Question 1

Installation Made Simple

Accepted Answer

Thanks to its modular and compact design, the system is easy to transport and assemble. Preassembled core modules streamline on-site installation, saving time and labor costs—ideal for both urban rooftops and rural deployments.

Question 2

Durable, Low-Maintenance Engineering

Accepted Answer

Built to last with optional stainless steel or enamel tank liners. The 2mm-thick galvanized frame, treated with anti-corrosion coating, ensures structural stability and long-term durability in all weather conditions.

Question 3

Flexible and Scalable Design

Accepted Answer

Available in 150L, 200L, and 300L capacities with adjustable mounting angles (0°, 25°, 45°). Can be linked in series or parallel to meet diverse household and commercial requirements with ease.

Question 4

Technical Specifications

Accepted Answer

Engineered for optimal performance and reliability

Question 5

Core Strengths

Accepted Answer

Six pillars of excellence in solar water heating technology

Question 6

Perfect for Every Environment

Accepted Answer

The Integrated Solar Water Heater is a versatile and energy-efficient solution designed to meet the hot water needs of both domestic and commercial projects. Its modular design, pressure operation, and reliable heat transfer technology make it suitable for a wide range of applications across different environments.

Question 7

Centralized Solar Heating for Saga County Town in Shigatse City
                    
                        2019
                        Shigatse, Tibet
                        107,000 m²
                    
                    EFPC115 large flat-plate collectors provide heating coverage for 107,000 m², replacing traditional coal and yak dung heating. Reduces coal consumption by 2,424 tons annually.
                    
                        World's first high-altitude solar centralized heating
                        First full-chain turnkey solar heating project
                        Tibet's first large-scale solar heating

Get Quote

View Details

Tianjin School TPV Pro+ Heat Pump Project
                        
                            2024
                            Tianjin
                            3,000 m²
                        
                        TPV Pro+ heat pump system meets students' heating needs while generating on-site electricity.

Get Quote

View Details

APEC Summit Hotel Hot Water System
                        
                            2014
                            Beijing
                            50 tons/day
                        
                        Supplies hot water for APEC Summit hotel. Saves 150,000 kWh annually, reduces CO2 by 74 tons.

Get Quote

View Details

Florida Resort Villa Hot Water Project
                        
                            2022
                            Florida, USA
                            200L/day
                        
                        Flat-plate water heaters provide 200L daily hot water for each resort villa.

Get Quote

View Details

Harz Church Hot Water Project
                        
                            2021
                            Germany
                            22 tons/day
                        
                        Engineering-grade collectors in series/parallel configuration provide reliable hot water supply.

Get Quote

View Details

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.projects-showcase {
    padding: 70px 0;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.container {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 40px;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #3b82f6;
    margin-bottom: 12px;
}

.section-title {
    font-size: 44px;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 16px;
    line-height: 1.2;
}

.title-highlight {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: 17px;
    line-height: 1.6;
    color: #64748b;
}

.projects-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: stretch;
}

/* Featured Project */
.project-featured {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
}

.project-featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-featured:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    transform: translateY(-5px);
}

.project-featured:hover::before {
    opacity: 1;
}

.featured-image {
    position: relative;
    height: 300px;
    overflow: hidden;
    flex-shrink: 0;
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-featured:hover .featured-image img {
    transform: scale(1.06);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    padding: 6px 16px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 20px;
}

.featured-content {
    padding: 28px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.featured-content h3 {
    font-size: 24px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 16px;
    line-height: 1.3;
}

.meta-tags {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e8e8e8;
}

.meta-tags span {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
    padding: 4px 12px;
    background: linear-gradient(135deg, #e0f2fe, #bae6fd);
    border-radius: 12px;
    border: 1px solid #7dd3fc;
}

.featured-content p {
    font-size: 15px;
    line-height: 1.7;
    color: #64748b;
    margin-bottom: 20px;
}

.achievements-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.achievement {
    font-size: 13px;
    color: #1e293b;
    padding: 10px 14px;
    background: linear-gradient(135deg, #e0f2fe, #bae6fd);
    border-left: 3px solid #3b82f6;
    border-radius: 4px;
    font-weight: 500;
    line-height: 1.5;
}

.featured-actions {
    display: flex;
    gap: 10px;
    margin-top: auto;
}

.btn-primary, .btn-secondary {
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
    justify-content: center;
}

.btn-primary svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover svg {
    transform: translateX(2px);
}

.btn-secondary {
    background: transparent;
    color: #64748b;
    padding: 10px 16px;
    border: 1px solid #cbd5e1;
}

.btn-secondary:hover {
    background: #f8fafc;
    color: #475569;
    border-color: #94a3b8;
}

