ISO9001 cheap evacuated tube pool heating solar water heater keymark
OS20
Standard Function:
l heating outdoor fresh air
Price including mechanical regulator and all the necessary accessories for installation. Extra cost will be charged if customer needs other switches or LCD regulator.
| Model | OS20 |
| Approximate room area | 55m2 |
| Maximum air volume | 88m3 / hour |
| Time for air change | Approximate 2 hours |
| Heating efficiency | 73% |
| Sun intensity performance(w/h) | 520W |
| Total Annual Heating Delivered (9 month) kWh/m2 | 730kWh/m2 |
| Estimated energy supplement kWh-unit/year | 525kWh |
| Temperature rise, approx. | 15℃ |
| Noise Level | Max. 38db |
| Product size(cm ) | 101x72x6.2 |
| Carton size(cm) | 122x77x9 |
| Dimensions (roof rack) in cm: incl. packaging | Not available |
| Area in m2 | 0.727 |
| Solar photovoltaic panel power | 12 watt |
| Fan | SUNON 12V 3.4W |
| 2 ball | 120*120*25mm |
| Net weight | 15kg |
| Gross Weight | 16kg |
Our Service
1. OEM Manufacturing welcome: Product, Package...
2. Sample order
3. When you got the goods, test them, and give me a feedback. If you have any questions about the problem, contact with us, we will offer the solve way for you.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods brown cartons. we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
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- Step 4Set up meeting with the Chinese supplier without language barrier