1、Pre-sale technical service
We offer our customers a full range of services. Diversification and customization of the product range, technical support of the project tender, product performance consulting services ,etc.
01 、Air volume control damper, mainly used in ventilation and air conditioning systems, set up to regulate the air flow , the user can select according to project requirements. When order we should pay attention that : according to the project required settings for the air volume, factory will preset a reference volume . To VAV dampers , PITOT intelligent electric sector are increased, which used to shift the setting value, but need to know the voltage while ordering.
Air volume damper materials and parameters selection:
(1) New project or renovation project;
(2)common type , closed type ore explosion-proof type
(3) with flange or not, welding flange, need drilling or not.
(4) the blade is single leaf or double-leaf for round damper; 02 Air diffusers are the most end equipments of central air conditioning system, mainly to adjust the air flow direction, forming an air circulation to ensure air quality.
According to the performance, diffusers be divided into two categories: supply air diffuser, return air diffuser .According to the different use regions, we break it into seven series: Ceiling diffusers, Wall type ceiling supply air grills, Wall type ceiling linear diffusers, Wall type ceiling jet diffusers, Wall type ceiling return air diffusers, Underfloor air diffuser series, Temperature control diffusers.
(1)neck size or face size ?
(2)with accessories ,opposed blade damper or hose ?
(3) supply air directions : one,two,three or four directions supply air?
2、After-sales service: we commitment as below
• assure the products are made with new materials;
• With quality certificate, qualification certificate and responsible to the testing data
• Provide product installation diagram
• Product warranty expires, at cost price to supply spare parts
• During the project installation and debugging process we will provide free on-site technical guidance;
• During the installation process if you need to change product specifications, models, we are responsible for providing detailed technical information about the products and the corresponding recommendations;
• Get on-site repair call, at first time provide phone instructions and understanding of the issue, for site needed, we will response within 2 hours for the same city projects, arrived at the scene within 24 hours, for projects in other cities, we will arrive at the consultation time.
All in all, we will provide service according to the quality system of ISO9001 .