/* Small Button Variant for Cards */
.btn-small {
    font-size: 0.75rem;
    padding: 8px 12px;
}

.btn-small svg {
    width: 14px;
    height: 14px;
}

/* Right Side Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 24px;
    height: 100%;
}

.project-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-4px);
}

.project-card:hover::before {
    opacity: 1;
}

.card-image {
    height: 160px;
    overflow: hidden;
    flex-shrink: 0;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .card-image img {
    transform: scale(1.08);
}

.card-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-content h4 {
    font-size: 17px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 12px;
    line-height: 1.4;
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.card-meta span {
    font-size: 11px;
    font-weight: 600;
    color: #64748b;
    padding: 3px 10px;
    background: linear-gradient(135deg, #e0f2fe, #bae6fd);
    border-radius: 10px;
    border: 1px solid #7dd3fc;
}

.card-content p {
    font-size: 14px;
    line-height: 1.6;
    color: #64748b;
    margin-bottom: 16px;
    flex: 1;
}

/* Card Actions */
.card-actions {
    display: flex;
    gap: 8px;
    margin-top: auto;
}

.card-actions .btn-primary,
.card-actions .btn-secondary {
    flex: 1;
}

@media (max-width: 1200px) {
    .container {
        padding: 0 30px;
    }
    
    .section-title {
        font-size: 38px;
    }
    
    .projects-layout {
        gap: 28px;
    }
    
    .featured-image {
        height: 260px;
    }
    
    .card-image {
        height: 140px;
    }
}

@media (max-width: 1024px) {
    .projects-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
        gap: 20px;
    }
    
    .featured-image {
        height: 300px;
    }
    
    .card-image {
        height: 180px;
    }
}

@media (max-width: 768px) {
    .projects-showcase {
        padding: 60px 0;
    }
    
    .container {
        padding: 0 20px;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .section-description {
        font-size: 16px;
    }
    
    .featured-image {
        height: 240px;
    }
    
    .featured-content {
        padding: 24px;
    }
    
    .featured-content h3 {
        font-size: 21px;
    }
    
    .card-content h4 {
        font-size: 16px;
    }
    
    .featured-actions {
        flex-direction: column;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .card-actions {
        flex-direction: column;
    }
}

@media (max-width: 640px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .card-image {
        height: 200px;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 28px;
    }
    
    .featured-image {
        height: 220px;
    }
    
    .featured-content h3 {
        font-size: 19px;
    }
}

.certifications-section {
      width: 100%;
      background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      padding: 80px 0;
      position: relative;
      overflow: hidden;
    }

.certifications-section::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, #e2e8f0 50%, transparent);
    }

.certifications-container {
      max-width: 1400px;
      margin: 0 auto;
      padding: 0 40px;
    }

/* Section Header */
    .certifications-header {
      text-align: center;
      margin-bottom: 60px;
    }

.certifications-label {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 2px;
      color: #3b82f6;
      margin-bottom: 15px;
      padding: 8px 20px;
      background: rgba(59, 130, 246, 0.1);
      border-radius: 25px;
      border: 1px solid rgba(59, 130, 246, 0.2);
    }

.certifications-title {
      font-size: 44px;
      font-weight: 800;
      color: #1e293b;
      margin: 0 0 20px 0;
      line-height: 1.2;
    }

.certifications-title .highlight {
      background: linear-gradient(135deg, #3b82f6, #2563eb);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

.certifications-description {
      font-size: 17px;
      line-height: 1.7;
      color: #64748b;
      max-width: 900px;
      margin: 0 auto;
    }

/* Tabs Navigation */
    .cert-tabs {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-bottom: 50px;
      flex-wrap: wrap;
    }

.cert-tab {
      padding: 12px 28px;
      font-size: 15px;
      font-weight: 600;
      color: #64748b;
      background: white;
      border: 2px solid #e2e8f0;
      border-radius: 50px;
      cursor: pointer;
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }

.cert-tab::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
      transition: left 0.5s ease;
    }

.cert-tab:hover {
      border-color: #3b82f6;
      color: #3b82f6;
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
    }

.cert-tab:hover::before {
      left: 100%;
    }

.cert-tab.active {
      background: linear-gradient(135deg, #3b82f6, #2563eb);
      color: white;
      border-color: #3b82f6;
      box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
    }

/* Tab Content */
    .cert-tab-content {
      display: none;
      animation: fadeIn 0.5s ease;
    }

.cert-tab-content.active {
      display: block;
    }

@keyframes fadeIn {
      from {
        opacity: 0;
        transform: translateY(20px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

