We manufacture and install custom glass with full in-house fabrication — reliable quality and faster turnarounds across the Maryland, Virginia and DC metro area.
Operating a full fabrication facility lets one team handle everything from cutting and edging to notching, drilling and tempering — consistently high-quality work for homeowners and faster turnarounds for commercial builders.
Customers trust our 50+ years in business, clear communication and consistent quality of work.
Accurate quotes the same day or within one to three days.
No third-party delays or miscommunication — a single team handles your project from start to finish.
Computerized cutting tables, a waterjet, CNC drilling and milling, straight-line and pattern polishing, and two tempering ovens.
Since the 1980s we have kept adding polishing, beveling and fabrication equipment to meet the demand for custom edges and custom glass products — and we supply manufactured glass to local glass companies, contractors and designers as well as homeowners.
Residential and commercial, measured by us, made by us, installed by us.




Send dimensions by email for an approximate cost — no showroom visit needed. Quotes in one to three days, often the same day.
For showers, all tile and the pitched threshold must be finished first; for mirrors, trim, tile or countertops must be in.
A signed proposal and a 50% deposit (Visa, MasterCard, Discover, American Express or check) start your order.
Cut, edged, drilled, polished and tempered in our Rockville shop. Lead time depends on the scope of work.
One-year parts and labor on frameless showers. C.R. Laurence hinges carry 3 years; Portals Hardware hinges, lifetime.
Custom glass manufacturing and installation across Washington, DC, Maryland and Northern Virginia — from our shop at 3 Derwood Circle, Rockville.
We put our customers' needs first with quality products, neat installations and attentive customer service, while maintaining competitive pricing. Our on-site specialized machinery lets us do the majority of our own fabrication, which means better quality control and orders expedited in a timely fashion.
Yes — please contact our office to schedule an appointment.
No. If you are simply looking for pricing, provide your information by email and we will give you an approximate cost.
For a shower enclosure, all tile work must be complete, including the threshold, installed with a slight pitch into the shower so water drains in rather than out. For mirror work, any trim, tile or countertops the mirrors will rest on must be installed first.
If you are ready to proceed, we provide the proposal on site; sign it and leave a 50% deposit and the order starts. Otherwise we email a copy and start when the signed proposal and deposit come back — Visa, MasterCard, Discover, American Express or check.
Lead times start the day we receive your approved order (signed proposal and deposit) and vary with the scope of work. Call the office for specifics.
One year on parts and labor. Our standard hinge manufacturer, C.R. Laurence, warrants its hinges for three years; Portals Hardware hinges, available at additional cost, carry a lifetime warranty.
An ammonia-free glass cleaner — ammonia can eat away at the backing of a mirror.
Regular glass is porous, so standing water can embed and leave a permanent spot. We offer the Amaz water-stain remover, and for a long-term answer, ShowerGuard glass, which is permanently sealed during manufacturing.
Tempered glass is safety glass required by building code in applications such as shower enclosures. Low-iron glass has less of the green tint regular glass shows at the edges; we use Starphire by Vitro, considered the clearest glass available.
Bel Pre Glassworks is a family-owned company recognized as a leader in the flat glass industry since 1974. We provide specialized manufactured glass products to local glass companies, contractors, designers and residential customers, and we lead in frameless shower doors and mirror installations in the Washington metropolitan area.
Our reputation, built on honest family traditions, guarantees quality craftsmanship at competitive prices. Through five decades as a family-operated business our focus has always been our customers — and we believe that is the reason for our success.
A shower enclosure, a wall of mirror, a glass partition — send the dimensions and we'll come back with a price.