---
product_id: 63150376
title: "Solar Air Heating Air Conditioning Extraction Fan Thermal Solar Panel Dehumidifier Heat Pump Ventilation Dehumidification water Attic roof ventilation OS20"
brand: "nakoair"
price: "S$861"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/63150376-solar-air-heating-air-conditioning-extraction-fan-thermal-solar-panel
store_origin: SG
region: Singapore
---

# 10°C temperature rise on sunny days 525 kWh/year solar energy savings 88 m³/h max airflow Solar Air Heating Air Conditioning Extraction Fan Thermal Solar Panel Dehumidifier Heat Pump Ventilation Dehumidification water Attic roof ventilation OS20

**Brand:** nakoair
**Price:** S$861
**Availability:** ✅ In Stock

## Summary

> ☀️ Elevate your air game—solar-powered comfort that’s always a step ahead!

## Quick Answers

- **What is this?** Solar Air Heating Air Conditioning Extraction Fan Thermal Solar Panel Dehumidifier Heat Pump Ventilation Dehumidification water Attic roof ventilation OS20 by nakoair
- **How much does it cost?** S$861 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/63150376-solar-air-heating-air-conditioning-extraction-fan-thermal-solar-panel)

## Best For

- nakoair enthusiasts

## Why This Product

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

## Key Features

- • **Whisper-Quiet Operation at 38 dB:** Experience powerful airflow without disrupting your peaceful environment.
- • **Versatile Installation for Any Space:** Perfect for homes, workshops, cabins, and even off-grid locations up to 30㎡ coverage.
- • **Harness Solar Power for Zero-Cost Heating:** Enjoy sustainable warmth with 525 kWh/year energy savings—no grid dependency.
- • **Breathe Healthier with Advanced Dehumidification:** Automatically removes moisture, mold, and harmful VOCs for a fresher indoor climate.
- • **Smart Climate Control with Mechanical Thermostat:** Maintains your ideal temperature by stopping ventilation at preset heat levels.

## Overview

The Nakoair OS20 is a solar-powered air heating and dehumidifying ventilation fan designed for up to 30㎡ spaces. It delivers up to 88 m³/h airflow, raises air temperature by approximately 10°C on sunny days, and saves an estimated 525 kWh annually. Featuring a mechanical thermostat and ultra-quiet 38 dB operation, it ensures a healthy, moisture-free indoor climate without relying on the electrical grid.

## Description

Full description not available

## Features

- Nakoair Solar air heater No cost for heating Ventilation Dehumidification Humidification Healthy indoor climate. Avoid moisture, mold, fungus, formaldehyde (HCHO), TVOC, benzene, ammonia, odor. Nakoair solar collectors provide you with a healthy and warm home and automatically processes indoor air. When it's a sunny day, OS20/30 will heat outdoor fresh air all the time. Runs completely independent of the grid.
- Applications: Holiday Homes; Residential; Commercial Buildings; Cellar; Lofts; Garages; Workshop; Granges; Cabins; Summer Houses; Storage Rooms; Chalets; Sheds; Cottages; Caravans; Tents; Greenhouses; Drying Rooms; Gyms; Shops; Houses without electricity. Nakoair heater is started according to solar radiation.
- Approximate room area for OS20: 30㎡; Maximum air flow: 88m³/h. Estimated energy supplement 525kwh/unit/year. Temperature rise: approx.10°C. Mechanical thermostat: Ventilator will stop working when the heated temperature reaches the set value (eg. 25℃ ).
- On a sunny day, the temperature of the injected air is approximately 5-30ºC higher than the outdoor or indoor air inlet temperature. In addition, the air temperature on the sunny side usually rises more than 10 °C under the big sun.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Nakoair |
| Model | OS20 |
| Product Dimensions | 101 x 72 x 6 cm; 15.88 kg |
| Energy Efficiency | Solar |
| Efficiency (10 classes) | A+++ to G |
| Capacity | 16 Kilograms |
| Noise Level | 38 Decibels |
| Installation Type | Packaged |
| Part Number | OS20 |
| Form Factor | Portable |
| Special Features | Automatic Moisture Removal, Portable |
| Colour | Black |
| Voltage | 12 Volts |
| Wattage | 560 watts |
| Material Type | Aluminium |
| Included Components | LCD thermostat, solar collector |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 15.9 kg |

## Product Details

- **Brand:** Nakoair
- **Floor area:** 30 Square Meters
- **Colour:** Black
- **Special feature:** Automatic Moisture Removal, Portable
- **Capacity:** 16 Kilograms
- **Product dimensions:** 72D x 101W x 6H centimetres
- **Recommended uses for product:** Residential
- **Included components:** LCD thermostat, solar collector
- **Item weight:** 35 Pounds
- **Material:** Aluminium

## Images

![Solar Air Heating Air Conditioning Extraction Fan Thermal Solar Panel Dehumidifier Heat Pump Ventilation Dehumidification water Attic roof ventilation OS20 - Image 1](https://m.media-amazon.com/images/I/71d1f9RmxAL.jpg)

## Available Options

This product comes in different **Size Name** options.

## Questions & Answers

**Q: Reviewer disappointed with charges?  are you non eu?  also, does this item work?  it looks excellent, drill a hole stick it on a wall, then forget.**
A: EU item does Work

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**Shop now:** [https://www.desertcart.sg/products/63150376-solar-air-heating-air-conditioning-extraction-fan-thermal-solar-panel](https://www.desertcart.sg/products/63150376-solar-air-heating-air-conditioning-extraction-fan-thermal-solar-panel)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-23*