Interior Trim & Finish

Blizzard Building Supply carries a full line of interior finish materials to help you complete your project with style and precision. Our selection includes trim and mouldings, stair parts, pull-down attic stairs, and wall and ceiling panels to give every space a clean, finished look. 

Choose from classic baseboards, crown mouldings, and casings in popular profiles, along with decorative beadboard, durable FRP and tile board, and practical acoustic ceiling panels for residential or commercial use. 

Each product is built for performance and easy installation. We stock many popular options and can provide additional profiles and styles by special order.

Interior Trim

Elevate your space with premium trim and mouldings — from crown and baseboards to casings and chair rails — all crafted for quality, consistency, and a flawless finish.

Stair Parts

We stock a limited inventory of stair parts including wall rail, handrails, newel posts, treads, risers and trim — all crafted for strength, compatibility, and style. Many additional stair part options are available by special order.

Beadboard Panels

Enhance walls and ceilings with classic bead board and Reversa Ply panels. Choose smooth, paint-ready MDF or reversible plywood with one natural and one primed face — both install easily for a clean, timeless finish.

Counter Tops & Laminate Sheets

We stock a limited selection of laminate sheets in popular colors, with many more available by special order. Post-formed countertops are also offered as a convenient, ready-to-install option.

Acoustic Ceiling & Components

Explore our line of Armstrong ceiling tiles and suspension components, including panels in 12×12, 24×24 & 24x48 sizes plus grid essentials like cross tees, main runners, and wall angles. Designed for quality, versatility, and easy installation.

FRP Panel & Trim

We stock durable white FRP panels and matching trim—ideal for moisture-prone areas and easy to clean, providing long-lasting performance and a bright, finished look.

Wall Paneling

We offer decorative wall paneling in 1/8" and 1/4" thicknesses, available in a range of rich wood tones from dark to light — perfect for adding warmth and character to any interior space.

White Tile Board & Trim

Durable, moisture-resistant panels and trim for kitchens, baths, and utility areas. Easy to install with a bright, clean finish for any interior.

Peg Board

Our ¼" pegboard panels offer a simple, durable way to organize tools and supplies. Perfect for garages, workshops, and utility spaces, they’re lightweight, easy to install, and compatible with standard hooks for flexible storage.

Attic Folding Stairs

Our attic folding stairs combine space-saving design with energy-saving performance for convenient access to overhead storage. Built with durable materials and insulated construction options, they help maintain indoor comfort while providing sturdy, reliable use.