/* Certificates Grid - 4 columns */
    .certificates-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 25px;
      margin-bottom: 40px;
    }

.certificate-card {
      background: white;
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
      transition: all 0.4s ease;
      cursor: pointer;
      position: relative;
    }

.certificate-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, #3b82f6, #2563eb);
      transform: scaleX(0);
      transition: transform 0.4s ease;
    }

.certificate-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
    }

.certificate-card:hover::before {
      transform: scaleX(1);
    }

.certificate-image {
      width: 100%;
      height: 280px;
      overflow: hidden;
      background: #f1f5f9;
      position: relative;
    }

.certificate-image img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      padding: 15px;
      transition: transform 0.5s ease;
    }

.certificate-card:hover .certificate-image img {
      transform: scale(1.08);
    }

.certificate-badge {
      position: absolute;
      top: 12px;
      right: 12px;
      background: linear-gradient(135deg, #3b82f6, #2563eb);
      color: white;
      padding: 5px 12px;
      border-radius: 20px;
      font-size: 10px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
    }

.certificate-info {
      padding: 20px;
    }

.certificate-name {
      font-size: 16px;
      font-weight: 700;
      color: #1e293b;
      margin: 0 0 6px 0;
      line-height: 1.4;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

.certificate-type {
      font-size: 13px;
      color: #64748b;
      margin: 0;
    }

/* Lightbox Modal */
    .lightbox-modal {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.95);
      z-index: 10000;
      justify-content: center;
      align-items: center;
      padding: 40px;
      animation: lightboxFadeIn 0.3s ease;
    }

.lightbox-modal.active {
      display: flex;
    }

@keyframes lightboxFadeIn {
      from {
        opacity: 0;
      }
      to {
        opacity: 1;
      }
    }

.lightbox-content {
      position: relative;
      max-width: 95%;
      max-height: 95%;
      display: flex;
      justify-content: center;
      align-items: center;
      animation: zoomIn 0.4s ease;
    }

@keyframes zoomIn {
      from {
        transform: scale(0.8);
        opacity: 0;
      }
      to {
        transform: scale(1);
        opacity: 1;
      }
    }

.lightbox-content img {
      max-width: 100%;
      max-height: 90vh;
      width: auto;
      height: auto;
      object-fit: contain;
      border-radius: 8px;
      box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
    }

.lightbox-close {
      position: fixed;
      top: 30px;
      right: 30px;
      width: 50px;
      height: 50px;
      background: rgba(255, 255, 255, 0.95);
      border: none;
      border-radius: 50%;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.3s ease;
      z-index: 10001;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }

.lightbox-close:hover {
      background: white;
      transform: rotate(90deg) scale(1.1);
    }

.lightbox-close svg {
      width: 24px;
      height: 24px;
      stroke: #1e293b;
      stroke-width: 2.5;
    }

.lightbox-info {
      position: fixed;
      bottom: 30px;
      left: 50%;
      transform: translateX(-50%);
      background: rgba(255, 255, 255, 0.95);
      padding: 12px 24px;
      border-radius: 30px;
      font-size: 14px;
      color: #1e293b;
      font-weight: 600;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
      backdrop-filter: blur(10px);
    }

/* Responsive Design */
    @media (max-width: 1200px) {
      .certificates-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
      }

.certificate-image {
        height: 260px;
      }
    }

@media (max-width: 992px) {
      .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
      }

.certificate-image {
        height: 280px;
      }
    }

@media (max-width: 768px) {
      .certifications-section {
        padding: 60px 0;
      }

.certifications-container {
        padding: 0 20px;
      }

.certifications-title {
        font-size: 36px;
      }

.certifications-description {
        font-size: 16px;
      }

.cert-tabs {
        gap: 8px;
      }

.cert-tab {
        padding: 10px 20px;
        font-size: 14px;
      }

.certificate-image {
        height: 240px;
      }

.lightbox-modal {
        padding: 20px;
      }

.lightbox-close {
        top: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
      }

.lightbox-info {
        bottom: 20px;
        font-size: 13px;
        padding: 10px 20px;
      }
    }

@media (max-width: 576px) {
      .certificates-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

.certificate-image {
        height: 300px;
      }

.certifications-title {
        font-size: 28px;
      }

.lightbox-content img {
        max-height: 80vh;
      }
    }

International Standards
      
        Global Certifications & Quality Assurance

SOLETK Solar products are certified to meet international quality and safety standards, including Solar Keymark, CE, and ISO. Below are the individual certificates for each product, demonstrating SOLETK Solar's commitment to reliability, performance, and compliance.

