Notes of estimate
When the trader makes the estimate of the solar photovoltaic system, the point where it wants you to note it is enumerated.
There is a trader who estimates easily without looking after the roof at all in the trader only in the drawing, too. However, being possible to judge it from the drawing is only “How much can the sunlight panel be set up in the roof?”, and “What installation industrial method can you do according to the material of the roof?”
Actually, if it is confirmed whether the pain, strength, and the wiring for the roof are specially necessary, etc. the interview with the guest or neither hearing of you a detailed use state of electricity nor, a certain estimate of the system and the cost of construction cannot be put out. Only the drawing is seen, the estimate is put out cheaply, and there is a trader who balances the books by a negligent judgment in the inside, too. Therefore, it is important that the estimate choose the trader who looks after the roof and judges it without fail.
It is “Because the estimate is cheap, it is good”, not “It is possible to be relieved because it estimated promptly”, the roof is firmly diagnosed, and a well-grounded one to the amount of money of the estimate that went out is the best.
Moreover, the solar photovoltaic system for the house can be set up also in roofs other than the house. It is possible to set it up also in little space in the roof and the garden etc. such as warehouses etc.The trader who shows the best installation method is safe for guest’s house. Let’s have looking after the roof and the house at the estimate actually and the judgments for that.
Please check the following. whether the trader can trust it if it submits a quotation
･Is not the value estimated put out without looking after the roof?
･Can it explain a difference of the manufacturer each system?
･Did it explain the disadvantage of the system?
･Do not you assure , saying that “Any roof can surely be set up” not to be certain?
･Did it explain the installation construction?
･Could you answer a past trouble, the complaint, and the problem?
･Could you advise for the reduction in the utility bill?
