Door head, billboard cleaning
I. Preparations for cleaning storefronts and billboardsl Material: First of all, determine the material of the billboard that needs to be cleaned, whether it is an organic plastic sheet or a special advertising light box cloth;
2. Medicament: all-purpose cleaning water, neutral detergent, bright glass cleaner, stainless steel brightener;
3. Tools: series of aerial work tools, ladder frames, high-pressure spray guns, soft board brushes, watering cans, rags, sponges, 100 cleaning cloths, etc.
2. Construction procedures for cleaning storefront doors and billboards 1. Carefully observe the age and material of billboards before cleaning. Some billboards whose surface materials have completely deteriorated cannot be cleaned;
2. Local cleaning experiment, normal operation if there is no reaction;
3. Reasonable selection of medicaments and auxiliary tools for construction over a large area.
3. Construction site requirements for cleaning the storefront doors and billboards 1. In view of the special nature of the cleaning work, the entire site must have been renovated or other related cleaning must be completed;
2. There must be no idle or entertaining personnel at the construction site to ensure safety.
4. Quality standards and exemptions for cleaning the storefront and billboards 1. As the storefront and billboards have not been cleaned for a long time, stains and acid rain may have oxidized with the billboards. After the company has exhausted all cleaning methods, The company cannot be held responsible if it cannot be cleaned;
2. The company's employees cannot exhaust the required targets after exhausting all measures under the premise of ensuring personal safety. The company may refuse construction.
V. Acceptance standards and precautions for cleaning storefronts and billboards 1. The cleaned billboards are neat, clean, and as beautiful as new (but the advertising cloth itself has been discolored);
2. Don't go down too fast when cleaning, so as not to leak water, produce watermarks and affect the cleaning effect;
3. Depending on the texture, some acidic and alkaline cleaners should not be abused;
It is not advisable to operate in wind weather above level 4 and 4.
- - 6 - 13 高空外墙清洗翻新知识 2017-6-13 High-altitude exterior wall cleaning and renovation knowledge