to provide energy-efficiency as of its first day throughout its life.

2010

Winer Polymer Door and Window Systems are offered to the market.

Eryap Group launched Winer polymer door and window systems to the market in 2010. Winer, which features super quality and high resistance to external factors and weather conditions thanks to its advanced technology, took its place in the sector with its product range and decorative solutions.

2011

Bonus Shingle meets with the customers.

Eryap Group began to fulfill the quality expectation in the industry by adding the shingle (roof coating system) products of Italian Tegola, a global brand, to its product range.

2012

Bonus Stone Wool production begins.

Eryap Group, which began producing stone wool enabling thermal, sound and fire insulation, took a strong step towards creating a leading brand in the sector

2016

Eryap Group moves to its new headquarters.

Eryap Group moved to its new headquarters in Kısıklı/Istanbul.

2017

A new production line capacity investment is made to the Bonus Stone Wool facility.

The new investment that will double the current capacity of Sakarya facilities is being commissioned. The work for the new state-of-the-art line investment made by targeting annual stone wool production of 100,000 tones with the added capacity began in June 2017.

2019

A new storage investment made in Bonus Stone Wool Facility.

In addition to the existing storage capacity, a new storage area of 10,000 m2 has been invested in the facilities established in Sakarya. Along with the improvements made in the packaging system, the new storage area was put into use.

2023

Transition to Solar Energy Systems in 3 of Our Production Facilities

As a continuation of the Solar Energy System (SES) project, we are continuing our efforts to produce the electrical energy needed for our production facilities in Gaziantep and Sakarya, following Silivri. With a total of 9,959 panel installations, we continue our environmentally friendly production in facilities with a power capacity of 3,534 kWp in Sakarya and 3,157 kWp in Gaziantep.