Professional Window Engineering Services

One-stop aluminium window replacement — whole-flat or partial — from measuring, removing old windows and custom-making and installing new aluminium windows to waterproof sealing. Choose 40/50-series profiles and insulated / Low-E glass, with transparent per-sq-ft pricing, Class II minor works declaration, and licensed contractor MWC 316/2021.

• ✓On-site measuring with a transparent per-sq-ft quotation
• ✓Whole-flat or partial replacement (you can replace only some windows)
• ✓Removal of old windows and debris clearance
• ✓Custom-made new aluminium windows (40/50-series options)

Dedicated aluminium window waterproofing and leak remediation for window sill leaks, window-edge leaks and external wall joint infiltration. Our licensed minor-works contractor diagnoses the leak at its source and repairs window sill leaks — full silicone rubber weatherstrip replacement and fresh waterproof sealant, suitable before and after typhoons, backed by a 3-year warranty.

• ✓Window sill leak source diagnosis and complete repair
• ✓Window sill water seepage and ponding treatment
• ✓Frame-to-wall joint silicone sealant renewal
• ✓Full silicone rubber weatherstrip replacement

Comprehensive, compliant window inspection as required by the Buildings Department's Mandatory Window Inspection Scheme (MWIS). As a Buildings Department registered minor works contractor (MWC 316/2021), we help owners understand the notice, arrange a Qualified Person, follow through on repairs and handle the paperwork.

• ✓Full aluminium window safety inspection (frames, sashes, hinges, handles)
• ✓Detailed assessment of hinge, handle and seal condition
• ✓Waterproofing performance test
• ✓Comprehensive written inspection report

Replace window hinges and handles simultaneously — the most fundamental window maintenance works. Amgen in-house 304 stainless steel hinges (50,000-cycle certified) with a choice of handle colours and styles for improved safety and aesthetics.

• ✓304 stainless steel hinge replacement
• ✓Window handle or multi-point lock replacement (multiple styles)
• ✓Genuine Amgen brand fittings
• ✓Professional installation and testing for smooth operation

Installation of all kinds of window grilles — transparent grilles (invisible grilles), stainless steel grilles, aluminium grilles and traditional iron grilles — covering both security and child fall prevention. Aluminium grilles from $300 per sash. Oxidised old iron grilles can be replaced at the same time, and grilles can be removed and refitted during a window replacement. Licensed contractor MWC 316/2021.

• ✓Transparent / invisible grille installation (high-strength steel cables)
• ✓Custom-made stainless steel and aluminium grilles
• ✓Traditional iron grille installation and old-grille refurbishment / replacement
• ✓Child and pet fall prevention

Builds on the Safety Accessories Works by also replacing inner and outer window frame silicone rubber weatherstrips. Prevents water ingress, improves wind resistance and extends window lifespan.

• ✓All Safety Accessories Works services included (hinges + handles)
• ✓Outer frame rubber weatherstrip replacement
• ✓Inner frame rubber weatherstrip replacement
• ✓Waterproof sealing treatment

The most comprehensive window renovation solution — adds full waterproofing works on top of the Four-Treasure Works, restoring old windows to like-new condition at a fraction of new-window costs.

• ✓All Four-Treasure Works services included
• ✓Full unit waterproofing remediation works
• ✓Window sill water ingress treatment
• ✓Window-to-wall joint waterproofing

Typhoon damage, oxidation deterioration, glass cracks and other window emergencies — Amgen provides round-the-clock 24/7 repair services, attending as quickly as possible to keep you and your family safe.

• ✓24-hour service, 365 days a year
• ✓Rapid on-site quotation after typhoons
• ✓Temporary protective measures for immediate safety
• ✓Emergency replacement of damaged components

We help eligible homeowners apply for the URA "Rehabilitation Assistance Scheme for Needy Owners", providing up to HKD $80,000 in subsidy. Full professional support from start to finish.

• ✓Eligibility assessment (elderly, CSSA recipients, elderly allowance recipients, disabled persons)
• ✓Works commence only after URA "Approval-in-Principle" is obtained
• ✓Assistance preparing URA technical quotation and application documents
• ✓Application progress follow-up to ensure compliance