All Certificates
      ISO Certifications
      Solar Keymark
      Product Certificates

Test Report

Test Report Certificate

Accepted Answer

Quality Assurance Report

Question 8

Solar Keymark Certification

Accepted Answer

European Quality Standard

Question 9

ISO 9001 Quality Management

Accepted Answer

International Organization for Standardization

Question 10

ISO 14001 Environmental Management

Accepted Answer

International Organization for Standardization

Question 11

ISO 45001 Occupational Health & Safety

Accepted Answer

International Organization for Standardization

Question 12

Air Solar Collector

Accepted Answer

Product Certification

Question 13

Flat Plate Solar Collector

Accepted Answer

Product Certification

Question 14

PVT Solar System

Accepted Answer

Product Certification

Question 15

Solar Keymark Certification

Accepted Answer

European Quality Standard

Question 16

Solar Water Heater

Accepted Answer

Product Certification

Question 17

Vacuum Tube Solar Collector

Accepted Answer

Product Certification

Question 18

ISO 9001 Quality Management

Accepted Answer

International Organization for Standardization

Question 19

ISO 14001 Environmental Management

Accepted Answer

International Organization for Standardization

Question 20

ISO 45001 Occupational Health & Safety

Accepted Answer

International Organization for Standardization

Question 21

Solar Keymark Certification

Accepted Answer

European Quality Standard

Question 22

Solar Keymark Certification

Accepted Answer

European Quality Standard

Question 23

Air Solar Collector

Accepted Answer

Product Certification

Question 24

Flat Plate Solar Collector

Accepted Answer

Product Certification

Question 25

PVT Solar System

Accepted Answer

Product Certification

Question 26

Solar Water Heater

Accepted Answer

Product Certification

Question 27

Vacuum Tube Solar Collector

Accepted Answer

Product Certification

Question 28

Solar Integration

Accepted Answer

Advanced flat-plate collector technology maximizing energy efficiency

Question 29

117+ Patents

Accepted Answer

Cutting-edge innovation portfolio protecting proprietary technologies

Question 30

Research Partners

Accepted Answer

Strategic collaboration with leading institutions worldwide

Specificatie	Soletks-ET-150	Soletks-ET-200	Soletks-ET-300
Model	ET-150	ET-200	ET-300
Collector	Soletks2.0-2 (x1)	Soletks2.5-2 (x1)	Soletks2.0-2 (x2)
Tank Capacity	150 L	200 L	300 L
Afmetingen	φ520 × 1300 mm	φ580 × 1310 mm	φ580 × 1830 mm
Isolatie	PU foam 50 mm	PU foam 50 mm	PU foam 50 mm
Werkdruk	7 bar	7 bar	7 bar
Inner Tank Material	2.0 mm stainless steel	2.5 mm enamelled	2.5 mm enamelled
Outer Tank Material	Powder-coated steel	Powder-coated steel	Powder-coated steel
Auxiliary Heating	1.5 KW	2.0 KW	2.0 KW
Corrosion Protection	Magnesium anode	Magnesium anode	Magnesium anode

Efficient, Reliable, andHassle-Free Hot Water

SOLETKS Integrated Solar Water Heater

Installation Made Simple

Durable, Low-Maintenance Engineering

Flexible and Scalable Design

Technische Specificaties

Core Strengths

Optimized Thermal Output

Stable Performance

Self-Circulating System

Easy Installation

Durable Engineering

Flexible Utility

Product Parameters

Perfect for Every Environment

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Tianjin School TPV Pro+ Heat Pump Project

APEC Summit Hotel Hot Water System

Florida Resort Villa Hot Water Project

Harz Church Hot Water Project

Wereldwijde certificeringen & Kwaliteitsborging

Testrapportcertificaat

Solar Keymark-certificering

ISO 9001 Kwaliteitsbeheer

ISO 14001 Milieumanagement

ISO 45001 Arbeidsveiligheid & Gezondheid

Lucht Zonnecollector

Vlakkeplaat zonnecollector

PVT Zonsysteem

Solar Keymark-certificering

Zonneboiler

Vacuum buis zonnecollector

ISO 9001 Kwaliteitsbeheer

ISO 14001 Milieumanagement

ISO 45001 Arbeidsveiligheid & Gezondheid

Solar Keymark-certificering

Solar Keymark-certificering

Lucht Zonnecollector

Vlakkeplaat zonnecollector

PVT Zonsysteem

Zonneboiler

Vacuum buis zonnecollector

Leidt de Toekomst van Schone energie

Onze kernsterktes

Zonne-energie-integratie

117+ Patenten

Onderzoekspartners

SOLETKS – De eerste keuze voor wereldwijde klanten

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Efficient, Reliable, and
Hassle-Free Hot Water