RT-MINI II

ICC-ESR 3575

180 MPH WIND

90 PSF SNOW

FLORIDA HVHZ

RT-MINI II Rail-based base

Our best-selling roof mount base, the RT-MINI II, is designed to attach conventional rail mounting systems for any sloped roofs consisting of metal, EPDM, TPO, and asphalt.The RT-MINI II has more mounting options for rafters and also combines rafter and deck attachments. The optional Roof Tech 5 x 90mm stainless wood screws (rafter only) can provide a wider span, and the offset rafter mounting adds more options for any style of roof and pitch.

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At a glance

TYPE Rail-based mount base

ROOF TYPES Metal • EPDM • TPO • Asphalt

SEALING Self-flashing AlphaSeal®

CERTIFICATION ICC-ESR 3575

WIND RATING Up to 180 mph

SNOW LOAD Up to 90 PSF

P.E. LETTERS 40 U.S. states • 5 CA provinces

Overview

Our best-selling roof mount base, the RT-MINI II, is designed to attach conventional rail mounting systems for any sloped roofs consisting of metal, EPDM, TPO, and asphalt.

The RT-MINI II has more mounting options for rafters and also combines rafter and deck attachments. The optional Roof Tech 5 x 90mm stainless wood screws (rafter only) can provide a wider span, and the offset rafter mounting adds more options on any style of roof and pitch.

Features & Benefits

Brochure

Installation Manual feature link icon

FEOC Compliance feature link icon

Includes the Roof Tech’s self-flashing AlphaSeal® system.
100% waterproof and certified by the International Code Council (ICC-ESR 3575).
Faster installation time because RT-MINI II is fastened with wood screws, eliminating the need for pilot holes.
No damage to the seal on the asphalt shingles.
Engineered to withstand wind speeds up to 180 mph and ground snow up to 90 PSF.
The new design uses less aluminum, making it a more efficient design that reduces raw materials and decreases logistic expenses.
Stamped PE letters are available for 40 states in the U.S. and five provinces in Canada.
Florida product approved for all HVHZ projects.

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Frequently Asked Questions About RT-MINI II

What Is the RT-MINI II, and What Roofing Types Is It Compatible With?

The RT-MINI II is Roof Tech's best-selling roof mount base, designed to attach conventional rail mounting systems to a wide range of sloped roofs. It is compatible with metal, EPDM, TPO, and asphalt roofing systems.

How Does the RT-MINI II Keep the Roof Waterproof?

The RT-MINI II features Roof Tech's self-flashing AlphaSeal® system, which provides a 100% waterproof seal. It is certified under ICC ESR 3575 and is designed to maintain the integrity of asphalt shingles without damaging the roof seal.

What Wind and Snow Loads Can the RT-MINI II Withstand?

The RT-MINI II is engineered for demanding weather conditions. It is rated to withstand wind speeds of up to 180 mph and ground snow loads of up to 90 PSF.

Does the RT-MINI II Require Pilot Holes During Installation?

No. The RT-MINI II is installed using wood screws, eliminating the need for pilot holes. This simplifies the installation process and helps reduce installation time.

Is the RT-MINI II Approved for High Wind Zones Like Florida, and Are Engineering Letters Available?

Yes. The RT-MINI II is Florida Product Approved for all High Velocity Hurricane Zone (HVHZ) projects. Stamped Professional Engineer (PE) letters are also available for 40 U.S. states and five Canadian provinces.

Ready to spec the RT-MINI II for your next install?

Our team can help you confirm roof compatibility, span requirements, and PE letter availability for your state.

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