Professional Fireproofing & Commercial Insulation Contractors
W.LINE Property and Site Services provides professional fireproofing, fire stop system installation, and commercial insulation services for construction projects throughout Texas.
Our experienced installation crews are equipped to support general contractors, fireproofing companies, and commercial construction projects with reliable manpower, competitive pricing, and quality workmanship.
We specialize in:
Spray-Applied Fireproofing (SF-RM)
Application of spray-applied fire-restive materials to structural steel beams, columns, and metal decking using specialized fireproofing equipment.
- Scope of work: precise deposition of fire-resistive materials to achieve specified fire-rating targets on structural elements.
- Compliance: adherence to applicable codes, project specifications, and manufacturer guidelines for material selection and installation.
- Quality assurance: controlled thickness verification, curing monitoring, and workmanship inspections to ensure uniform coverage and performance.
- Benefits: rapid on-site application, reduced labor costs, and streamlined coordination with structural and envelope trades.
- Safety and site practices: established masking, containment, and clean-up procedures to protect adjacent systems and personnel.

Fire stop Systems Installation

Installation of fire stop systems utilizing Hilt and other recognized manufacturers’ products, including fire stop sealants, mineral wool, fire-rated joints, and penetration protection systems.
- Scope of work: precise design and installation of fire stop assemblies to maintain the required fire-resistance ratings at penetrations, joints, and openings within structural and architectural assemblies.
- Materials and systems:
- Fire stop sealants and caulks from premier manufacturers (for cylindrical and linear penetrations).
- Mineral wool and mineral wool assemblies for barrier reinforcement around openings.
- Fire-rated joint solutions to accommodate movement while preserving fire resistance.
- Penetration protection systems such as rated sleeves, collars, and wraps for electrical, mechanical, and plumbing penetrations.
- Accessories and ancillary components from Hilt and other recognized brands to ensure compatibility and performance.
- Manufacturers and compatibility:
- Hilt: comprehensive line of fire stop sealants, in tumescent putties, sleeves, and accessories; validated for a range of substrates and penetrate types.
- 3M, Specified Technologies, and other manufacturers, including additional sealants and in tumescent products for diverse applications.
- Simpson Strong-Tie and similar manufacturers for rated joint systems and penetration protection solutions.
- Selection aimed at ensuring code compliance, system performance, and verifiable documentation.
- Installation process:
- Per-installation assessment: review of penetrations, joints, and enclosure conditions to determine appropriate system types and ratings.
- System selection: matching substrate and penetrate characteristics with approved fire stop assemblies.
- Preparation: cleaning, priming, and proper substrate preparation to maximize adhesion and performance.
- Application: correct sequencing and installation of sealants, mineral wool, and joint-rated systems in accordance with manufacturer instructions.
- Verification: inspection of gaps, thickness, and continuity; documentation of installed assemblies for record-keeping and compliance.
- Performance testing and commissioning where required, along with as-built documentation and certificates.
- Compliance and quality assurance:
- Adherence to applicable codes (e.g., IF/UL, NAPA standards) and project specifications.
- Use of manufacturer-approved materials and methods; maintenance of installation traceability and labeling.
- Post-installation integrity checks and field verification to ensure continuous fire-resistance performance.
- Safety and site practices:
- Controlled access to work areas during installation to protect adjacent systems.
- Proper containment and cleanup measures to minimize dust and debris generation.
- Coordination with surrounding trades to ensure seamless integration with structural and architectural elements.
3. Commercial Insulation Installation
Professional installation of commercial insulation boards, mechanical fastening systems, ceiling insulation, and wall insulation for commercial and industrial buildings.
Mineral Wool & Fire-Rated Insulation

Installation of mineral wool insulation, fire-resistant insulation boards, and thermal and acoustic insulation systems for commercial construction applications.
WHY PARTNER WITH W.LINE?
- Experienced Commercial Installation Crews
- Competitive Subcontractor Pricing
- Flexible Project Staffing
- Commercial & Industrial Project Support
- Quality-Focused Workmanship
- Serving Dallas, Fort Worth, Houston, Austin & San Antonio
YOUR RELIABLE FIREPROOFING & INSULATION SUBCONTRACTOR
Whether you need a dedicated installation crew or additional manpower for a large commercial project, W.LINE is ready to discuss your project requirements.
REQUEST A QUOTE | BECOME A PARTNER



