“I am Farhan Momen, Head of Digital Marketing at Sunlit Pvt. Ltd. — one of Dhaka’s most experienced HVAC and engineering service companies. With 15+ years of content writing experience across technical industries including HVAC, construction, and home services, I research, write, and verify all technical content published on sunlitbd.com. My work ensures that every guide on AC servicing, refrigerant handling, inverter technology, and installation standards is grounded in real field knowledge from Sunlit’s 40+ years of engineering practice in Dhaka.”
All HVAC and engineering content on sunlitbd.com is researched and written by me, drawing on Sunlit BD's four decades of hands-on AC servicing, installation, and MEP engineering experience in Dhaka. My technical writing covers
এসি কেনার সময় আমরা সবাই শুনি “ইনভার্টার এসি বিদ্যুৎ সাশ্রয় করে”। কিন্তু একজন টেকনিশিয়ান বা ইঞ্জিনিয়ারের দৃষ্টিতে এর আসল রহস্য কোথায়? কেন একটি Inverter AC সাধারণ এসির চেয়ে আলাদা? আজ আমরা আলোচনা করব ইনভার্টার এসির ভেতরের সেই ইন্টেলিজেন্ট মেকানিজম নিয়ে।
Get the latest 2025 AC gas refill prices in Dhaka. Learn why your AC leaks, the difference between R-22 and R-32, and how Sunlit Pvt. Ltd. ensures safety.
To reduce AC electricity bills in Dhaka (2026), switch to Inverter AC technology, set your thermostat at 24°C–26°C, follow BNBC 2020 thermal insulation standards, and service your unit before summer.
In Dhaka especially, 1.5 ton inverter split ACs have become the standard residential choice.
This guide provides updated 2026 market pricing, installation cost, servicing charges, gas refill cost, and brand comparison based on current Bangladesh retail listings and service provider data.
This paper investigates the critical procedures of system evacuation and refrigerant charging (commonly known as AC gas filling). It explores the thermodynamic necessity of removing non-condensables and moisture to ensure system longevity and efficiency. The study outlines the technical workflow, diagnostic indicators for recharging, and the mechanical implications of improper servicing.
Servicing your AC in January isn’t just about cleaning; it’s a proactive financial move. Dhaka’s dust levels peak in winter, and stagnant AC units become breeding grounds for mold. A professional “Master Wash” now prevents compressor failure in June.
বাংলাদেশের গরমে এসির আয়ু বাড়াতে তাপমাত্রা ২৪°C-২৬°C এ রাখুন এবং প্রতি সপ্তাহে ফিল্টার পরিষ্কার করুন। ঢাকার ধুলোবালি থেকে বাঁচতে বছরে অন্তত ২ বার মাস্টার সার্ভিসিং জরুরি। যেকোনো সমস্যায় ৪০ বছরের অভিজ্ঞতাসম্পন্ন এক্সপার্টের সেবা পেতে কল করুন: +৮৮০১৭৮৪৩৮৫৩৩৫।
Eco friendly Architecture with Fire Escape Tower Project Detail Project Overview: A New Benchmark for Modern, Sustainable Construction As the Project Manager and Architectural Engineer for
American International School Dhaka (AISD) Project Detail 1. Project Overview: A Modern Learning Environment At Sunlit, we believe that a well-designed space can profoundly impact
I started my journey long before “AI tools” were mainstream. I built websites, wrote SEO content, and managed full digital campaigns for businesses across different industries. Over the years, I developed a solid skill set in SEO, technical content writing, WordPress development, Elementor design, and digital strategy.
Today, my work extends deeper — blending these skills with AI automation, agentic workflows, and no-code/low-code app building. I regularly explore and experiment with modern AI platforms including ChatGPT, Gemini, Claude, Perplexity, Manus, GenSpark, Kimi, Google AI Studio, and other emerging tools to stay ahead of digital transformation.
As co-founder of Webworm, I help build high-performance websites and SEO content frameworks. I also publish on Medium and Substack, where I write about SEO, AI marketing, and eco-friendly products as an affiliate eco-friendly product blogger.
Whether it’s content, development, or automation — I like solving problems through systems, clarity, and practical execution.
Farhan Momen is the Head of Digital Marketing at Sunlit Pvt. Ltd., leading the brand’s online growth, visibility, and digital storytelling.
With 15+ years of hands-on experience in SEO, WordPress, and content systems, he blends strategic thinking with practical execution.
At Sunlit, I :
Built and manages the company website
Writes long-form, engineering-focused blog content
Designs visuals and optimizes images using smart AI tools
Plans and designs social media content
Develops portfolio case studies
Creates short reels and home interior explainer videos
Simplifies complex engineering concepts into clear, human stories
Farhan combines old-school SEO fundamentals with modern AI workflows to keep marketing practical, fast, and results-driven.
SEO content writer Bangladesh, Topical authority, Keyword clustering, Semantic optimization.
Elementor & theme builder specialist, Speed optimization, Structured data.
AI agentic automation, Vibe coding, Building apps with Gemini/Bolt.new.
Eco-friendly product research, Long-form guides, SEO monetization.
My writing focuses on practical, real-world digital growth. I cover SEO, WordPress, AI tools, automation workflows, and sustainable product reviews. My goal is always simple: make complex things easier for people who want to build online and grow smarter.
I experiment daily with new AI tools to stay updated with the latest capabilities, limits, and creative workflows. Some of the platforms I work with include:
I’m an SEO content writer, WordPress developer, digital marketer, and AI automation builder with 15+ years of experience.
SEO content writing, WordPress development, Elementor, AI automation, and affiliate product blogging.
Yes — I build apps, landing pages, and automation systems using Google AI Studio, Gemini, Lovable, Bolt.new, and other AI frameworks.
Contact me through email or LinkedIn.
